Energy Quiz

What is the main purpose of photosynthesis in plants?

• To produce oxygen

• To convert sunlight into chemical energy

• To absorb carbon dioxide

• To release water

Which of the following is a product of cellular respiration?

• Glucose

• Oxygen

• Carbon dioxide

• Sunlight

In which part of the plant does photosynthesis primarily occur?

• Roots

• Stem

• Leaves

• Flowers

What is the first stage of cellular respiration?

• Krebs cycle

• Glycolysis

• Electron transport chain

• Photosynthesis

Which of the following organisms is a producer in an ecosystem?

• Lion

• Grass

• Eagle

• Rabbit

How does energy flow in an ecosystem?

• From consumers to producers

• From producers to consumers

• In a circular motion

• From decomposers to producers

Which of the following is an example of a food chain?

• Grass → Rabbit → Fox

• Sun → Water → Soil

• Tree → Bird → Insect

• Fish → Algae → Shark

What role do consumers play in the food chain?

• They produce energy

• They decompose organic matter

• They transfer energy by eating other organisms

• They convert sunlight into energy

Which gas is absorbed by plants during photosynthesis?

• Oxygen

• Nitrogen

• Carbon dioxide

• Hydrogen

What is the main energy source for photosynthesis?

• Water

• Soil nutrients

• Sunlight

• Oxygen