Answer:
a process used by plants to convert sunlight to energy
Answer:
c. population
Explanation:
A localised group of organisms that belong to the same species is called Population. This can be a local population if the organisms stay at a particular place or a metapopulation if the organisms tend to move from one geographical location to another.
Answer AND Explanation:
As the population increases, the amount of resources are depleted. Inadequate resources makes the population growth to stop. With a high population, death rate increases due to starvation and diseases which spread more easily in a large population. There may be a decrease in birth rate due to fewer matings and abortions resulting from social stress.
Hypothalamus; pituitary gland
Hypothalamix-pituitary-adrenal axis is a complex set of direct influences and feedback interactions among the three organ components which are the hypothamus, pituitary gland and adrenal gland. These organ and their interactions forms the HPA axis that controls the reaction to stress and regulates many body processes,including digestion, immune system mood and emotions