CBSE Class 7 Science Life Processes in Plants (Class 7 NCERT New) Quiz 1

1. What do plants primarily use to produce food?

A Carbon dioxide B Hydrogen C Oxygen D Nitrogen

2. Which part of the plant is known as the 'food factory'?

A Flowers B Roots C Stems D Leaves

3. What pigment is essential for photosynthesis?

A Xanthophyll B Melanin C Carotene D Chlorophyll

4. What is the process by which plants make their food?

A Photosynthesis B Respiration C Transpiration D Fermentation

5. Which gas do plants take in during photosynthesis?

A Hydrogen B Oxygen C Nitrogen D Carbon dioxide

6. What do plants release as a byproduct of photosynthesis?

A Carbon dioxide B Oxygen C Nitrogen D Methane

7. What structure in leaves helps with gas exchange?

A Stomata B Xylem C Chloroplasts D Phloem

8. Which part of the plant transports water and minerals?

A Roots B Leaves C Phloem D Xylem

9. What is the main product of photosynthesis?

A Water B Oxygen C Starch D Glucose

10. What do plants need for photosynthesis besides sunlight?

A All of the above B Chlorophyll C Carbon dioxide D Water