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In pteridophytes, the spores germinate a...

In pteridophytes, the spores germinate and grow into a heart shaped thalloid structure called_________which is a__________

A

Protonema

B

Prothallus

C

Sporophyte

D

Archegonium

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The correct Answer is:
B
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CENGAGE BIOLOGY ENGLISH-PLANT KINGDOM-ARCHIVES
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  2. Flagellated male gametes are present in all the three of which one of ...

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  3. In the prothallus of a vascular cryptogam, the antherozoids and egg ma...

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  4. In gymnosperms, the pollen chamber represents

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  5. Spore dissemination in some liverworts is aided by

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  6. If you are asked to classify the various algae into distinct groups, w...

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  7. In which of the following, gametes are produced by mitrotic division?

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  8. In which one of the following male and female gametophytes do not have...

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  9. Which of the following is heterosporous

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  10. Selelct one of the following paris of important features distinguishig...

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  11. Which one of the following plants is monoecious?

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  12. Which one of the following has haplontic life cycle?

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  13. Which one of the following is a vascular cryptogam?

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  14. Which one of the following is a vascular cryptogam?

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  15. Male and female gametophytes are independent and free-living in

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  16. Algae have cell wall made up of

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  17. Some hyperthermophilic organisms that grow in highly acidic (pH 2) hab...

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  18. A prokaryotic autotrophic nitrogen fixing sym- biont-is found in

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  19. Archegoniophore is present in

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  20. Compared with the gametophytes of the bryophytes, the gametophytes of ...

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  21. The gametophyte is not an independent, free-living generation in

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