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GK Questions for Class 7: Science
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GK Questions for Class 7: Science
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15 Questions

1. What is a healthy blood pressure limit?

2. Which organ performs blood purification in the human body?

3. What is the name of the acid found in lemons?

4. By which process does the excess water in plants get released?

5. The food or chemical energy source made by plants through photosynthesis is?

6. Where is diaphragm located in the human body?

7. What is humidity?

8. What is a state of high blood pressure called?

9. Ornithology is the scientific study of?

10. Which one of the two minimises wastage of electricity: CFL or an electric bulb?

11. What are the products of anaerobic respiration in yeast?

12. What combination of sex chromosomes produces a male human?

13. The preserved remains of once-living organisms are called?

14. Morning dew is an example of which process of the water cycle?

15. What is the main cause of Goitre?