Photosynthesis

What are the raw materials required for photosynthesis?

• Sunscreen, fertilizer, and plastic

• Carbon dioxide, water, and sunlight

• Oxygen, nitrogen, and soil

• Hydrogen, carbon monoxide, and fire

What are the pores present in leaf?

• Stomata

• Lenticels

• Nodes

• Buds

Which gas is released in photosynthesis?

• Carbon dioxide

• Hydrogen

• Nitrogen

• Oxygen

Which of the following is used to test the presence of starch?

• KOH

• Glucose

• Iodine

• Lime water

What is photolysis?

• Splitting of water molecule by chemical energy

• Splitting of water molecule by light energy

• Splitting of carbon dioxide by light energy

• Splitting of carbon dioxide by chemical energy