Photosynthesis Quiz for Grade 7

Froggy Jumps

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Test your understanding of photosynthesis.

Marwa Ghazal

United Arab Emirates

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Photosynthesis Quiz for Grade 7


Froggy Jumps Photosynthesis Quiz for Grade 7Version en ligne Test your understanding of photosynthesis. par Marwa Ghazal 1 What is the main purpose of photosynthesis? a To absorb water from the soil. b To release carbon dioxide. c To produce glucose using light energy. 2 Which organelle in plant cells carries out photosynthesis? a Mitochondrion b Nucleus c Chloroplast 3 Which two raw materials are required for photosynthesis? a Nitrogen and phosphorus b Oxygen and glucose c Carbon dioxide and water 4 What gas do plants release during photosynthesis? a Oxygen b Hydrogen c Carbon dioxide 5 What pigment mainly drives photosynthesis? a Hemoglobin b Chlorophyll c Carotene 6 In which part of the plant does photosynthesis mainly occur? a Leaves b Roots c Stems 7 Which process uses light energy to split water? a Calvin cycle b Transpiration c Light-dependent reactions 8 What is the name of the cycle that produces sugar using CO2? a Krebs cycle b Calvin cycle c Electron transport chain 9 Which factor does NOT primarily limit photosynthesis? a Light intensity b Soil texture c CO2 concentration 10 Why do leaves change color in autumn? a Leaves stop absorbing water b Chlorophyll breaks down, revealing other pigments c Sunlight destroys pigments