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Mention the ploidy of the following , pr...

Mention the ploidy of the following , prothallus cell of a fern, zytote of a fern.

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Mention the ploidy of the following: protonemal cell of a moss, primary endosperm nucleus in dicot, leaf cell of a moss, prothallus cell of a fern, gemma cell in Marchantia, meristem cell of monocot, ovum of a liverwort, and zygote of a fern.

Fern prothallus is

Fern prothallus is

Prothallus of fern is

Prothallus of fern is

Which of the following is characteristic of ferns?

Which one of the following is called maiden hair fern?

Which one of the following is called maiden hair fern?

Fern prothallus is developed from

Prothallus of fern produces gametes.

SANTRA PUBLICATION-CLASSIFICATION OF LIVING ORGANISMS-NCERT QUESTIONS
  1. Name three groups of plant that bear archegonia.

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  2. Differentiate between liverworts and moss.

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  3. Mention the ploidy of the following , prothallus cell of a fern, zytot...

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  4. What is heterospory?Give two examples.

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  5. Differences between homosporous and heterosporous pteridophyte.

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  6. Describe the important characteristics of gymnosperms.

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  7. Write a note on economic importance of gymnosperms.

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  8. Both gymnosperms and angiosperms bear seeds, then why are they classif...

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  9. How would you distinguish monocots from dicots?

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  10. What are the difficulties thay you would face in classification of ani...

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  11. If you are given a specimen, what are the steps that you would follow ...

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  12. How useful is the study of the nature of body cavity and coelom in the...

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  13. Distinguish between intracellular and extracellular digestion?

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  14. What is the difference between direct and indirect development?

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  15. What are the peculiar features that you find in parasitic platyhelmint...

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  16. What are the reasons that you can think of for the arthopods to consti...

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  17. Water vascular system is the characteristic of which group of the foll...

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  18. All vertebrates are chordates but all chordates are not vertebrates. J...

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  19. How important is the presence of air bladder in Pisces?

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  20. What ate the modifications that are observed in birds that help them f...

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