19.
Functionless part of the Retina is
Answer : B. blind spot
20.
Anaerobic respiration may occur in the
Answer : B. absence of oxygen
21.
The gestation period of camel is
Answer : B. 320 to 350 days
22.
Archaeopteryx is a connecting link of the following animals:
Answer : C. Reptiles and Aves
23.
Arthropods are special animals as they
Answer : B. have segmented body
24.
Which one of the following serves as host plant for silkworm?
Answer : B. Morus alba