Igcse Year 8 Plant

Process by which plants manufacture carbohydrates from raw materials using energy from light is

• Photosynthesis

• Combustion

• Respiration

The by-products of photosynthesis are

• Oxygen

• Glucose

• Carbon dioxide

• All of the above

Photosynthesis takes place in the organelle called chlorophyll

• True

• False

Plants carry out photosynthesis whole day

• True

• False

The plants use glucose for

• Respiration

• Making other substances that act as stores of energy (e.g. starch)

• Making new materials for growth

Which are the adaptation of leaves

• Thin leaves

• Chlorophyll

• Root Hair Cells

• Xylem and phloem

• Stomata and guard cell

The ________ part of the leaf contains palisade mesophyll cell

• upper

• lower

• whole

• I forget leh

Plants get the carbon dioxide from the air through diffusion through stomata

• False

• True

Select the correct statements.

• Guard cells control the size of the stomata so that the leaf does not lose

• Spongy mesophyll cells let carbon dioxide reach the other cells in the leaf

• Stomata control the size of the guard cell so that the leaf does not lose

• Palisade mesophyll cells let carbon dioxide reach the other cells in the leaf

The water is absorbed through the root hair cells and transported through ploem to the leaf.

• True

• False