Plant Pathology MCQ Question and Answer | Agriculture MCQ Question Page-4 section-5

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31.
In photosynthesis, oxygen is liberated during

A. Hydrolysis of carbohydrates

B. Breakdown of proteins

C. Reduction of CO₂

D. Hydrolysis of water

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32.
Loose smut is

A. Internally seed borne

B. Externally seed borne

C. Soil borne

D. None of the above

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33.
What is the composition of Bordeaux mixture?

A. 10lb Copper sulphate + 5lb lime + 100 gallon water

B. 5lb Copper sulphate + 5lb lime + 100 gallon water

C. 5lb Copper sulphate + 5lb lime + 50 gallon water

D. 10lb Copper sulphate + 10lb lime + 100 gallon water

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34.
Which fungicide has both basipetal and acropetal movement?

A. Ridomil MZ

B. Carbendazim

C. Fosetyl Al

D. Carboxin

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35.
On an average 1 kg N, P₂O₅, K₂O is added to increase grain yield by

A. 5 kg

B. 25 kg

C. 10 kg

D. 100 kg

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36.
In alcoholic fermentation

A. Triose phosphate is electron donor while acetaldehyde is electron acceptor

B. Triose phosphate is electron donor while pyruvic acid is electron acceptor

C. There is no electron donor

D. Oxygen is electron acceptor

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37.
The incidence of black scurf of potato is more in

A. Sandy soil

B. Clay soil

C. Alluvial soil

D. None of these

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38.
Some flowers possess pleasant odour and attractive colours for

A. Entomophily

B. Hydrophily

C. Anemophily

D. All of these

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39.
The phenomenon of embryo formation from a vegetative cell derived from zygote is known as

A. Apospory

B. Diploid polyembryony

C. Adventitive polyembryony

D. Apomixis

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40.
Rate of transpiration is measured by

A. Auxanometer

B. Respirometer

C. Porometer

D. Ganong's potometer

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Plant Pathology MCQ Question and Answer | Agriculture MCQ Question

31. In photosynthesis, oxygen is liberated during

Answer & Solution

32. Loose smut is

Answer & Solution

33. What is the composition of Bordeaux mixture?

Answer & Solution

34. Which fungicide has both basipetal and acropetal movement?

Answer & Solution

35. On an average 1 kg N, P2O5, K2O is added to increase grain yield by

Answer & Solution

36. In alcoholic fermentation

Answer & Solution

37. The incidence of black scurf of potato is more in

Answer & Solution

38. Some flowers possess pleasant odour and attractive colours for

Answer & Solution

39. The phenomenon of embryo formation from a vegetative cell derived from zygote is known as

Answer & Solution

40. Rate of transpiration is measured by

Answer & Solution

Read More Section(Plant Pathology)

31.
In photosynthesis, oxygen is liberated during

32.
Loose smut is

33.
What is the composition of Bordeaux mixture?

34.
Which fungicide has both basipetal and acropetal movement?

35.
On an average 1 kg N, P₂O₅, K₂O is added to increase grain yield by

36.
In alcoholic fermentation

37.
The incidence of black scurf of potato is more in

38.
Some flowers possess pleasant odour and attractive colours for

39.
The phenomenon of embryo formation from a vegetative cell derived from zygote is known as

40.
Rate of transpiration is measured by