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Anatomy of Flowering Plants (Class - XI)

Anatomy of Flowering Plants (Class - XI)

12 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following is a difference between monocots and dicots?

  1. Leaf venation in dicots is parallel and is reticulate in monocots.
  2. Embryo has 2 cotyledons in dicots and 3 or multiples of 3 in monocots.
  3. Floral parts of dicots are multiples of 4 and 5 and multiples of 3 in monocots.
  4. Vascular bundles are in bundles in monocots and scattered in dicots.
Question 2 Multiple Choice (Single Answer)

Trichomes are characteristics of

  1. epidermis
  2. hypodermis
  3. cortex
  4. endodermis
Question 3 Multiple Choice (Single Answer)

The characteristic thickenings present on the radial and transverse walls of endodermis are

  1. casparian strips
  2. bundle caps
  3. bundle sheaths
  4. passage cells
Question 4 Multiple Choice (Single Answer)

The vascular bundles of a monocot stem are

  1. collateral and closed
  2. collateral and open
  3. radially arranged and open
  4. radially arranged and closed
Question 5 Multiple Choice (Single Answer)

Protosteles are found in

  1. bryophyta
  2. gymnosperms
  3. pteridophyta
  4. angiosperms
Question 6 Multiple Choice (Single Answer)

Girdling of a tree involves the removal of

  1. xylem
  2. phloem
  3. xylem and phloem
  4. vascular cambium
Question 7 Multiple Choice (Single Answer)

Directions: The following question has four choices out of which ONLY ONE is correct.

In a flowering plant, i.e an angiosperm, sugars are transported

  1. upward in the xylem
  2. upward in the phloem
  3. both upward & downward in the phloem
  4. both upward & downward in the xylem
Question 8 Multiple Choice (Single Answer)

Which of the following is a dead mechanical tissue?

  1. Parenchyma
  2. Chlorenchyma
  3. Sclerenchyma
  4. Collenchyma
Question 9 Multiple Choice (Single Answer)

Periblem gives rise to

  1. cortex
  2. stele
  3. epidermis
  4. pith
Question 10 Multiple Choice (Single Answer)

Organisation of stem apex into corpus and tunica is determined mainly by

  1. planes of cell division
  2. regions of meristematic activity
  3. rate of cell growth
  4. rate of shoot tip growth
Question 11 Multiple Choice (Single Answer)

Which of the following statements does NOT characterise monocots?

  1. Some monocots, such as grass, have hypogeal emergence.
  2. Monocots have atactostele type of vascular tissues.
  3. Many monocots are herbaceous and do not show secondary growth.
  4. Many monocots have leaves with reticulate veins.
  5. The monocots are considered to form a monophyletic group arising early in the history of the flowering plants.
Question 12 Multiple Choice (Single Answer)

Which of the following statements regarding dicots is false?

  1. The seedpod can have any number of chambers, from none to many.
  2. The flowers of dicots usually have flower parts in fours or fives.
  3. The stems of dicots are usually tough.
  4. When a dicot germinates, it produces numerous seed leaves.
  5. Dicots have two seed leaves inside the seed coat.
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