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Select correct features w.r.t. trichomes...

Select correct features w.r.t. trichomes in shoot system
Usually unicelled
(b) Branched or unbranched
( c) May be secretory
(d) Soft or still
(e ) Helps against transpiration

A

a,b,d and e

B

All except c and d

C

All except a

D

a, c and e

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH INSTITUTE-ANATOMY OF FLOWERING PLANTS -ASSIGNMENT SECTION B Objective Type Questions
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  2. Parenchymatous structure with intercellular spaces is

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  4. The pericycle of roots is never sclerenchymatous because it

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  5. Tissue commonly known as passport point or biological check post is ch...

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  6. Seat of origin of lateral root and formation of cork cambium are featu...

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  7. Centripetal and centrifugal xylems are important features of

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  8. Memebers of Winteracae, Tetracentraceae and trochodendraceae

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  9. Which of the following vascualr bundles are always open?

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  10. The vascular bundlies in the stems of several dicots are conjoint, col...

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  11. Which is not true for monocot stem ?

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  12. Vascular bundles are conjoint, collateral, endarch and lack cambium be...

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  13. Select a set having correct match

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  14. Monocot stem differs from dicot stem in having

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  15. Vascular cambium is a meristematic layer that cuts off

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  16. Derivatives of the secondary meristem in the steler region are

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  17. What is the position of oldest secondary phloem ?

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  18. Youngest layer of secondary xylem in wood of dicot stem is located jus...

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  19. (A) heart wood is durable, dark and central in position. (B) Tyloses...

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  20. Secondary growth in extrasteler region is due to activity of

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