Answer:
The correct answer is - option C.
Explanation:
Cultural diversity is the quality of the diversity or differences of the culture or society. It is important due to the various cultural and society or racial groups. It is learned by the one another. When it is confronted by environmental influences on behavior.
Thus, the correct answer is - option C.
Answer:
Explanation:
Gas exchange occurs at the alveoli in the lungs and takes place by diffusion. The alveoli are surrounded by capillaries so oxygen and carbon dioxide diffuse between the air in the alveoli and the blood in the capillaries.
A is the ans for this question
Net energy is the amount of that is actually useable from an energy resource. Net-energy ratio is the ratio of the amount of useable energy from a resource and the amount it takes to make that energy useful. ... An energy source with high energy efficiency provides a lot of work for the amount of energy used.
