Plant Sc 31

99

Plant Sc 31

Sample

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

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

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

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

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

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

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

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

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

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

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

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

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13. In which situation does Crop Water Requirement decrease?

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

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15. __ 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.

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16. Which one is wrong about C4 Photosynthetic Cycle?

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17. Which one is not true about photosynthesis?

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18. Genetic purity of seeds refers to?

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

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

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

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

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

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

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

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26. Irrigation Interval can be increased _______

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

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28. Irrigation depth is_______

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

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

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

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