Plant Physiology-Mineral Nutrients (NEET Biology): Questions 17 - 24 of 41

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Question number: 17

» Plant Physiology » Mineral Nutrients » Nitrogen Metabolism

MCQ▾

Question

Example of ammonifying bacteria are

Choices

Choice (4) Response

a.

Bacillus valgari

b.

Nitroscoccus

c.

Pseudomonas

d.

Nitrosomonas

Question number: 18

» Plant Physiology » Mineral Nutrients » Essential Minerals

MCQ▾

Question

Which of the following ions of heavy metals participate in process of photosynthesis in higher plants?

Choices

Choice (4) Response

a.

Pb, Fe, Ni, Co

b.

Mg, Zn, Cu, Hg

c.

Mg, Cu, Mn, Fe

d.

Mg, Mn, Co, Fe

Question number: 19

» Plant Physiology » Mineral Nutrients » Macro and Micronutrients

MCQ▾

Question

Symbiotic micro-organism is

Choices

Choice (4) Response

a.

Chromatium

b.

Azotobacter

c.

Rhizobium

d.

Clostridium

Question number: 20

» Plant Physiology » Mineral Nutrients » Nitrogen Metabolism

MCQ▾

Question

Cytochrome oxidize has

Choices

Choice (4) Response

a.

Fe

b.

Mo

c.

Zn

d.

B

Question number: 21

» Plant Physiology » Mineral Nutrients » Macro and Micronutrients

MCQ▾

Question

Function of zinc is

Choices

Choice (4) Response

a.

Synthesis of chlorophyll

b.

Closing of stomata

c.

Biosynthesis of 3 IAA

d.

Oxidation of carbohydrate.

Question number: 22

» Plant Physiology » Mineral Nutrients » Essential Minerals

MCQ▾

Question

An essential element is one which

Choices

Choice (4) Response

a.

Available in soil

b.

Is present in plant ash

c.

Improve plant growth

d.

Is indispensable for growth and is irreplaceable

Question number: 23

» Plant Physiology » Mineral Nutrients » Essential Minerals

MCQ▾

Question

Which group of element is not essential for a normal plant?

Choices

Choice (4) Response

a.

K, Ca, Mg,

b.

Pb, Ni, I, Na

c.

Mg, Fe or F, Mo

d.

Fe or F, Zn, Mn, B

Question number: 24

» Plant Physiology » Mineral Nutrients » Deficiency Symptoms

MCQ▾

Question

The possible resource of phosphorus ions and nitrogen ions in soil generally get depleted because they are usually found as

Choices

Choice (4) Response

a.

Positively charged ions

b.

Particles carrying no charge

c.

A disproportionate mixture of negatively charged ions

d.

Negatively charged ions

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