Plant Physiology-Mineral Nutrients (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology): Questions 9 - 16 of 41

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Question number: 9

» Plant Physiology » Mineral Nutrients » Essential Minerals

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MCQ▾

Question

the most abundant element present in the plants is

Choices

Choice (4) Response

a.

Carbon

b.

Manganese

c.

Nitrogen

d.

Iron

Question number: 10

» Plant Physiology » Mineral Nutrients » Deficiency Symptoms

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MCQ▾

Question

Death of stem and root tips occur due to deficiency of

Choices

Choice (4) Response

a.

Calcium

b.

Nitrogen

c.

Carbon

d.

Phosphorus

Question number: 11

» Plant Physiology » Mineral Nutrients » Macro and Micronutrients

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MCQ▾

Question

Mg and Fe are required by the plants for the

Choices

Choice (4) Response

a.

mechanism of stomatal opening and closing

b.

energy transfer concerned with photosynthesis

c.

translocation of carbohydrates from the leaf to the steam

d.

synthesis of chlorophyll pigments in leaves

Question number: 12

» Plant Physiology » Mineral Nutrients » Essential Minerals

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MCQ▾

Question

Which of the following element is not essential for plants?

Choices

Choice (4) Response

a.

Zinc

b.

Iron

c.

Potassium

d.

Iodine

Question number: 13

» Plant Physiology » Mineral Nutrients » Macro and Micronutrients

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MCQ▾

Question

Which of the following is essential mineral element and is not a constituent of an enzyme but stimulate the activity of many enzymes?

Choices

Choice (4) Response

a.

Zn

b.

K

c.

Mg

d.

Mn

Question number: 14

» Plant Physiology » Mineral Nutrients » Macro and Micronutrients

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MCQ▾

Question

Which one is not an essential element in plants?

Choices

Choice (4) Response

a.

Iron

b.

Boron

c.

Cadmium

d.

Sulphur

Question number: 15

» Plant Physiology » Mineral Nutrients » Macro and Micronutrients

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MCQ▾

Question

In guard cells, presence of potassium is essential for

Choices

Choice (4) Response

a.

In controlling cell division

b.

In enzymatic reactions

c.

Maintaining osmotic pressure

d.

None of the above

Question number: 16

» Plant Physiology » Mineral Nutrients » Nitrogen Metabolism

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MCQ▾

Question

Which one of the following can fix atmospheric nitrogen directly?

Choices

Choice (4) Response

a.

Brassica

b.

Pea

c.

Petunia

d.

Castor

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