Question: Choose your answer.

When plants undergo photosynthesis, a reaction produces sugar, oxygen, and water. During respiration, stored energy from the products of photosynthesis is converted to usable energy. In what form is the energy stored prior to use in respiration?
My Answer: chemical energy

Question: Choose your answer.

Which of the following statements best explains how the decomposition of plant and animal matter helps to form rich soils?
My Answer: Decomposition adds nutrients to soil.

Question: Choose your answer.

High-altitude cirrus clouds are primarily formed from which substance?
My Answer: solid ice crystals

Question: Choose your answer.

During which change of state do the particles of a substance move from being tightly packed together to having more freedom of movement?
My Answer:
a solid becoming a liquid