Agriculture MCQs with Answers – Practice Online – Page 56

Question 1101 Water Management

Why is the duty of well water higher than that of canal water?

Correct answer D. Conveyance losses in well irrigation are less

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Question 1102 Plant Breeding and Genetics

Mendel’s three important laws of heredity relate to which principles?

Correct answer B. Segregation, independent assortment and dominance-recessiveness

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Question 1103 Plant Pathology

Where do coprophilic fungi live?

Correct answer B. Dung substratum (herbivore feces)

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Question 1104 Water Management

Which of these crops is a cash crop?

Correct answer A. Cotton

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Question 1105 Plant Breeding and Genetics

How many individual mitotic divisions in total are needed to produce 512 cells from a single parent cell?

Correct answer A. 511

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Question 1106 Plant Pathology

Which disease is caused by Erysiphe?

Correct answer C. Powdery mildews

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Question 1107 Plant Breeding and Genetics

If a plant’s leaf cells have eight chromosomes, what is most likely?

Correct answer A. Gametes will have 4 chromosomes

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Question 1108 Water Management

What is the practice of making saline, uncultivable land fit for cultivation again called?

Correct answer A. Reclamation

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Question 1109 Plant Breeding and Genetics

What is the ploidy level of commercially grown seedless watermelon?

Correct answer B. Triploid

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Question 1110 Water Management

What is the art of growing crops, managing livestock, husbandry and farming called?

Correct answer C. Agriculture

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Question 1111 Water Management

What is the flow called when the water depth in an open channel is greater than the critical depth?

Correct answer C. Sub-critical flow

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Question 1112 Plant Breeding and Genetics

In which type of crop is mutation breeding mostly used?

Correct answer C. Self pollinated crops

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Question 1113 Plant Breeding and Genetics

From what is whisky distilled?

Correct answer C. Fermented mash of malted or unmalted cereals and potatoes

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Question 1114 Water Management

In the most economical trapezoidal channel section, half the top width is equal to what?

Correct answer A. Sloping side of channel

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Question 1115 Water Management

For a given cross-sectional area and bed slope, when is a channel said to have the most economical section?

Correct answer D. All of these

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Question 1116 Plant Breeding and Genetics

What is the edible part of the pomegranate?

Correct answer B. Juicy testa

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Question 1117 Water Management

By how much does the total energy line lie above the hydraulic gradient line?

Correct answer B. v2/2g

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Question 1118 Water Management

Which expression gives the discharge over a rectangular notch?

Correct answer D. 2/3 Cd b (2g)^1/2 H^3/2

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Question 1119 Plant Breeding and Genetics

In which type of cell division does synapsis occur?

Correct answer A. Meiosis

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Question 1120 Water Management

For an ideal incompressible liquid in continuous flow, the total energy of a particle stays constant as it moves from one point to another. What is this statement called?

Correct answer A. Bernoulli equation

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