Match column I with column I I and select the correct option from the given codes. Column I Column II (a) Galactose (i) Protein (b) Anticoagulant (ii) Phospholipid (c) Fructose (iii) Brain sugar (d) Lecithin (iv) Heparin (e) Insulin (v) Fruit sugar

a - ( i i i ) , b - ( i v ) , c - ( v ) , d - ( i i ) , e - ( i )

a - ( v ) , b - ( i i i ) , c - ( i i ) , d - ( i ) , e - ( i v )

a - ( v ) , b - ( i i i ) , c - ( i ) , d - ( i v ) . e - ( i i )

a - ( i ) , b - ( i i ) , c - ( i i i ) , d - ( v ) , e - ( i v )

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Match column $I$ with column $I I$ and select the correct option from the given codes.

Column I (Category) Column II (Secondary metabolites)

(a) Pigments (i) Concanavalin A

(b) Terpenoids (ii) Monoterpenes, diterpenes

(c) Alkaloids (iii) Morphine, codeine

(d) Lectins (iv) Carotenoids, anthocyanins

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Important Questions on Chemical Constituents of Living Cells

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IMPORTANT

Biology Crash Course NEET>Chapter 9 - Chemical Constituents of Living Cells>Level 3>Q 16

Which of the following statements about enzymes are correct?
(i) Enzymes do not alter the overall change in free energy for a reaction.
(ii) Enzymes are proteins whose three dimensional shape is key to their functions.
(iii) Enzymes speed up reactions by lowering activation energy.
(iv) Enzymes are highly specific for reactions.
(v) The energy input needed to start a chemical reaction is called activation energy.

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Biology Crash Course NEET>Chapter 9 - Chemical Constituents of Living Cells>Level 3>Q 18

82 - 92 ° C

, the

H

-bonds between nitrogen bases of complementary strands of DNA break to uncoil and separate two strands. This is called

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Biology Crash Course NEET>Chapter 9 - Chemical Constituents of Living Cells>Level 3>Q 19

Match column

I

with column

I I

and select the correct option from the given codes.

	Column I		Column II
(a)	Galactose	(i)	Protein
(b)	Anticoagulant	(ii)	Phospholipid
(c)	Fructose	(iii)	Brain sugar
(d)	Lecithin	(iv)	Heparin
(e)	Insulin	(v)	Fruit sugar

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Biology Crash Course NEET>Chapter 9 - Chemical Constituents of Living Cells>Level 3>Q 22

Select the option that correctly identifies the chemical bonds present in the given biomolecules.

P o l y s a c c h a r i d e s - A, P r o t e i n s - B, F a t s - C, W a t e r - D

	$A$	$B$	$C$	$D$
(i)	Ester	Peptide	Glycosidic	Hydrogen
(ii)	Glycosidic	Peptide	Ester	Hydrogen
(iii)	Glycosidic	Peptide	Hydrogen	Ester
(iv)	Hydrogen	Ester	Peptide	Glycosidic

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Biology Crash Course NEET>Chapter 9 - Chemical Constituents of Living Cells>Level 3>Q 23

Monosaccharide found in nucleolus is

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Biology Crash Course NEET>Chapter 9 - Chemical Constituents of Living Cells>Level 3>Q 25

Why sucrose and not glucose is used to preserve fruit products?

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Biology Crash Course NEET>Chapter 9 - Chemical Constituents of Living Cells>Level 3>Q 26

The substance which acts as a competitive inhibitor of enzymes

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Biology Crash Course NEET>Chapter 9 - Chemical Constituents of Living Cells>Level 3>Q 28

Enzymes are required in traces because they

Column I (Category)		Column II (Secondary metabolites)
(a)	Pigments	(i)	Concanavalin A
(b)	Terpenoids	(ii)	Monoterpenes, diterpenes
(c)	Alkaloids	(iii)	Morphine, codeine
(d)	Lectins	(iv)	Carotenoids, anthocyanins

Match column I with column II and select the correct option from the given codes. Column I (Category) Column II (Secondary metabolites) (a) Pigments (i) Concanavalin A (b) Terpenoids (ii) Monoterpenes, diterpenes (c) Alkaloids (iii) Morphine, codeine (d) Lectins (iv) Carotenoids, anthocyanins

Important Questions on Chemical Constituents of Living Cells

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