Welcome to the Quiz!

This quiz contains 8 questions from a mix of 1 subtopics.

Diagram showing active transport with molecules moving from low to high concentration across a membrane.

Active transport is the movement of molecules across a membrane, from a region of concentration to a region of concentration. This requires from respiration.

lower
higher
energy

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3

Is active transport a passive or active process?

Passive

Active

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1

True or false? Active transport can only take place across a membrane.

True

False

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1

Which process provides the energy required for active transport?

Translocation

Photosynthesis

Homeostasis

Respiration

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1

Illustration of a plant with roots showing where mineral ions are absorbed.

Where do plants absorb mineral ions from?

Air

Soil

Bacteria 

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1

Why can't plants absorb mineral ions by diffusion?

Their concentration is higher in the cell than in the soil

Mineral ions are charged

Mineral ions are too large

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1

Illustration of different plant cells adapted to absorb mineral ions.

Which cells in the plant are adapted to absorb mineral ions?

Palisade mesophyll cells

Root hair cells

Xylem cells

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1

Other than mineral ions, which other molecule do root hair cells absorb? 

Oxygen

Water

Carbon dioxide

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1