In most birds air sacs are ____________ in number?

Related Mcqs:

Protein subunits of capsid is called the capsomeres is a characteristic of each virus. Their number in Herpes virus is__________?

A. 100 B. 152 C. 162 D. 172...

Nodules on roots of leguminous plants have __________ bacteria?

A. Anaerobic B. Nitrogen fixing C. Nitrifying D. Ammonifying...

The size of Spirochete is_____________?

A. 0.1 -600 um B. 100-200 nm C. 500 um D. 0.75-1.25 um...

All of the following coelenterates show alternation of generation except:

A. Hydra B. Obelia C. Aurelia D. None of these...

Ground pries are also known as___________?

A. Lycopods B. Spike mosses C. Both of these D. None of these...