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 Multiple Choice QuestionsMultiple Choice Questions

1.

Interfascicular cambium develops from the cells of

  • medullary rays

  • xylem parenchyma

  • endodermis

  • endodermis

1775 Views

2.

Lenticels are involved in

  • Transpiration

  • Gaseous exchange

  • Food transport

  • Food transport

1088 Views

3.

Companion cells are closely associated with 

  • sieve elements

  • vessel elements

  • trichomes

  • trichomes

787 Views

4.

Closed vascular bundles lack

  • ground tissue

  • conjunctive tissue

  • cambium

  • cambium

760 Views

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5.

Water containing cavities in vascular bundles are found in 

  • sunflower

  • maize

  • Cycas

  • Cycas

1404 Views

6.

To obtain virus - free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken?

  • Apical meristem only

  • Palisade parenchyma

  • Both apical and axillary meristems

  • Both apical and axillary meristems

805 Views

7.

As compared to a dicot root, a monocot root has

  • more abundant secondary xylem

  • many xylem bundles

  • inconspicuous annual rings

  • inconspicuous annual rings

735 Views

8.

You are given a fairly old piece of dicot stem and a dicot root. Which of the following anatomical structure will you use to distinguish between the two?

  • Secondary xylem

  • Secondary phloem

  • Protoxylem

  • Protoxylem

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9.

Vascular bundles in monocotyledons are considered closed because

  • a bundle sheath surrounds each bundle

  • cambium is absent

  • there are no vessels with perforations

  • there are no vessels with perforations

815 Views

10.

A major characteristic of the monocot root is the presence of

  • Open vascular bundles

  • Scattered vascular bundles

  • Vasculature without cambium

  • Vasculature without cambium

1044 Views

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