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$ those subtances which reduce the rate ...

$ those subtances which reduce the rate of transpiration are called transpirants.
! Imbibition causes Osmotic pressure.

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-ENVIRONMENTAL ISSUES-Assertion and reason
  1. $ "Transpiration pull Theory" was proposed by Dixon and Joly . ! Los...

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  2. $ Water potential of distilled water is zero. ! C(2) cycle is also c...

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

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

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  5. $ The phenomenon of soil-less culture of plants is called Hydroponics....

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

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  7. $ Insectivorous plants get nitrogenous nutrition from the insects. ...

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

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

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  10. $ Rhipidium is a type of helicoid uniparouscyme. ! Sorosis fruit is ...

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  11. $ Actinomorphic flower has a regular symmetry. ! Shoe-flower is acti...

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  12. $ Diadelphous has two groups of epipetalous stamens. ! Dichogamy ref...

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  13. $ Single cotyledon of monocots is called Scutellum ! Monocots show s...

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  14. $ Grafting is always between a stock and scion. ! Movements under th...

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  15. $ Blood is a type of fluid tissue. ! Blood has erythrocytes, Leucocy...

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  16. $ There are present vili in the intestine. ! Ileum is the other name...

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  17. $ The fine branches of trachea are called bronchoiles. ! Bronchitis ...

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  18. $ The blood vessels called arteries have thick walls. ! Blood transf...

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  19. $ Bowman's capsules are present in the kidneys of human beings. ! Bo...

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  20. $ Cerebrum is formed of four cerebral hemisphers. ! Pituitary gland ...

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