Biology ICSE Class 6 Important Questions Chapter 4 Classification of Animals

Extra Questions

Question 1.
Name :
a. Group of animals with jointed legs.
Answer:
Arthropods.

b. A mammal that lays eggs.
Answer:
Platypus.

c. Two segmented worms (Annelids).
Answer:
Earthworm, leech.

d. Two Cnidarians.
Answer:
Hydra, jelly fish.

e. Two sponges (Poriferans).
Answer:
Sycon, Spongilla.

f. Two animals that are parasites in humans.
Answer:
Tapeworm, Ascaris.

g. Two Arachnids.
Answer:
Spiders, scorpions.

h. Two molluscs.
Answer:
Octopus, snail.

Question 2.
Differentiate between Vertebrates and Invertebrates.
Answer:
Vertebrates
a. These animals have a backbone.
b. They are further divided into five groups.
c. e.g. Birds, humans.

Invertebrates:
a. These are animals without a backbone.
b. They are further divided into eight groups.
c. e.g. Worms, insects.

Question 3.
Name two aquatic mammals.
Answer:
Whales and dolphins.

ICSE Class 6 Biology Important Questions

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