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Classification of Animals

Description: Classification of Animals
Number of Questions: 10
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Tags: Classification of Animals Magnetism Classification of Plants
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Which of the following organisms are characterised by the presence of mucus glands in the skin?

  1. Amphibians

  2. Fishes

  3. Sponges

  4. Echinoderms


Correct Option: A
Explanation:

Amphibians are characterised by the presence of mucus glands in the skin.

Which of the following organisms sucks human blood?

  1. Leech

  2. Earthworm

  3. Hydra

  4. Spider


Correct Option: A
Explanation:

Leech sucks human blood.

Which of the following is not a characteristic feature of reptiles?

  1. Scaly body

  2. Oviparity

  3. Warm-bloodedness

  4. Respiration through lungs


Correct Option: C
Explanation:

Reptiles are cold–blooded animals.

Which of the following is a characteristic feature of echinoderms?

  1. Cylindrical body

  2. Bilateral symmetry

  3. Parasitic mode of nutrition

  4. Spiny body


Correct Option: D
Explanation:

Echinoderms possess spiny body.

Which of the following is not a characteristic feature of annelids?

  1. Cylindrical body

  2. Segmented body

  3. Bilateral symmetry

  4. Aquatic habitat


Correct Option: D
Explanation:

Annelids do not possess aquatic habitat.

Which of the following organisms possess jointed legs?

  1. Annelids

  2. Arthropods

  3. Molluscs

  4. Platyhelminthes


Correct Option: B
Explanation:

Arthropods possess jointed legs.

Which of the following is not an echinoderm?

  1. Starfish

  2. Sea urchin

  3. Hydra

  4. Antedon


Correct Option: C
Explanation:

Hydra is a coelenterate; it is not an echinoderm. 

Which of the following organisms is called a ‘friend of farmers’?

  1. Earthworm

  2. Leech

  3. Sycon

  4. Ascaris


Correct Option: A
Explanation:

Earthworm is called a ‘friend of farmers'.

Which of the following organisms possess tentacles?

  1. Annelids

  2. Molluscs

  3. Cnidarians

  4. Arthropods


Correct Option: C
Explanation:

Cnidarians possess tentacles.

Which of the following organisms have shells over their bodies?

  1. Poriferans

  2. Annelids

  3. Molluscs

  4. Arthropods


Correct Option: C
Explanation:

Molluscs have shells over their bodies.

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