Understanding Photosynthesis and Respiration

Which of the following is a major plant division?

• Fungi

• Bryophytes

• Algae

• Protozoa

What is the primary function of leaves in most plants?

• Absorb water

• Perform photosynthesis

• Store nutrients

• Anchor the plant

Which organelle is responsible for photosynthesis in plant cells?

• Mitochondria

• Nucleus

• Chloroplast

• Ribosome

What type of energy is transformed into chemical energy during photosynthesis?

• Mechanical energy

• Thermal energy

• Light energy

• Sound energy

Which of the following is a product of photosynthesis?

• Carbon dioxide

• Oxygen

• Nitrogen

• Sulfur

What is the main purpose of cellular respiration?

• To produce glucose

• To release energy from glucose

• To absorb sunlight

• To create chlorophyll

Which of the following best describes the relationship between photosynthesis and cellular respiration?

• They are unrelated processes.

• Photosynthesis produces oxygen, which is used in cellular respiration.

• Cellular respiration produces glucose, which is used in photosynthesis.

• Both processes occur only in animals.

What is the chemical equation for photosynthesis?

Which part of the plant is primarily responsible for water absorption?

• Leaves

• Stems

• Roots

• Flowers

What is the role of chlorophyll in photosynthesis?

• It absorbs water.

• It absorbs sunlight.

• It releases oxygen.

• It stores glucose.