Diversity and Evolution of Lower Plants

JKPSC Assistant Professor (Botany) · Botany · 80 practice questions with answers and explanations: 16 Easy, 64 Medium, 0 Hard.

Sample questions

Sample Easy question 1

Which group of plants lacks vascular tissue?

  1. Pteridophytes
  2. Bryophytes
  3. Gymnosperms
  4. Angiosperms
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Answer: B. Mosses and liverworts have no xylem or phloem.

Sample Easy question 2

The dominant phase in the life cycle of a fern is the:

  1. Sporophyte
  2. Protonema
  3. Gametophyte
  4. Zygote
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Answer: A. The leafy fern plant is diploid.

Sample Easy question 3

Algae that contain the pigment fucoxanthin are:

  1. Red algae
  2. Green algae
  3. Brown algae
  4. Blue-green algae
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Answer: C. Phaeophyceae include Fucus and Laminaria.

Sample Medium question 4

Pinus has pollen grains with:

  1. Spines
  2. Wings
  3. Three pores
  4. No wall
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Answer: B. The air sacs help in wind dispersal.

Sample Medium question 5

Chara belongs to:

  1. Rhodophyceae
  2. Phaeophyceae
  3. Charophyceae (stoneworts)
  4. Cyanophyceae
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Answer: C. It has a whorled branching pattern.

Sample Medium question 6

Diatomaceous earth is formed from the remains of:

  1. Lichens
  2. Brown algae
  3. Diatoms
  4. Mosses
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Answer: C. Their silica walls accumulate.

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