Botany-CPMT MCQ Questions and Answers

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Q61
The appearance of thin-thread like condensing chromosomes marks the first phase of mitosis called-
  • A Metaphase
  • B Prophase
  • C M-phase
  • D None of the above
Answer: Option B
Q62
‘Downy mildew of grape’ is caused by-
  • A Echinocola colona
  • B Malva crispa
  • C Peronospora pisi
  • D None of the above
Answer: Option D
Q63
Nostoc, a blue-green alga, occurs as endophyte in-
  • A Azolla
  • B Anthoceros
  • C Cycas
  • D All of the above
Answer: Option D
Q64
Lichens bear a composite structure consisting of two dissimilar organisms, a-
  • A Fungus and alga
  • B Fungus and bacterium
  • C Virus and bacterium
  • D Higher plant’s root and fungus
Answer: Option A
Q65
Which of the following nomenclature is correct as per Whittaker’s five kingdoms classification ?
  • A Monera, Protista, Cytobiota, Fungi and Animalia
  • B Monera, Protista, Plantae, Fungi and Animalia
  • C Metaphyta, Plantae, Protista, Fungi and Animalia
  • D Plantae, Protobiota, Fungi, Cytobiota and Animalia
Answer: Option B
Q66
The least number of transfer RNA molecules for each of the twenty amino acids found in proteins is-
  • A 20
  • B 40
  • C 1
  • D 2
Answer: Option C
Q67
Which of the following are known as phanerogams without ovary ?
  • A Thallophytes
  • B Pteridophytes
  • C Bryophytes
  • D Gymnosperms
Answer: Option D
Q68
How many turns of Calvin cycle yield one molecule of glucose ?
  • A Three
  • B Four
  • C Five
  • D Six
Answer: Option D
Q69
Which of the following anatomical features of leaf does not reduce the rate of transpiration ?
  • A Compact mesophyll cells in the leaf
  • B Increase in number of stomata
  • C Thick cuticle surrounding outermost part of plant parts
  • D All of the above
Answer: Option B
Q70
Energy and nutrients enter a community first through-
  • A Scavengers
  • B Detrivores
  • C Consumers
  • D Producers
Answer: Option D

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