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$ The method of arrangements of leaves o...

$ The method of arrangements of leaves on a stem is calle Aestivation
! Venation in a monocot named Smilax is of the parallel type.

A

If both As and R are correct and R is correct explanation of As

B

If both As and R are correct but R is not correct explanation of As

C

If As is correct, R is wrong

D

If both As and R are wrong.

Text Solution

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The correct Answer is:
D
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DINESH PUBLICATION ENGLISH-ENVIRONMENTAL ISSUES-Assertion and reason
  1. $ Those lateral buds which are near the apical bud are called dormant ...

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  2. $ Weak stems which can climb a support without any climbing organs are...

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  3. $ The method of arrangements of leaves on a stem is calle Aestivation ...

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  4. Phyllode is a modification of :

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  5. $ Xylem is a simple permanent tissue. ! Xylem is present in Bryophyt...

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  6. $ Sieve tubes have "P" proteins. ! In gymnosperms, sieve tubes are a...

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  7. Assertion Xylem condition in roots is exarch Reason Xylem has four...

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  8. $ Secondary growth occurs in those plants which have closed vascular b...

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  9. $ Leaves of monocots are amphistomatic. ! Dicot leaf has dimophic ce...

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  10. $ In osmosis, semipermeable membrane is a must. ! Cell wall is semip...

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  11. $ "Transpiration pull Theory" was proposed by Dixon and Joly . ! Los...

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  12. A Water potential of distilled water is zero. R C(2) cycle is also c...

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  13. $ those subtances which reduce the rate of transpiration are called tr...

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  14. $ Chlorosis means destruction or the loss of chlorophyll pigments. ...

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  15. A The phenomenon of soil-less culture of plants is called Hydroponics....

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  16. $ Flower of Rafflesia is largest sized. ! Large flowers have wind po...

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  17. Assertion Insectivorous plants get nitrogenous nutrition from the inse...

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  18. $ Process of separation of photosynthetic pigments is called chromatog...

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  19. P(680) is calld PS II ! C-4 plants hav photorespiration.

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  20. Assertion: Rhipidium is a type of helicoid uniparouscyme. Reason: So...

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