During cellular respiration, plants take in __________ from the air and break down stored __________.

• carbon dioxide, sugars

• oxygen, sugars

• light energy, carbon dioxide

• light energy, oxygen

The main reason that cells carry out cellular respiration is to _____________.

• release energy

• breathe

• get glucose

• eliminate waste

Chloroplasts are the location of photosynthesis.

• true

• false

Photosynthesis is the process in which plants use energy from light to produce ___________.

• new cells

• organelles

• food

• none of these

Water is a product of cellular respiration

• True

• False

Which organisms use cellular respiration as a way to convert energy into useable form?

• seedlees plants only

• only plants with seeds

• only mammals

• all organisms

A rabbit eats a carrot for food. What happens to the molecules of the food?

• The molecules get destroyed in the animal's body.

• The molecules get completely eliminated by the rabbit as waste.

• The molecules get converted to energy only.

• The molecules get converted to energy and other types of molecules.

The source of almost all energy on Earth is the sun.

• True

• False

During the process of ___________, plants make sugar molecules using energy from the sun.

• fermentation

• photosynthesis

• cellular respiration

• mitosis

Plants cannot make sugar molecules without

• water, oxygen, and glucose

• carbon dioxide and sunlight

• carbon dioxide, sunlight, and water

• carbon dioxide, sunlight, and glucose