Question

I. Multiple Choice Questions.
1. Four-chambered heart is found in
(a) Birds
(b) Mammals
(c) Amphibians
(d) Birds and mammals
2. Organs of locomotion in Arthropods are
(a) Parapodia
(b) Pseudopodia
(c) Jointed legs (d) Wings
3. Vertebrates have
(a) Tentacles
(b) Hollow sac-like body
(c) Flat body
(d) Backbone
4. The earthworm is a/an
(a) Poriferan
(b) Annelid
(c) Mollusc
(d) Protozoan
5. Animals that have hair and feed their young
ones with milk are called
(a) Molluscs
(b) Amphibians
(c) Aves
(d) Mammals
6. Tentacles are present in
(a) Hydra
(b) Tapeworm
(c) Cockroach
(d) Starfish

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Answer 1

Explanation:

1) mammals

2)jointed legs

3)backbone

4)annelid

5)mammals

6)hydra

This is your answer

Hope it helps..

Answer 2

Explanation:

1. mammals and birds ( option d )

2.jointed legs ( option c )

3.back bone ( option d )

4.Annelida ( option b )

5.Mammals ( option d )

6.hydra ( option a )

I hope it's help you