Question

62, Energy of two moles of photons of radiation with
frequency 5 * 1014 Hz is nearly
(1) 200 kJ
(2) 400 kJ
(3) 600 kJ
(4) 800 kJ​

Answer 1

Answer:

1. Method of growing two or

more crops in a definite pattern

simultaneously on the same field.(13words)

4. Crops grown in rainy season.(6words)

10. Plants that are grown prior to crop and plants and mulched into the soil.

(two words)(11words)

11. The preferred agronomic

characteristic in cereals.(9words)

12. Process of crossing two plants of different species belonging to thesame genus(13words)

13. We can also improve crop varietyby introducing a ___ to get the preferred characteristics(4words)

14. A biotic factor that can reduce thecrop produce(8words)

2. Term used in relation with the

duration of sunlight.(11words)

3. Destroys soil fertility if used

constantly(11words)

5. Process of crossing two genetically dissimilar plants.(13words)

6. Method to kill pests that destroy

grains.10 words

7. System of farming which uses little or no chemicals. (two words)(14words)

8. A biotic factor that can reduce thecrop produce(9words)

9. Manure prepared by decomposition of farm waste using earthworms.(12words)

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