Give specific/biological reasons for the following statements.
A person after consuming alcohol walks clumsily.

Give biological explanations for the following statements: A Bat is a Mammal.

Give biological reason for the following statement Cutting of trees should be discouraged.

Give biological reason for the following statement The birth rate in India is very high.

Give biological reason for the following statement Education is very important for population control.

Give suitable biological reasons for the following statements : Acid rain is harmful to the environment.

Give biological reason for the following statements : Plants growing in fertilized soil are often found to wilt if the soil is not adequately watered.

Give biological reason for the following: Throat infections could lead to ear infections.

Give biological reason for the following statements : In some xerophytes, leaves are modified into spines.

Give biological reason for the following: The renal cortex has a dotted appearance.

Give biological reasons for the following : The fluid present between the layers of meninges.