IGCSE Biology Paper-1: Specimen Questions with Answers 95 - 95 of 208

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Question 95

Question

MCQ▾

The table lists some of the features of three groups of vertebrates – Aves, Reptilian and amphibians

Which shows the correct features of each group?

Table Shows Features of Three Group of Vertebrates
AvesReptilianAmphibians
Part-AFins present, 4 pentadactyl limbsGills present , scale grow from skinFeathers growing from skin,

Beak but no teeth

Part-BFeathers growing from skin,

Beak but no teeth

Dry scaly impermeable skin

Simple teeth-no living tissue

Soft moist permeable skin

External fertilization in water

Part- CHairs growing from the skin

Teeth including living tissue

Feathers growing from skin,

Beak but no teeth

Fins present, 4 pentadactyl limbs
Part-DDry scaly impermeable skin

Simple teeth-no living tissue

Hairs growing from the skin

Teeth including living tissue

Gills present , scale grow from skin

Choices

Choice (4)

a.

Part C

b.

Part D

c.

Part B

d.

Part A

Answer

c.

Explanation

Aves are warm-blooded vertebrates with high body temperature that is necessary for their flights. The main characteristic of the birds is its feathers. Reptiles are cold-blooded animals. They regulate their body temperature by adjusting to the outside temperature . The feet of the reptiles have claws in their toes and the body is covered with scaly skins. s. Amphibians are cold-blooded animals. The larvae of the amphibians that develop in the water breathe through gills while the adults breathe by skins and lungs.

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