Assertion : In Drosophila, one strain shows more sensitivity towards CO2
Reason: The sensitivity is due to the presence of a heat labile substance within the cytoplasm called sigma.

Assertion : In Drosophila, one strain shows more sensitivity towards CO2 Reason: The sensitivity is due to the presence of a heat labile substance within the cytoplasm called sigma.

Assertion : More and more children in metro cities of India suffer from allergies and asthma due to sensitivity to the environment . Reason : The protected environment provided to the children in early life in the metro cities.

Assertion (A) : When we blow into a test - tube containing lime water ,it turns milky Reason (R ) : This shows the presence of CO_(2) in the exhaled air .

Assertion :- Aerobic respiration yields more energy than anaerobic respiration. Reason:- In aerobic respiration there is complete oxidation of organic substances in presence of oxygen and release all hydrogen and CO_(2) .

Assertion (A) : Within the mesosphere, temperature decreases with increasing altitude. Reason (R): This is due to decreasing solar heating and increasing cooling by CO_(2) radiative emission