L 9.1 Energy and Life Quiz

What is the main function of ATP in cells?

• Regulate body temperature

• Facilitate cell division

• Produce oxygen

• Store and release energy

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What is the primary source of energy for cells?

• Glucose

• Protein

• Vitamin C

• Calcium

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What is the function of sodium-potassium pumps in cells?

• Produce ATP

• Maintain ion balance

• Regulate body temperature

• Digest food

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What is the process by which plants convert sunlight into chemical energy?

• Photosynthesis

• Respiration

• Osmosis

• Fermentation

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Which organisms are classified as autotrophs?

• Plants, algae, and some bacteria

• Cheetahs and lions

• Mushrooms and fungi

• Zebras and giraffes

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What is the primary role of heterotrophs in the food chain?

• Consume other living things

• Produce oxygen

• Decompose dead organisms

• Convert sunlight into energy

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What is the difference between ATP and ADP in terms of phosphate groups?

• ATP has 3 phosphate groups, ADP has 2

• ATP has 2 phosphate groups, ADP has 3

• ATP has 4 phosphate groups, ADP has 1

• ATP has 1 phosphate group, ADP has 4

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How do cells release the energy stored in ATP?

• By converting it into glucose

• By adding more phosphate groups

• By breaking the bonds between phosphate groups

• By absorbing sunlight

Why is ATP not suitable for storing large amounts of energy long-term?

• Cells cannot regenerate ATP

• ATP is too expensive to produce

• Glucose stores more energy than ATP

• ATP is unstable

What is the primary function of cilia and flagella in cells?

• Power movement

• Store energy

• Produce ATP

• Regulate temperature