1. This causes delay in senescence

2. ___________ is a coconut milk factor

3. Which of these can prevent the falling of leaves

4. The first one to synthesize cytokinin was

5. This hormone prevents the crop from falling

6. The cambial tissue of Pinus radiata has

7. This is capable of delaying yellowing of leaves

8. In a culture medium, the use of an old sample of DNA is associated with the discovery of which of these?

9. The hormone Cytokinin has the main function of

10. This plant hormone is responsible for the ripening of fruits