Plants

This gas is used by plants in photosynthesis.

• air

• oxygen

• carbon dioxide

• carbon monoxide

This gas is made by plants in photosynthesis.

• air

• oxygen

• carbon dioxide

• carbon monoxide

Plants get their water for photosynthesis from here.

• veins

• soil

• air

• epidermis

This green pigment absorbs energy from sunlight.

• chloroplast

• chlorophyll

• stomata

• palisade layer

This tissue in a leaf is where most photosynthesis takes place.

• chloroplast

• chlorophyll

• stomata

• palisade layer

These tiny holes in a leaf allow gases to move in and out.

• chloroplast

• chlorophyll

• stomata

• palisade layer

Anurag did an experiment to compare the rate of photosynthesis of two types of seaweed. The diagram shows the apparatus he used. What variable should Anurag change in his experiment?

• number of bubbles produced

• type of water

• amount of seaweed

• types of seaweed

Anurag did an experiment to compare the rate of photosynthesis of two types of seaweed. The diagram shows the apparatus he used. What should Anurag measure in his experiment?

• number of bubbles produced

• type of water

• amount of seaweed

• types of seaweed

Anurag did an experiment to compare the rate of photosynthesis of two types of seaweed. The diagram shows the apparatus he used. List two variables that he should keep the same.

• type of seaweed, amount of seaweed

• amount of seaweed, type of water

• type of water, type of seaweed

This tissue transports water and minerals from soil to leaf.

• xylem

• phloem

• cortex

• epidermis