food for plants

Green pigment in leaves is known as

• Chlorophyll

• photosynthesis

• enzymes

• glucose

Gas produced by plants after photosynthesis is

• oxygen

• carbon dioxide

• water vapour

• sulphur

Chemicals that turns blue- black in presence of starch

• glucose

• ammonia

• iodine

• sodium hydroxide

Plants which are insectivorous needs insects to feed on because it need____________

• water

• nitrogen

• oxygen

• none

Insectivorous plants can make their own food because they have____________

• enzymes

• sulphur

• stem

• chlorophyll

The plants need ______________ and water in presence of sunlight and chlorophyll for photosynthesis.

• water

• carbon dioxide

• oxygen

• nitrogen

For the test of Chorophyll _______________ leaves can be used.

• any green leaf

• coleus

• croton

• both coleus and croton.