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[A]: Endosperm is tripolid in angiosperm...

[A]: Endosperm is tripolid in angiosperms.
[R]: In gymnosperms, it is haploid.

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

Text Solution

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The correct Answer is:
B
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TRUEMAN BIOLOGY-Plant Morphology & Reproduction -ASSERTION AND REASON
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  2. Assertion (A): Many visitors to the hills suffer from skin and respira...

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  3. [A]: Endosperm is tripolid in angiosperms. [R]: In gymnosperms, it ...

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  4. Assertion. A pollen grain of angiosperm is considered as the male game...

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  5. Assertion. In apomixis , plants of new genetic sequence are produced. ...

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  6. Assertion : In collateral vascular bundles phloem is situated toward ...

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  7. [A]: The secondary pholem consititutes a less poriment part of the tre...

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  8. [A] : The narrow band of meristemetic tissue present between pholem an...

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  9. [A]: The inner most distinict layer of the cortex is called endomermi...

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  10. [A]: Gramineoos type of stomata are found in Gramineae and Cyperaceae....

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  11. [A]: lntercellular spaces are found in mer-isematic cells (R]: The m...

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  12. [A]: Monocot stem has collateral open vascu- lar bundle. [R]: Open ...

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  13. [A]: Root system in hydrophytes is poorly de- veloped. [R]: The con...

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  14. [A]: Aerenchyma is a characteristic of litho- phyte. [R]: It is a sp...

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  15. [A]: Protostele is most simple primitive type of stele. [R]: Accordi...

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  16. [A]: Rubber is obtained from the latex of Hevea brasiliensis. [R]: B...

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  17. [A]: No fibres are found in plants. [R]: Xylem vessels are absent ...

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  18. [A]: Sclerenchyma cells are rarely found in plants. [R]: Sclerencym...

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  19. [A]: Hanstein's dermatogen is not eqyivalent to Haberlandt's Protoderm...

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  20. [A]: Trichomes may occur on all parts of a plant. [R]: Trichomes ei...

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