Q: Answer the question

Humans need food to grow and survive. Food that is not used immediately by the body for energy is
OPTIONS:
- stored for future use
- converted to water for energy
- used to remove wastes from cells
- transformed into oxygen for survival

A: stored for future use

Q: Answer the question

In the Adirondack forests of New York, some trees have died. The change in the forest is thought to be related to air pollution and rain. Which abiotic factor most likely has been changed as a result of the pollution and rain which resulted in the death of the trees?
OPTIONS:
- a decrease in the amount of available oxygen
- an increase in the amount of sunlight
- a decrease in the pH of the soil
- an increase in soil nutrients

A: a decrease in the pH of the soil

Q: Answer the question

When a person speaks into a telephone, sound energy is changed mostly into which form of energy?
OPTIONS:
- heat
- light
- electrical
- chemical

A:
electrical