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Select the incorrect statement w.r.t p...

Select the incorrect statement w.r.t pedigree analysis

A

P extend longitudinally throughout the length of an anther and are paked with Q

B

R is long and slender stalk, attached proximally to thalamus or petal

C

The study of Q is called palynology

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
D

The given figure is three dimensional cut section of anther. A typical abgiosperm anther is bilobed with each lobe having two theca i.e., they are dithecous. Here `P.Q` and `R` are pollen sacs, pollen grains and filament respectively.
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NCERT FINGERTIPS ENGLISH-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Sexual Reproduction In Flowering Plants
  1. Nonessential floral organs in a flowers are

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  2. The stamens represent

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  3. Select the incorrect statement w.r.t pedigree analysis

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  4. A dithecous anther consists of ul((i)) microsporangia, ul((ii)) in eac...

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  5. Anther is generally

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  6. The given diagram shows microsporangium of a mature anther. Identify ...

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  7. The anther wall consists of four wall layers where

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  8. The function of labelled part X is

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  9. Which of the following statements regarding the structure of microspor...

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  10. Callase enzyme which dissolved callose of pollen tetrads to separate f...

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  11. Which function of tapetum is correct ?

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  12. In angiosperms various stages of reductional division can best be stud...

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  13. Study of pollen grains is called

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  14. Several pollen grains form a unit designated as pollinium in Family

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  15. The given figure represents

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  16. How many pollen mother cells should undergo meiotic division to produc...

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  17. How many meiotic divisions are required for the formation of 100 polle...

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  18. One of the most resistant biological material present in the exine of ...

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  19. Which of the following statements about sporopollenin is incorrect ?

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  20. What is the function of germ pore?

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