Animals Plants and Human Life Tnpsc Study Material, Group 1 2 2a 4, VAO Group Question

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Animals, Plants and Human Life

19.

Functionless part of the Retina is

A. yellow spot B. blind spot C. sclerotic coat D. choroid chot

Answer : B. blind spot

20.

Anaerobic respiration may occur in the

A. Presence of oxygen B. absence of oxygen C. Both A and B D. None of these

Answer : B. absence of oxygen

21.

The gestation period of camel is

A. 280to 300 days B. 320 to 350 days C. 365 to 400 days D. 425 to 440 days

Answer : B. 320 to 350 days

22.

Archaeopteryx is a connecting link of the following animals:

A. Pisces and Amphibians B. Amphibians and Reptiles C. Reptiles and Aves D. Aves and Mammals

Answer : C. Reptiles and Aves

23.

Arthropods are special animals as they

A. have haemocoel B. have segmented body C. have colourless blood D. do not have cillia

Answer : B. have segmented body

24.

Which one of the following serves as host plant for silkworm?

A. Ficus bengalensis B. Morus alba C. Hibiscus rosa sinesis D. Helianthus annus

Answer : B. Morus alba

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