Quiz B6 Plant nutrition (REAL)

What is the main purpose of photosynthesis in plants?

• To make oxygen for animals

• To produce food for the plant

• To absorb carbon dioxide

• To make the plant green

Which part of the plant is most responsible for photosynthesis?

• Root

• Stem

• Leaf

• Flower

Which of the following is NOT needed for photosynthesis?

• Sunlight

• Carbon dioxide

• Oxygen

• Water

_____ is the green substance in plant leaves that helps absorb sunlight for photosynthesis.

Which part of the leaf is the waxy layer that helps prevent water loss?

• A

• B

• C

• D

• E

Which part of the leaf contains many chloroplasts and is the main site for photosynthesis in a leaf?

• Palisade mesophyll

• Spongy mesophyll

• Cuticle

• Stoma

What part of the leaf is shown in the circle?

• Cuticle

• Vascular bundle (Xylem + Phloem)

• Guard cells

• Stomata

Which part of the leaf opens and closes the stomata?

• Cuticle

• Guard cells

• Upper epidermis

• Vascular bundle (Xylem + Phloem)

If this leaf is tested with iodine solution, which part of the leaf is most likely to turn blue?

• A

• B

• C

• D

If this leaf is tested with iodine solution, which part of the leaf is most likely to turn blue?

• A

• B

• C