Ozone hole refers to?

A. hole in ozone layer B. decrease in the ozone layer in troposphere C. decrease in thickness of ozone layer in stratosphere D. increase in the thickness of ozone layer in troposphere Correct Answer: Option C – decrease in thickness of ozone layer in...
In the egg of a bird, the embryo is located in the?

In the egg of a bird, the embryo is located in the?

A. Chalaza B. Yolk C. Albumen D. Embryo disc Correct Answer: Option B – Yolk Explanation Special temporary organs or embryonic membranes form within the egg, both to protect the embryo and to provide for its nutrition, respiration, and excretion. These organs...

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