Question

8. Aman's age is three times his sons age. Ten years ago
9. Two numbers are in the ratio 5:3. If they differ by 18,
10. The sum of three Consecutive odd numbers 99. Wha
Science
11. Why does grain produce on a large scale?
12. How do you select good seed ? Give example.
13. Name some weedicides and why precaution taken on the time of sprayir
14. What is force? State its effect?
15. What is pressure ? Write its SI Unit?
16. State the difference between contact and non contact force?
17. What is synthetic fibre. Give some example with use.
18. What is plastic ? Write its properties.
19. What is 4R ? Why plastic item not thrown in water?
English
90 Define sentence Write the names of its kind with an ay​

Answer 1

Answer:

By a simple experiment

Explanation:

Drop the seed into the water .If it floats itis not a good seed.If it sinks it is a good seed.

Answer 2

Explanation:

Aman's age is three times his sons age. Ten years ago

9. Two numbers are in the ratio 5:3. If they differ by 18,

10. The sum of three Consecutive odd numbers 99. Wha

Science

11. Why does grain produce on a large scale?

12. How do you select good seed ? Give example.

13. Name some weedicides and why precaution taken on the time of sprayir

14. What is force? State its effect?

15. What is pressure ? Write its SI Unit?

16. State the difference between contact and non contact force?

17. What is synthetic fibre. Give some example with use.

18. What is plastic ? Write its properties.

19. What is 4R ? Why plastic item not thrown in water?

English

90 Define sentence Write the names of its kind with an ay