In some animal groups, the body is found divided into compartments with at least some organs. This characteristic feature is called

1.  Segmentation

2.  Metamerism

3.  Metagenesis

4.  Metamorphosis

 

Subtopic:  Basis of Classification |
 66%
From NCERT
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Given below are types of cells present in some animals. Which of the following cells can differentiate to perform different functions?

1. choanocytes

2. interstitial cells

3. gastrodermal cells

4. nematocytes

 

Subtopic:  Basis of Classification |
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Which one of the following sets of animals share a four chambered heart?

1.  Amphibian, Reptiles, Birds

2.  Crocodiles, Birds, Mammals

3.  Crocodiles, Lizards, Turtles

4.  Lizards, Mammals, Birds

Subtopic:  Study of Amphibians | Study of Aves & Mammals |
 92%
From NCERT
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Which of the following pairs of animals has non-glandular skin?

1.  Snake and frog

2.  Chameleon and turtle

3.  Frog and pigeon

4.  Crocodile and tiger

Subtopic:  Study of Reptilia |
 57%
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Birds and mammals share one of the following characteristics as a common feature.

1.  Pigmented skin

2.  Pneumatic bones

3.  Viviparity

4.  Warm blooded body

 

Subtopic:  Study of Aves & Mammals |
 89%
From NCERT
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Which one of the following sets of animals belong to a single taxonomic group?

1.  Cuttlefish, jellyfish, silverfish, dogfish, starfish

2.  bat, pigeon, butterfly

3.  Monkey, chimpanzee, man

4.  Silkworm, tapeworm, earthworm

 

Subtopic:  Study of Aves & Mammals |
 92%
From NCERT
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Which one of the following statements is incorrect?

1. Mesoglea is present in between ectoderm and endoderm in Obelia
2. Asterias exhibits radial symmetry
3. Fasciola is a pseudocoelomate animal
4. Taenia is a triploblastic animal  

Subtopic:  Phylum Ctenophora & Platyhelminthes |
 71%
From NCERT
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Which one of the following statements is incorrect?

1.  In cockroaches and prawns, excretion of waste material occurs through Malpighian tubules.

2.  In ctenophores, locomotion is mediated by comb plates.

3.  In Fasciola, flame cells take part in excretion.

4.  Earthworms are hermaphrodites and yet cross-fertilization takes place among them.

 

Subtopic:  Phylum Ctenophora & Platyhelminthes | Phylum Arthropoda |
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Which one of the following is oviparous?

1.  Platypus

2.  Flying fox (bat)

3.  Elephant

4.  Whale

 

Subtopic:  Study of Aves & Mammals |
 91%
From NCERT
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Which one of the following is not a poisonous snake?

1.  Cobra

2.  Viper

3.  Python

4.  Krait

Subtopic:  Study of Reptilia |
 73%
From NCERT
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