Photosynthesis Explained

Biology

Learn about photosynthesis, the process plants use to make food from sunlight, water, and carbon dioxide. Discover the role of chloroplasts, chlorophyll, and stomata in this vital process.

Photosynthesis Plants Science

8 Questions Easy Ages 8+ Oct 23, 2025

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About this Study Set

This study set covers Biology through 8 practice questions. Learn about photosynthesis, the process plants use to make food from sunlight, water, and carbon dioxide. Discover the role of chloroplasts, chlorophyll, and stomata in this vital process. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 8 questions from the Photosynthesis Explained study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 What is the main purpose of photosynthesis?

A To make food for plants
B To absorb water
C To release oxygen
D To attract insects

2 What are the three main ingredients plants use for photosynthesis?

A Sunlight, water, and carbon dioxide
B Soil, water, and oxygen
C Sunlight, soil, and carbon dioxide
D Nitrogen, water, and sunlight

3 What are the tiny openings in leaves called that allow plants to breathe?

A Chloroplasts
B Stomata
C Roots
D Veins

4 What is the green pigment found in chloroplasts called?

A Oxygen
B Carbon dioxide
C Chlorophyll
D Sugar

5 What two things are produced during photosynthesis?

A Carbon dioxide and water
B Sugar and oxygen
C Water and sugar
D Carbon dioxide and oxygen

6 What part of the plant absorbs water and nutrients?

A Leaves
B Roots
C Stomata
D Chloroplasts

7 What gas do plants take in during photosynthesis?

A Oxygen
B Nitrogen
C Carbon Dioxide
D Hydrogen

8 What gas do plants release during photosynthesis?

A Carbon Dioxide
B Nitrogen
C Oxygen
D Hydrogen

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