Agriculture - Mock Test 158

Question 1571

Available water is?

A) Field capacity minus wilting point B) Wilting point minus Oven dry weight C) Field capacity minus Hygroscopic coefficient D) Percent water present minus Field capacity

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Question 1572

Availability of phosphorous is ______ in acidic soils?

A) Lesser B) More C) Maximum D) Equal

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Question 1573

Auxins?

A) Induce elongation in shoot cells B) Resemble indole-3-acetic acid in physiological action C) Are generally acids with an unsaturated cyclic nucleus D) All of the above

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Question 1574

Auxin is?

A) An enzyme B) A vitamin C) A hormone D) A protein

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Question 1575

ATP and NADPH are produced on the stroma side surface of the?

A) Thylakoid B) Granum C) Membrane D) None of above

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Question 1576

At what pH value, phosphate availability is the highest in the soil?

A) 5.5 B) 6.5 C) 7.5 D) 8.5

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Question 1577

At molecular level mutation represents a change in?

A) Base-pair sequence B) Phosphate-sugar backbone C) Hydrogen bonds D) Deoxy-ribose

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Question 1578

At higher pH, the availability of molybdenum is _____ in soils?

A) Lower B) Lowest C) Higher D) Not affected

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Question 1579

Which one of the following is a warm season vegetable?

A) Okra B) Pea C) Cabbage D) Turnip

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Question 1580

As the oxygen concentration increases from zero, the rate of aerobic respiration?

A) Decreases B) Stops C) Hydrogen bonds D) De-oxyribose

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