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Biology

Plant Kingdom MCQs

Practice Plant Kingdom MCQs for competitive exams.

Plant Kingdom MCQs

Practice questions from this topic.

A number of algae associated with other organisms being associated in their tissues are known as

  1. A. Epiphytes
  2. B. Endophytes
  3. C. Symbionts
  4. D. Benthon
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In many plants the xylem and the ray parenchyma cells develop protrusions that enter tracheary cells when these become inactive or the xylem tissue is injured, which are known as

  1. A. Sieve plates
  2. B. Tyloses
  3. C. Cambia
  4. D. None of the above
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The phylum Phaeophyta is a group in which the usual photosynthetic pigments are marked by a golden brown pigment called

  1. A. Phycocyanin
  2. B. Fucoxanthin
  3. C. Phycobilin
  4. D. Both A and C
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Clove is a

  1. A. Buds of stem
  2. B. Bales of root
  3. C. Closed buds
  4. D. Seed
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Smallest man-like ape is

  1. A. Gibbon
  2. B. Chimpanzee
  3. C. Gorilla
  4. D. Orangutan
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Which of the following forms the core of the virus particle?

  1. A. Amino acid
  2. B. Protein sheath
  3. C. Nucleic acid
  4. D. Nucleoprotein
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According to Besseyan principles,

  1. A. Perigynous flowers are more primitive than hypogynous flowers
  2. B. Actinomorphic flowers are more primitive than zygomorphic flowers
  3. C. Dioecism is more primitive than monoecism
  4. D. Syncarpous pistil is more primitive than apocarpus pistil
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The lambda phage DNA is inserted into the E. coli DNA at a specific site between

  1. A. The lac operon and the bio operon
  2. B. The gal operon and the his operon
  3. C. The gal operon and the bio operon
  4. D. The lac operon and the his operon
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The secondary permanent tissues, such as secondary xylem, secondary phloem and cork, are always derived from

  1. A. Apical meristems
  2. B. Intercalary meristems
  3. C. Lateral meristems
  4. D. All of the above
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Groups of secondary phloem present scattered among the secondary xylem are known as

  1. A. Intraxylary phloem
  2. B. Interxylary phloem
  3. C. Internal phloem
  4. D. Both A and C
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Consider the following statements and choose the correct answer: 1. Sieve cells are present in all groups of plants 2. Transverse position of end walls of sieve tubes is a primitive feature whereas their oblique or inclined position is an advanced condition 3. Restriction of sieve areas on the end wall is a primitive condition whereas their presence on end wall as well as radial wall is an advanced condition 4. The sieve plates with larger sieve pores are advanced

  1. A. Only 2 and 3 are true
  2. B. Only 3 is true
  3. C. Only 4 is true
  4. D. Only 1, 2 and 3 are true
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Match List-I with List-II and select the correct answer: List-I List-II a. Promeristem 1. Based on position b. Apical meristem 2. Based on function c. File meristem 3. Based on plane of divisions d. Ground meristem 4. Based on origin

  1. A. a-1, b-3, c-2, d-4
  2. B. a-1, b-2, c-3, d-4
  3. C. a-4, b-1, c-3, d-2
  4. D. a-4, b-2, c-1, d-3
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