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Which one of the following is heterospor...

Which one of the following is heterosporous?

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The correct Answer is:
Two (Selaginella, Salvinia)
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ALLEN-DIVERSITY OF THE LIVING WORLD-Exercise
  1. Identify the following figures (A,B):-

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  2. Match the column I and with Column II

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  3. Which one of the following is heterosporous?

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  4. Study the following life cycle of Pteridophytes:- How many struct...

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  5. Read the following informations and identify the genus * Coralloids ...

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  6. Match the column I with Column II:-

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  7. The spread of living pteridophytes is limited and is restricted to nar...

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  8. Female cone to Mega sporophylls to Megasporongia to Megaspores For a...

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  9. Identify the name of processes (A&B) in the given sequence Microspor...

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  10. In gymnosperms, the male and the female gametophytes do not have an in...

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  11. In gymnosperms, the nucellus is protected by envelops and the composit...

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  12. How many cells are there in an embryo sac?

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  13. Write the names of male and female sex organs of angiosperms respectiv...

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  14. In how many classes angiosperms are divided?

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  15. Ovules, stamen, ovary, carpel, anther, antipodals, synergids, Pollen g...

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  16. Angiosperms range in size from tiny, almost microspic e.g. (A) to tall...

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  17. Total number of nuclei involved in double fertilization is

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  18. Write down the ploidy level of followings regarding typical angiosperm...

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  19. After fertilization, what is the future of the following:- (A) Ovule...

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  20. Identify the A,B,C, D & E in given life cycle of an angiosperm:-

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