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In some plants growing in swampy areas, ...

In some plants growing in swampy areas, many roots come out of the ground vertically upwards to get oxygen for respiration. Such roots are

A

Positively geotropic

B

Provide mechanical support to heavy branches

C

Branches of tap root system

D

Green and photosynthetic

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AAKASH INSTITUTE ENGLISH-TEST 2-EXERCISE
  1. Members of class Rhodophyceae mostly found in

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  2. Which of the following structure/feature is common in Chara, mosses, f...

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  3. In some plants growing in swampy areas, many roots come out of the gro...

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  4. In Salvia and mustard, stamens are

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  5. Heterosporous vascular cryptogams fail to develop seeds because

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  6. Flowers of tobacco and onion plants have

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  7. In which of the following plant (s) dominant phase is the independent,...

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  8. Which of the following is incorrectly matched?

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  9. Mark the correct option w.r.t. analogous structures.

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  10. What will be the number of chromosomes in endosperm (p) and perisperm ...

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  11. Which of the following is a wrong combination?

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  12. Ferns and mosses resemble in possessing

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  13. In life cycle of non-vascular terrestrial plants of moist habitats, th...

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  14. How many of the following feature(s) is/are commonly concerned with Pi...

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  15. All statements are true for both ferns and conifers, except

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  16. Trimerous actinomorphic flowers, tricarpellary syncarpous ovary and fr...

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  17. Which is expressing right appropriate pairing?

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  18. Branch of taxonomy in which DNA sequences, alkaloids, crystals may hel...

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  19. The correct floral formula of Brassica campestris is

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  20. Mark the odd one (w.r.t. ploidy level in Zea mays seed)

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