IX D Science Test 1

The process by which plants make their own food is called ______________________

Tiny pores present on the

leaves are called _____________________

Plants are green in colour due to the presence of ________________________

Plants can synthesise their own food by photosynthesis thus called _____________

• Heterotrophs

• Saprotrophs

• Autotrophs

• Parasitic

What is the difference between heterotrophs and saprotrophs?

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Stomata on the leaves help in ____________________________

During photosynthesis plants release which gas?

• Carbon dioxide

• Oxygen

• Nitrogen

• Chlorine

During photosynthesis chlorophyll-containing

cells of leaves, in the presence of sunlight, use

carbon dioxide from air and water from the soil to

synthesise ____________________________

The part of the plant below ground is called _____________ system.

_______________ gas is taken in during the process of photosynthesis