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Which kind of life-cycle pattern is exhi...

Which kind of life-cycle pattern is exhibited by seeds bearing plants?

A

Haplontic

B

Diplontic

C

Haplo-diplontic

D

all of these.

Text Solution

Verified by Experts

The correct Answer is:
B
in diplontic life cycle, the dominant freeliving phase ios the diploid (2n). Sporophyte is photosynthetic. The gametophytic phase is represented by single to fewcelled haploid gametophyte. All seed-bearing platns i.e., gymnosperms and angiosperms exhibit this type of life cycle.
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NCERT FINGERTIPS-PLANT KINGDOM-Plant Kingdom
  1. Which of the statements regarding haplontic life cycle is incorrect?

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  2. Haplontic life cycle generally occurs in

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  3. Which kind of life-cycle pattern is exhibited by seeds bearing plants?

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  4. Read the given statements and select the incorrect ones. (i). Sporop...

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  5. Refer to the given showing life cycle patterns and identify them.

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  6. Haplo-diplontic life cycle is found in

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  7. In, a dominant and independent haploid gametophyte alternates with a s...

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  8. Read the given statements and select the correct option, Statement-1...

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  9. In, a dominant and independent diploid sporophyte alternates with a sh...

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  10. Refer to the given flow chart regarding different groups of kingdom pl...

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  11. Refer to the following figures regarding division bryophyta. (i). 'A...

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  12. A phylogenetic tree or evolutionary tree is a branching diagram shown ...

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  13. Select the incorrect statements with respect to given type of life cyc...

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  14. Identify the given structures and select the correction options,

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  15. Cyanobacteria are classified under

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  16. Fusion of two motile gametes which are dissimilar in size is termed as

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  17. Holdfast, stipe and frond constitute the plant body in case of

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  18. A plant shows thallus level of organisation.It shows rhizoids and is h...

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  19. A prothallus is

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  20. Plants of this group are diploid and well adapted to extreme condition...

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