Understanding Plant Growth Quiz

What do plants need to grow?

• Soil

• Sunlight

• Air

• All of the above

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What is the process called that plants use to make their own food?

• Photosynthesis

• Respiration

• Germination

• Evaporation

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Which nutrient helps make a plant's leaves green?

• Potassium

• Nitrogen

• Phosphorus

• Calcium

What can happen if a plant receives too much sunlight?

• It grows taller

• It may wither and die

• It produces more flowers

• It absorbs more water

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During photosynthesis, plants release what into the air?

• Carbon dioxide

• Oxygen

• Nitrogen

• Water vapor

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Which of the following is NOT one of the core four things plants need to grow?

• Soil

• Sunlight

• Space

• Water

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What happens if plants do not have enough space to grow?

• They grow faster

• They may suffer from disease

• They produce more roots

• They bloom more flowers

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What temperature do most plants grow well in?

• Cold temperatures

• Warm daytime and cooler nighttime

• Consistently hot temperatures

• Any temperature

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Which nutrient helps plants fight off diseases?

• Nitrogen

• Potassium

• Phosphorus

• Oxygen

What do plants take in from the air to help with photosynthesis?

• Oxygen

• Nitrogen

• Carbon dioxide

• Hydrogen

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