Category: PISc

1. Mostly disease-free plants in plant tissue culture can be obtained through____________

2. What types of bed can be used in areas of low rain fall?

3. A science which deals with the production of fruits like mango, papaya, avocado, etc. is known as—-

4. One of the following is not Factors affecting weed-crop interference

5. The following activities done at nursery in order to provide the optimum level of seedling density.

6. Which gene transfer technique involves a tiny needle which is used to inject DNA into a cell lacking that DNA?

7. Serious disease of vegetable seedlings at nursery level is—

8. _________ is an immature plant from which a new plant will grow under proper conditions?

9. One of the following is not true Critical period of crop-weed competition

10. ____________is a weed whose introduction is likely to cause economic or environmental harm to human health.

11. Solution with similar concentration as that of the cell sap.

12. Irrigation Interval can be increased _______

13. Which one of the following is not true about water?

14. From the following which activities does not practiced after transplanting?

15. Which one is not true about photosynthesis?

16. The production of adventitious roots and shoots from cultured cells, tissues and organs is called_______________.

17. __ is the period of the resumption of growth of a seed or a vegetative part of the weed after a short /long period of rest.

18. ___________ are termed as structure less, weak, moderate, strong and very strong depending on the stability of the aggregates when disturbed.

19. ____________ is the genetic variability generated during tissue culture.

20. Which one of the following is used for the in vitro development of haploid plants?

21. —— is an effective method of transport of matter over short distances.

22. ………is cavity between the two membranes of each thylakoid.

23. Genetic purity of seeds refers to?

24. Irrigation depth is_______

25. Which one of the following is true about grain?

26. Which of the following is naturally occurring auxin in plants?

27. Which one is wrong about C4 Photosynthetic Cycle?

28. 1. The movement of the vegetable from the farm gate to an accessible area for the consumers is known as—–

29. In which situation does Crop Water Requirement decrease?

30. The process in which two or more adjoining somatic protoplasts fused without any inducer is called as ______________ fusion.

31. The large (bulk) reservoir of viable seeds in the soil is called