Plant Anatomy and Physiology MCQ question and answer with solution | Biology Gk MCQs

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51.
Which one of the following gases is essential for photosynthesis process?

A. CO

B. CO₂

C. N₂

D. O₂

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52.
The soil which is formed by the weathering of soil forming rocks is called

A. Embryonic soil

B. Transported soil

C. Sedentary soil

D. None of the above

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53.
The term ecology was first proposed by

A. H. Reiter (1885)

B. G. St. Hilaire (1859)

C. E. Haeckel (1869)

D. Hanson and Churchill (1965)

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54.
A bisporic embryo sac was for the first time reported in

A. Allium fistulosum

B. Allium cepa

C. Anogra pallida

D. Jussieua repens

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55.
The statement, optimum temperature for photosynthesis is lower than that for respiration, was proposed by

A. McKinney (1966)

B. Smith (1974)

C. Ballinger (1966)

D. Cottle (1952)

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56.
Witches broom disease is a result of

A. Necrosis

B. Hypoplasia

C. Hypertrophy

D. Damping off

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57.
First step of photosynthesis is

A. activation of chlorophyll by sunlight

B. oxygen comes out from water

C. formation of carbohydrate

D. fixation of carbon dioxide

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58.
Occurrence of cleavage polyembryony is very common in the family

A. Brassicaceae

B. Orchidaceae

C. Euphorbiaceae

D. Apocynaceae

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59.
Which one of the following is not an essential micronutrient for plants?

A. Boron

B. Potassium

C. Sodium

D. Magnesium

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60.
In case of Vanda, fixation of epiphytes to the trunks of trees is done by attaching.

A. Climbing root

B. Clinging root

C. Primary root

D. Rhizome

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Plant Anatomy and Physiology MCQ question and answer with solution | Biology Gk MCQs

51. Which one of the following gases is essential for photosynthesis process?

Answer & Solution

52. The soil which is formed by the weathering of soil forming rocks is called

Answer & Solution

53. The term ecology was first proposed by

Answer & Solution

54. A bisporic embryo sac was for the first time reported in

Answer & Solution

55. The statement, optimum temperature for photosynthesis is lower than that for respiration, was proposed by

Answer & Solution

56. Witches broom disease is a result of

Answer & Solution

57. First step of photosynthesis is

Answer & Solution

58. Occurrence of cleavage polyembryony is very common in the family

Answer & Solution

59. Which one of the following is not an essential micronutrient for plants?

Answer & Solution

60. In case of Vanda, fixation of epiphytes to the trunks of trees is done by attaching.

Answer & Solution

Read More Section(Plant Anatomy and Physiology)

51.
Which one of the following gases is essential for photosynthesis process?

52.
The soil which is formed by the weathering of soil forming rocks is called

53.
The term ecology was first proposed by

54.
A bisporic embryo sac was for the first time reported in

55.
The statement, optimum temperature for photosynthesis is lower than that for respiration, was proposed by

56.
Witches broom disease is a result of

57.
First step of photosynthesis is

58.
Occurrence of cleavage polyembryony is very common in the family

59.
Which one of the following is not an essential micronutrient for plants?

60.
In case of Vanda, fixation of epiphytes to the trunks of trees is done by attaching.