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The Sun-Made Food: Photosynthesis

Questions: 5

Grade: 4

Words: 73

Text

Text & Questions

Text, Questions & Answers

Imagine if you could make your own food just by standing in the sun, wouldn't that be fun? This is exactly what plants do! They use sunlight, water, and carbon dioxide to create their food in a process called photosynthesis. But that's not all, they also produce oxygen - the air we breathe. Without photosynthesis, plants couldn't grow, and we wouldn't have oxygen to breathe. Can you imagine what would that be like?

Question 1

What process do plants use to make their food?

Respiration

Digestion

Photosynthesis

Explanation. Plants use sunlight, water, and carbon dioxide to create their food in a process called photosynthesis

Transpiration

Evaporation

Question 2

What is a by-product of photosynthesis that humans need to breathe?

Nitrogen

Hydrogen

Oxygen

Explanation. Plants produce oxygen during photosynthesis, which is the air we breathe.

Carbon dioxide

Methane

Question 3

What would happen if plants did not perform photosynthesis?

They would grow faster

They would change color

They would not grow

Explanation. Without photosynthesis, plants couldn't grow because they wouldn't be able to produce their own food.

They would produce more flowers

They would produce more fruits

Question 4

What are the three main things that plants need to perform photosynthesis?

Sunlight, water, and nitrogen

Sunlight, oxygen, and carbon dioxide

Carbon dioxide, water, and nitrogen

Sunlight, water, and carbon dioxide

Explanation. Plants use sunlight, water, and carbon dioxide to create their food in a process called photosynthesis.

Sunlight, water, and methane

Question 5

True or False: Humans could survive without the oxygen produced by plants.

True

False

Explanation. Humans need the oxygen that plants produce during photosynthesis to breathe.

Maybe

Depends on the human

None of the above

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