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which one of the following statements is...

which one of the following statements is correct?

A

1.Vascular cryptogams are all heterosporous

B

2.vascular cryptogams are all homosporous

C

3.Archegoniates are all homosporous

D

4.Spermatophytes are all heterosporous.

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The correct Answer is:
D
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TRUEMAN BIOLOGY-PLANT KINGDOM-MULTIPLE CHOICE QUESTION
  1. In which of the following the angiosperms resemble the Gymnosperms

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  2. In gymnosperms and angiosperms the pollen tube carries the male gamete...

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  3. which one of the following statements is correct?

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  4. Cycas has 2 cotyledons yet it is classified as Gymnosperm and not as d...

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  5. In Cycas pollen grains shed at a. 2 celled stage b. 3 celled stage c...

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  6. What is true for Cycas?

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  7. Which is incorrect about Cycas

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  8. Cycas reproduces vegetatively by a. sporophylis b. bulbils c. fragme...

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  9. Which one is common between Funaria and Pinus? 1. No fruits are produc...

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  10. Among the following, which does not belong to sporophyte generation in...

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  11. Needle in Pinus represents

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  12. The male cone of Pinus is formed of Or In pinus male cone bears is...

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  13. Seeds of Pinus are

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  14. Which of the following is not a correct match?

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  15. Following are are given some trends in the evolution of plants

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  16. Characteristic of Angiosperms which distinguish them from gymnosperms

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  17. Beginning with germination of a moss spore, what is the sequence of st...

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  18. In which of the following the angiosperms resemble the Gymnosperms

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  19. An example of a marine angiosperm thriving in shallow seas is

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  20. Evolutionary important character of Selaginella is

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