Photosynthesis Quiz 8th grade 1

What is the main purpose of photosynthesis?

• To produce oxygen

• To produce glucose (sugar)

• To produce carbon dioxide

• To produce water

Which of the following is the primary pigment involved in photosynthesis?

• Carotene

• Xanthophyll

• Chlorophyll

• Anthocyanin

What gas is used by plants during photosynthesis?

• Oxygen

• Carbon dioxide

• Nitrogen

• Hydrogen

What gas is released by plants during photosynthesis?

• Oxygen

• Carbon dioxide

• Nitrogen

• Methane

Where does photosynthesis mainly occur in a plant?

• Roots

• Stem

• Leaves

• Flowers

Which of the following is a product of photosynthesis?

• Water

• Glucose

• Carbon dioxide

• Soil nutrients

Photosynthesis takes place in which part of the plant cell?

• Nucleus

• Mitochondria

• Chloroplast

• Ribosome

What is the main source of energy for photosynthesis?

• Water

• Sunlight

• Soil nutrients

• Oxygen

Which of the following substances is NOT needed for photosynthesis?

• Water

• Carbon dioxide

• Sunlight

• Oxygen

What is the sugar produced in photosynthesis used for?

• Storing energy

• Producing oxygen

• Absorbing sunlight

• Releasing carbon dioxide