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Which one of the following statements is...

Which one of the following statements is not true ?

A

Sporopolenin is contributed by both pollen cytoplasm and tapetum

B

It helps the pollen to withstand againt strong acid

C

Sproropollenin derived from phycobilins

D

It helps pollen during long period preservation in fossil deposits

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SARAS PUBLICATION-Govt Solved Paper 2020 (2)-EXERCISE
  1. Which one of the following statements is not true ?

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  2. If you do dihybird in Prism sativum on the traits of pod shape an plan...

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  3. Bt brinjal is produced by using A and is having resistance againts B?

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  4. Which one of the following statements is true regarding IPR?

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  5. Which one of the following is a biopesticide?

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  6. Which one of the following is an incorrect pair?

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  7. Which one of the following is highly effective against jaundice?

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  8. Molecular farming plants are different from natural medicinal plants. ...

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  9. Draw the diagram showing altitudinal zonation of vegetation.

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  10. Write the steps involved in the mechanism of decomposition.

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  11. Differentiate Rhizobium from Azolla as bio-fertilizers.

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  12. Define germplasm collection.

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  13. Write the uses of coffee.

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  14. Differentiate heterostyly from herkogamy.

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  15. Explain the role of genes in the formation of purple colour in the flo...

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  16. If the upstream process is not done for a fermentation process (biorea...

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  17. List out the ethical issues of genomic research.

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  18. If crow is absent in an ecosystem, What would happen?

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  19. A reproduction wthout the involvement of male and female gametes is ca...

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  20. Explain how translocation chromosomal aberration is different from cro...

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