Cell Structure and Function-Chemical Constituents of Living Cells (NEET Biology): Questions 13 - 19 of 120

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Question number: 13

» Cell Structure and Function » Chemical Constituents of Living Cells » Biomolecules-Structure and Function

MCQ▾

Question

Ultraviolet light absorbed by nucleic acid is

Choices

Choice (4) Response

a.

75 nm

b.

260 nm

c.

26 nm

d.

1500 nm

Question number: 14

» Cell Structure and Function » Chemical Constituents of Living Cells » Enzymes - Types, Properties, Enzyme Action

MCQ▾

Question

In which one of the following enzymes, is copper necessarily associated as an activator?

Choices

Choice (4) Response

a.

Tyrosinase

b.

Lactic dehydrogenase

c.

Trytophanase

d.

Carbonic anhydrase

Question number: 15

» Cell Structure and Function » Chemical Constituents of Living Cells » Carbohydrates

MCQ▾

Question

Cystolith is made up of

Choices

Choice (4) Response

a.

calcium hydroxide

b.

calcium carbonate

c.

calcium oxide

d.

calcium oxalate

Question number: 16

» Cell Structure and Function » Chemical Constituents of Living Cells » Enzymes - Types, Properties, Enzyme Action

MCQ▾

Question

Enzymes which are slightly different in molecular structure but can perform identical activity are called

Choices

Choice (4) Response

a.

Coenzymes

b.

Apoenzymes

c.

Holoenzymes

d.

Isoenzymes

Question number: 17

» Cell Structure and Function » Chemical Constituents of Living Cells » Biomolecules-Structure and Function

MCQ▾

Question

The main difference between chlorophyll a and b is

Choices

Choice (4) Response

a.

Chlorophyll a is linear chain compound and b is branched chain compound.

b.

All of the above

c.

In chlorophyll a there is CH3 group whereas in b it is –CHO group.

d.

Chlorophyll a has no Mg + 2 ion in center of molecule.

Question number: 18

» Cell Structure and Function » Chemical Constituents of Living Cells » Enzymes - Types, Properties, Enzyme Action

MCQ▾

Question

The enzymes, which combines with non-protein part to form a functional enzyme known as

Choices

Choice (4) Response

a.

Holoenzyme

b.

Prosthetic group

c.

Co-enzyme

d.

Apoenzyme

Question number: 19

» Cell Structure and Function » Chemical Constituents of Living Cells » Biomolecules-Structure and Function

MCQ▾

Question

Maltose consists of which one of the following?

Choices

Choice (4) Response

a.

β-glucose and β-galactose

b.

alpha-glucose and alpha-fructose

c.

Glucose and glucose

d.

alpha-sucrose and β-glucose

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