100 BEST MCQ ON ANIMAL KINGDOM FOR NEET

100 BEST MCQ ON ANIMAL KINGDOM FOR NEET

 

MCQ ON ANIMAL KINGDOM FOR PRACTICE WHICH WILL HELP YOU IN YOUR NEET PREPARATION

 

That concludes the set of 100 multiple-choice questions on the animal kingdom. Each question is followed by its respective answer and an explanation for better understanding. Let me know if you need further assistance!

 

Animal Kingdom

 

  1. Which of the following animals belongs to the phylum Arthropoda?
    A) Dog
    B) Snake
    C) Butterfly
    D) Frog
    Answer: C) Butterfly
    Explanation: Butterflies belong to the phylum Arthropoda, characterized by jointed legs and exoskeletons.
  2. Which class do birds belong to?
    A) Mammalia
    B) Aves
    C) Reptilia
    D) Amphibia
    Answer: B) Aves
    Explanation: Birds belong to the class Aves, characterized by feathers and laying hard-shelled eggs.
  3. What is the main characteristic of animals in the phylum Chordata?
    A) Jointed legs
    B) Backbone or notochord
    C) Segmented bodies
    D) Exoskeleton
    Answer: B) Backbone or notochord
    Explanation: The defining characteristic of the phylum Chordata is the presence of a backbone or notochord at some stage of their development.
  4. Which of the following is not a characteristic of mammals?
    A) Laying eggs
    B) Hair or fur
    C) Mammary glands
    D) Warm-blooded
    Answer: A) Laying eggs
    Explanation: Mammals give birth to live young and nurse them with milk produced by mammary glands.
  5. Insects belong to which class?
    A) Insect
    B) Arachnida
    C) Crustacea
    D) Gastropod
    Answer: A) Insect
    Explanation: Insects belong to the class Insect, characterized by three pairs of legs and typically two pairs of wings.
  6. Which of the following is not a type of symmetry found in animals?
    A) Bilateral symmetry
    B) Radial symmetry
    C) Spherical symmetry
    D) Asymmetry
    Answer: C) Spherical symmetry
    Explanation: Spherical symmetry is not commonly found in animals; bilateral and radial symmetries are more common.
  7. Which phylum includes animals with stinging cells called nematocysts?
    A) Mollusca
    B) Cnidaria
    C) Porifera
    D) Echinodermata
    Answer: B) Cnidaria
    Explanation: Cnidarians, such as jellyfish and corals, possess specialized cells called nematocysts used for capturing prey or defense.
  8. What is the primary characteristic of animals in the phylum Porifera?
    A) Presence of a true coelom
    B) Segmented bodies
    C) Presence of spicules
    D) Ability to photosynthesize
    Answer: C) Presence of spicules
    Explanation: Poriferans, or sponges, have a porous body with specialized cells called choanocytes and structural elements called spicules.
  9. Which of the following is not a characteristic of reptiles?
    A) Cold-blooded
    B) Lay eggs with hard shells
    C) Scales covering the body
    D) Live birth
    Answer: D) Live birth
    Explanation: Reptiles are typically oviparous, meaning they lay eggs with tough, leathery shells.
  10. Which phylum includes animals with a water vascular system?
    A) Arthropoda
    B) Mollusca
    C) Echinodermata
    D) Annelida
    Answer: C) Echinodermata
    Explanation: Echinoderms, such as sea stars and sea urchins, possess a unique water vascular system used for locomotion and feeding.
  11. The process of shedding an exoskeleton in order to grow is called:
    A) Molting
    B) Moulting
    C) Shedding
    D) Exfoliation
    Answer: A) Molting
    Explanation: Molting is the process of shedding an old exoskeleton to allow for growth in arthropods and other invertebrates.
  12. Which of the following animals is a filter feeder?
    A) Shark
    B) Whale
    C) Sponge
    D) Frog
    Answer: C) Sponge
    Explanation: Sponges are filter feeders, drawing in water and filtering out food particles using specialized cells called choanocytes.
  13. Which class do spiders belong to?
    A) Arachnida
    B) Insecta
    C) Myriapoda
    D) Crustacea
    Answer: A) Arachnida
    Explanation: Spiders belong to the class Arachnida, characterized by eight legs and typically having fangs for injecting venom.
  14. The study of insects is called:
    A) Entomology
    B) Herpetology
    C) Ornithology
    D) Ichthyology
    Answer: A) Entomology
    Explanation: Entomology is the scientific study of insects and their relationships to humans, other organisms, and the environment.
  15. Which of the following is a characteristic of arachnids?
    A) Six legs
    B) Three body segments
    C) Presence of antennae
    D) Presence of spinnerets
    Answer: D) Presence of spinnerets
    Explanation: Arachnids, such as spiders and scorpions, have spinnerets used to produce silk for webs or cocoons.
  16. An animal that eats both plants and other animals is called:
    A) Herbivore
    B) Carnivore
    C) Omnivore
    D) Insectivore
    Answer: C) Omnivore
    Explanation: Omnivores consume both plant and animal matter as part of their diet.
  17. Which of the following is not a subclass of mammals?
    A) Monotremes
    B) Marsupials
    C) Reptiles
    D) Placentals
    Answer: C) Reptiles
    Explanation: Reptiles are a separate class of animals, not a subclass of mammals.
  18. Which of the following animals is ectothermic?
    A) Dog
    B) Snake
    C) Mouse
    D) Bird
    Answer: B) Snake
    Explanation: Ectothermic animals, like snakes, rely on external sources of heat to regulate their body temperature.
  19. The process by which an organism changes form as it matures is called:
    A) Evolution
    B) Metamorphosis
    C) Reproduction
    D) Adaptation
    Answer: B) Metamorphosis
    Explanation: Metamorphosis is a biological process by which an animal undergoes drastic changes in form as it matures, such as from a larva to an adult.
  20. Which of the following is not a type of mammal?
    A) Platypus
    B) Kangaroo
    C) Tuna
    D) Human
    Answer: C) Tuna
    Explanation: Tuna is a type of fish, not a mammal.
  21. The respiratory organ of fish is called:
    A) Gills
    B) Lungs
    C) Spiracles
    D) Tracheae
    Answer: A) Gills
    Explanation: Fish breathe using gills, which extract oxygen from water.
  22. Which of the following is a characteristic of amphibians?
    A) Laying eggs on land
    B) Dry, scaly skin
    C) Being cold-blooded
    D) Having feathers
    Answer: A) Laying eggs on land
    Explanation: Amphibians typically lay their eggs in water or moist environments, but many species lay eggs on land.
  23. Animals that lack a backbone are called:
    A) Vertebrates
    B) Invertebrates
    C) Mammals
    D) Birds
    Answer: B) Invertebrates
    Explanation: Invertebrates are animals that do not possess a backbone or spinal column.
  24. The largest group of invertebrates is:
    A) Arthropods
    B) Mollusks
    C) Cnidarians
    D) Echinoderms
    Answer: A) Arthropods
    Explanation: Arthropods, including insects, spiders, and crustaceans, make up the largest group of invertebrates.
  25. Which of the following is not a characteristic of echinoderms?
    A) Radial symmetry
    B) Endoskeleton made of calcium carbonate
    C) Water vascular system
    D) Jointed appendages
    Answer: D) Jointed appendages
    Explanation: Echinoderms do not have jointed appendages; they have a unique water vascular system and a calcareous endoskeleton.
  26. Which phylum includes animals with a mantle and a radula?
    A) Arthropoda
    B) Mollusca
    C) Annelida
    D) Echinodermata
    Answer: B) Mollusca
    Explanation: Mollusks, such as snails and clams, have a mantle for shell secretion and a rasping organ called a radula used for feeding.
  27. The class of animals that includes frogs and toads is:
    A) Amphibia
    B) Reptilia
    C) Mammalia
    D) Aves
    Answer: A) Amphibia
    Explanation: Frogs and toads belong to the class Amphibia, characterized by their semi-permeable skin and aquatic larval stage.
  28. What is the largest mammal on Earth?
    A) Elephant
    B) Blue whale
    C) Giraffe
    D) Polar bear
    Answer: B) Blue whale
    Explanation: The blue whale is the largest mammal on Earth, growing up to 100 feet in length.
  29. The study of crustaceans is called:
    A) Malacology
    B) Crustaceology
    C) Arachnology
    D) Mycology
    Answer: B) Crustaceology
    Explanation: Crustaceology is the scientific study of crustaceans, including crabs, lobsters, and shrimp.
  30. Which of the following animals is a herbivore?
    A) Lion
    B) Wolf
    C) Cow
    D) Hawk
    Answer: C) Cow
    Explanation: Cows primarily consume plant matter, making them herbivores.
  31. What is the purpose of camouflage in animals?
    A) To attract mates
    B) To intimidate predators
    C) To blend into the environment
    D) To communicate with others
    Answer: C) To blend into the environment
    Explanation: Camouflage helps animals avoid detection by predators or prey by blending into their surroundings.
  32. Which of the following is a characteristic of sponges?
    A) Presence of a nervous system
    B) Ability to move actively
    C) Filter feeding
    D) External skeleton made of chitin
    Answer: C) Filter feeding
    Explanation: Sponges are sessile filter feeders, drawing in water and filtering out food particles.
  33. The process by which plants and some animals convert light energy into chemical energy is called:
    A) Photosynthesis
    B) Respiration
    C) Digestion
    D) Fermentation
    Answer: A) Photosynthesis
    Explanation: Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.
  34. Which of the following animals undergoes complete metamorphosis?
    A) Butterfly
    B) Frog
    C) Dog
    D) Snake
    Answer: A) Butterfly
    Explanation: Butterflies undergo complete metamorphosis, starting as eggs, then larvae (caterpillars), pupae (chrysalis), and finally emerging as adults.
  35. Which of the following animals is not a mammal?
    A) Platypus
    B) Kangaroo
    C) Shark
    D) Human
    Answer: C) Shark
    Explanation: Sharks are fish, not mammals.
  36. The process by which an animal absorbs oxygen and releases carbon dioxide from its body is called:
    A) Circulation
    B) Digestion
    C) Respiration
    D) Excretion
    Answer: C) Respiration
    Explanation: Respiration is the process by which animals absorb oxygen from their environment and release carbon dioxide.
  37. Animals that primarily feed on insects are called:
    A) Carnivores
    B) Herbivores
    C) Insectivores
    D) Omnivores
    Answer: C) Insectivores
    Explanation: Insectivores primarily consume insects as part of their diet.
  38. The class of animals that includes sharks and rays is:
    A) Chondrichthyes
    B) Osteichthyes
    C) Amphibia
    D) Reptilia
    Answer: A) Chondrichthyes
    Explanation: Sharks and rays belong to the class Chondrichthyes, characterized by their cartilaginous skeletons.
  39. Which of the following animals is a detritivore?
    A) Earthworm
    B) Hawk
    C) Rabbit
    D) Frog
    Answer: A) Earthworm
    Explanation: Earthworms are detritivores, feeding on decomposing organic matter in soil.
  40. The largest group of mammals is:
    A) Primates
    B) Rodents
    C) Carnivores
    D) Bats
    Answer: B) Rodents
    Explanation: Rodents make up the largest group of mammals, with over 2,000 species.
  41. Animals that give birth to live young are called:
    A) Viviparous
    B) Oviparous
    C) Ovoviviparous
    D) Parthenogenic
    Answer: A) Viviparous
    Explanation: Viviparous animals give birth to live young instead of laying eggs.
  42. Which of the following is a characteristic of birds?
    A) Cold-blooded
    B) Lay eggs with soft shells
    C) Feathers covering the body
    D) Gills for respiration
    Answer: C) Feathers covering the body
    Explanation: Feathers are a unique characteristic of birds, providing insulation and aiding in flight.
  43. Animals that have a constant internal body temperature are called:
    A) Endothermic
    B) Ectothermic
    C) Poikilothermic
    D) Heterothermic
    Answer: A) Endothermic
    Explanation: Endothermic animals, also known as warm-blooded, maintain a constant internal body temperature regardless of external conditions.
  44. The class of animals that includes octopuses and squids is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Polyplacophora
    Answer: B) Cephalopoda
    Explanation: Octopuses and squids belong to the class Cephalopoda, characterized by their prominent heads and tentacles.
  45. What is the main function of the exoskeleton in arthropods?
    A) Protection
    B) Respiration
    C) Reproduction
    D) Digestion
    Answer: A) Protection
    Explanation: The exoskeleton in arthropods serves primarily for protection against predators and the environment.
  46. The study of mammals is called:
    A) Mammology
    B) Herpetology
    C) Ichthyology
    D) Ornithology
    Answer: A) Mammology
    Explanation: Mammology is the scientific study of mammals, including their biology, behavior, and ecology.
  47. Animals that consume both plants and meat are called:
    A) Herbivores
    B) Carnivores
    C) Omnivores
    D) Insectivores
    Answer: C) Omnivores
    Explanation: Omnivores have a varied diet, consuming both plant and animal matter.
  48. Which of the following is a characteristic of annelids?
    A) Presence of jointed appendages
    B) Segmented bodies
    C) Radial symmetry
    D) Presence of an exoskeleton
    Answer: B) Segmented bodies
    Explanation: Annelids, such as earthworms and leeches, have bodies divided into segments.
  49. Which of the following animals is a filter feeder?
    A) Eagle
    B) Owl
    C) Flamingo
    D) Whale
    Answer: D) Whale
    Explanation: Some species of whales, such as baleen whales, are filter feeders, straining small organisms like krill from the water.
  50. Which of the following animals has a beak?
    A) Cat
    B) Dog
    C) Eagle
    D) Parrot
    Answer: D) Parrot
    Explanation: Parrots have a beak, which is a specialized structure used for feeding, preening, and manipulating objects.
  51. Which of the following animals is an ectotherm?
    A) Human
    B) Turtle
    C) Mouse
    D) Rabbit
    Answer: B) Turtle
    Explanation: Turtles are ectothermic animals, meaning they rely on external sources of heat to regulate their body temperature.
  52. The study of fish is called:
    A) Ichthyology
    B) Herpetology
    C) Mammology
    D) Ornithology
    Answer: A) Ichthyology
    Explanation: Ichthyology is the scientific study of fish, including their anatomy, physiology, and behavior.
  53. Animals that primarily feed on plants are called:
    A) Carnivores
    B) Herbivores
    C) Insectivores
    D) Omnivores
    Answer: B) Herbivores
    Explanation: Herbivores consume primarily plant matter as part of their diet.
  54. The class of animals that includes clams and oysters is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Polyplacophora
    Answer: C) Bivalvia
    Explanation: Clams and oysters belong to the class Bivalvia, characterized by their hinged shells.
  55. Animals that feed on dead or decaying organic matter are called:
    A) Carnivores
    B) Herbivores
    C) Detritivores
    D) Omnivores
    Answer: C) Detritivores
    Explanation: Detritivores consume dead or decaying organic matter as part of their diet.
  56. Which of the following is a characteristic of mammals?
    A) Lay eggs
    B) Presence of feathers
    C) Warm-blooded
    D) Presence of gills
    Answer: C) Warm-blooded
    Explanation: Mammals are warm-blooded animals, meaning they maintain a constant internal body temperature.
  57. The class of animals that includes lobsters and crabs is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Malacostraca
    Answer: D) Malacostraca
    Explanation: Lobsters and crabs belong to the class Malacostraca, which is a subclass of crustaceans.
  58. Which of the following animals undergoes incomplete metamorphosis?
    A) Ant
    B) Butterfly
    C) Frog
    D) Moth
    Answer: A) Ant
    Explanation: Insects with incomplete metamorphosis, such as ants and grasshoppers, undergo gradual changes from nymphs to adults without distinct larval and pupal stages.
  59. Animals that feed on other animals are called:
    A) Herbivores
    B) Carnivores
    C) Insectivores
    D) Omnivores
    Answer: B) Carnivores
    Explanation: Carnivores primarily consume other animals as part of their diet.
  60. Which of the following is not a characteristic of birds?
    A) Presence of feathers
    B) Warm-blooded
    C) Laying eggs with soft shells
    D) Ability to fly
    Answer: C) Laying eggs with soft shells
    Explanation: Birds lay eggs with hard shells, not soft shells.
  61. The class of animals that includes snails and slugs is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Polyplacophora
    Answer: A) Gastropoda
    Explanation: Snails and slugs belong to the class Gastropoda, characterized by their single, coiled shell (in snails) or lack of shell (in slugs).
  62. Animals that primarily feed on fish are called:
    A) Carnivores
    B) Herbivores
    C) Insectivores
    D) Piscivores
    Answer: D) Piscivores
    Explanation: Piscivores are animals that primarily consume fish as part of their diet.
  63. The class of animals that includes jellyfish and corals is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Scyphozoa
    Answer: D) Scyphozoa
    Explanation: Jellyfish and corals belong to the class Scyphozoa, a group of cnidarians.
  64. Animals that feed on nectar from flowers are called:
    A) Carnivores
    B) Herbivores
    C) Insectivores
    D) Nectarivores
    Answer: D) Nectarivores
    Explanation: Nectarivores primarily consume nectar, a sugary fluid produced by flowers.
  65. The class of animals that includes starfish and sea urchins is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Echinoidea
    Answer: D) Echinoidea
    Explanation: Starfish and sea urchins belong to the class Echinoidea, a group of echinoderms.
  66. Which of the following animals undergoes direct development without a larval stage?
    A) Butterfly
    B) Frog
    C) Human
    D) Moth
    Answer: C) Human
    Explanation: Humans undergo direct development, meaning they do not have a distinct larval stage and instead grow and develop directly into adults.
  67. Animals that feed on the blood of other animals are called:
    A) Herbivores
    B) Carnivores
    C) Insectivores
    D) Parasites
    Answer: D) Parasites
    Explanation: Parasites are organisms that live on or in another organism (the host) and derive nutrients at the host’s expense.
  68. The class of animals that includes earthworms and leeches is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Oligochaeta
    Answer: D) Oligochaeta
    Explanation: Earthworms and leeches belong to the class Oligochaeta, a group of annelids.
  69. Which of the following is a characteristic of reptiles?
    A) Lay eggs with soft shells
    B) Cold-blooded
    C) Presence of feathers
    D) Gills for respiration
    Answer: B) Cold-blooded
    Explanation: Reptiles are ectothermic or cold-blooded animals, meaning they rely on external sources of heat to regulate their body temperature.
  70. The study of spiders is called:
    A) Entomology
    B) Arachnology
    C) Herpetology
    D) Mammalogy
    Answer: B) Arachnology
    Explanation: Arachnology is the scientific study of spiders and other arachnids.
  71. Which of the following animals is a decomposer?
    A) Butterfly
    B) Earthworm
    C) Cow
    D) Hawk
    Answer: B) Earthworm
    Explanation: Earthworms are decomposers, breaking down organic matter and returning nutrients to the soil.
  72. The class of animals that includes elephants and mice is:
    A) Aves
    B) Mammalia
    C) Amphibia
    D) Reptilia
    Answer: B) Mammalia
    Explanation: Elephants and mice belong to the class Mammalia, characterized by mammary glands and hair or fur.
  73. Which of the following animals undergoes hibernation during the winter months?
    A) Bat
    B) Turtle
    C) Snake
    D) Crocodile
    Answer: A) Bat
    Explanation: Bats are known to undergo hibernation during the winter months, entering a state of reduced metabolic activity to conserve energy.
  74. Animals that have a segmented body and jointed appendages are called:
    A) Arachnids
    B) Mollusks
    C) Echinoderms
    D) Arthropods
    Answer: D) Arthropods
    Explanation: Arthropods, such as insects, spiders, and crustaceans, have a segmented body and jointed appendages.
  75. Which of the following animals undergoes estivation during hot, dry conditions?
    A) Frog
    B) Bear
    C) Snail
    D) Penguin
    Answer: C) Snail
    Explanation: Some species of snails undergo estivation during hot, dry conditions, entering a state of dormancy to conserve water.
  76. The study of snakes is called:
    A) Herpetology
    B) Entomology
    C) Ornithology
    D) Arachnology
    Answer: A) Herpetology
    Explanation: Herpetology is the scientific study of reptiles and amphibians, including snakes.
  77. Animals that give birth to partially developed young, which then continue to develop inside the mother’s pouch, are called:
    A) Oviparous
    B) Viviparous
    C) Ovoviviparous
    D) Parthenogenic
    Answer: C) Ovoviviparous
    Explanation: Ovoviviparous animals produce eggs that hatch inside the mother’s body, with the young receiving additional nourishment from the mother before birth.
  78. The class of animals that includes crabs, lobsters, and shrimp is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Malacostraca
    Answer: D) Malacostraca
    Explanation: Crabs, lobsters, and shrimp belong to the class Malacostraca, a diverse group of crustaceans.
  79. Animals that primarily feed on algae are called:
    A) Carnivores
    B) Herbivores
    C) Insectivores
    D) Omnivores
    Answer: B) Herbivores
    Explanation: Herbivores consume primarily plant matter, including algae.
  80. The class of animals that includes mussels and scallops is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Polyplacophora
    Answer: C) Bivalvia
    Explanation: Mussels and scallops belong to the class Bivalvia, characterized by their two hinged shells.
  81. Which of the following animals is a vertebrate?
    A) Spider
    B) Snail
    C) Fish
    D) Earthworm
    Answer: C) Fish
    Explanation: Fish are vertebrates, possessing a backbone or vertebral column.
  82. The class of animals that includes frogs and toads is:
    A) Amphibia
    B) Reptilia
    C) Mammalia
    D) Aves
    Answer: A) Amphibia
    Explanation: Frogs and toads belong to the class Amphibia, characterized by their moist, permeable skin and aquatic larval stage.
  83. Animals that primarily feed on birds are called:
    A) Carnivores
    B) Herbivores
    C) Insectivores
    D) Avivores
    Answer: D) Avivores
    Explanation: Avivores are animals that primarily consume birds as part of their diet.
  84. The class of animals that includes lobsters, crabs, and shrimp is:
    A) Arachnida
    B) Insecta
    C) Crustacea
    D) Gastropoda
    Answer: C) Crustacea
    Explanation: Lobsters, crabs, and shrimp belong to the class Crustacea, characterized by their hard exoskeletons and jointed appendages.
  85. Which of the following animals is an invertebrate?
    A) Turtle
    B) Dog
    C) Spider
    D) Bird
    Answer: C) Spider
    Explanation: Spiders are invertebrates, meaning they do not possess a backbone or vertebral column.
  86. Animals that live on or in another organism (the host) and derive nutrients at the host’s expense are called:
    A) Herbivores
    B) Carnivores
    C) Parasites
    D) Detritivores
    Answer: C) Parasites
    Explanation: Parasites are organisms that live on or in another organism (the host) and derive nutrients at the host’s expense.
  87. The class of animals that includes jellyfish, corals, and sea anemones is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Anthozoa
    Answer: D) Anthozoa
    Explanation: Jellyfish, corals, and sea anemones belong to the class Anthozoa, a group of cnidarians.
  88. Animals that have a backbone or vertebral column are called:
    A) Vertebrates
    B) Invertebrates
    C) Mammals
    D) Birds
    Answer: A) Vertebrates
    Explanation: Vertebrates are animals that possess a backbone or vertebral column.
  89. The class of animals that includes octopuses, squids, and cuttlefish is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Polyplacophora
    Answer: B) Cephalopoda
    Explanation: Octopuses, squids, and cuttlefish belong to the class Cephalopoda, characterized by their prominent heads and tentacles.
  90. Animals that feed on plants and other animals are called:
    A) Herbivores
    B) Carnivores
    C) Insectivores
    D) Omnivores
    Answer: D) Omnivores
    Explanation: Omnivores consume both plant and animal matter as part of their diet.
  91. The class of animals that includes snails, clams, and squid is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Polyplacophora
    Answer: C) Bivalvia
    Explanation: Snails, clams, and squid belong to the class Bivalvia, characterized by their two hinged shells.
  92. Animals that have a segmented body and jointed appendages belong to which phylum?
    A) Arthropoda
    B) Mollusca
    C) Echinodermata
    D) Annelida
    Answer: A) Arthropoda
    Explanation: Arthropods, such as insects and spiders, have a segmented body and jointed appendages.
  93. The class of animals that includes snails, slugs, and octopuses is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Polyplacophora
    Answer: A) Gastropoda
    Explanation: Snails, slugs, and octopuses belong to the class Gastropoda, characterized by their single, coiled shell (in snails) or lack of shell (in slugs).
  94. Animals that feed on plants are called:
    A) Carnivores
    B) Herbivores
    C) Insectivores
    D) Omnivores
    Answer: B) Herbivores
    Explanation: Herbivores consume primarily plant matter as part of their diet.
  95. The class of animals that includes spiders, scorpions, and ticks is:
    A) Arachnida
    B) Insecta
    C) Crustacea
    D) Myriapoda
    Answer: A) Arachnida
    Explanation: Spiders, scorpions, and ticks belong to the class Arachnida, characterized by eight legs and typically having fangs for injecting venom.
  96. Animals that primarily feed on fish are called:
    A) Carnivores
    B) Herbivores
    C) Insectivores
    D) Piscivores
    Answer: D) Piscivores
    Explanation: Piscivores are animals that primarily consume fish as part of their diet.
  97. The class of animals that includes clams, oysters, and mussels is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Polyplacophora
    Answer: C) Bivalvia
    Explanation: Clams, oysters, and mussels belong to the class Bivalvia, characterized by their two hinged shells.
  98. Which of the following animals is an herbivore?
    A) Lion
    B) Wolf
    C) Rabbit
    D) Hawk
    Answer: C) Rabbit
    Explanation: Rabbits primarily consume plant matter, making them herbivores.
  99. The class of animals that includes starfish and sea urchins is:
    A) Gastropoda
    B) Cephalopoda
    C) Bivalvia
    D) Echinoidea
    Answer: D) Echinoidea
    Explanation: Starfish and sea urchins belong to the class Echinoidea, a group of echinoderms.
  100. Animals that primarily feed on insects are called:
    A) Carnivores
    B) Herbivores
    C) Insectivores
    D) Omnivores
    Answer: C) Insectivores
    Explanation: Insectivores primarily consume insects as part of their diet.

also read:- https://nalandascholars.com/mcqs-on-morphology-of-flowering-plants/

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