NM-MSSA Science 2

Question 1

Which process do plants use to convert sunlight into food?

Accepted Answer

Photosynthesis

Answer

Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to produce glucose and oxygen.

Question 2

What is the basic unit of life?

Accepted Answer

Cell

Answer

The cell is the smallest structural and functional unit of all living organisms.

Question 3

Which type of rock forms when magma cools and solidifies?

Accepted Answer

Igneous

Answer

Igneous rocks form when molten magma or lava cools and solidifies either underground or on Earth's surface.

Question 4

What force keeps planets in orbit around the Sun?

Accepted Answer

Gravity

Answer

Gravity is the attractive force between masses that keeps planets in their elliptical orbits around the Sun.

Question 5

Which gas do animals exhale that plants use in photosynthesis?

Accepted Answer

Carbon dioxide

Answer

Animals exhale carbon dioxide as a waste product of cellular respiration, which plants then absorb to use in photosynthesis.

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