CLEP Introduction to Natural Science 2

Question 1

Which organelle is responsible for producing most of a eukaryotic cell's ATP?

Accepted Answer

Mitochondrion

Answer

Mitochondria generate ATP through aerobic cellular respiration.

Question 2

What is the primary gas absorbed by plants during photosynthesis?

Accepted Answer

Carbon dioxide

Answer

Plants take in carbon dioxide and release oxygen during photosynthesis.

Question 3

Which type of rock forms from the cooling and solidification of magma or lava?

Accepted Answer

Igneous

Answer

Igneous rock forms when molten rock cools and crystallizes.

Question 4

What force keeps the planets in orbit around the Sun?

Accepted Answer

Gravity

Answer

Gravitational attraction between the Sun and planets maintains their orbits.

Question 5

Which subatomic particle carries a negative electric charge?

Accepted Answer

Electron

Answer

Electrons orbit the nucleus and carry a negative charge.

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