BIOMOLECULES

Biomolecules

BIOMOLECULES 1

These MCQs are intended for checking your Biology Chapter BIOMOLECULES, knowledge.

What will happen to an enzyme when apoenzyme is
separated from its metal component?

1. No change in activity

2. Activity will be lost

3. Activity will be decreased

4. Activity will be increased

Which type of bond present in deoxyribose adenosine
diphosphate and phosphate in nucleotide-

1. N1 - C1 glycosidic linkage

2. phosphoanhydride bond

3. phosphoester bond

4. N 9 - C1 glycosidic linkage

Which type of bond present in deoxyribose adenosine
monophosphate and phosphate in nucleotide-

1. N1 - C1 glycosidic linkage

2. phosphoester bond

3. phosphoanhydride bond

4. N 9 - C1 glycosidic linkage

Diameter of B-type DNA is -

1. none

2. 3.4nm

3. 2nm

4. 0.34nm

Number of nucleotide present in linear DNA having 50
phosphodiester bond-

1. 25

2. 52

3. 48

4. 50

Hypoxanthine obtained from deamination from-

1. Guanine

2. Adenine

3. cytosine

4. thymine

Which of the following have phosphodiester bond

1. polynucleotide chain

2. RNA

3. all

4. DNA

Three DNA P ,Q and R have 20 percent A , 20 percent G and
30 percent G respectively if all three have length 340nm than
which is denature at highest temperature

1. R

2. Q

3. can’t be determined

4. P

The minerals responsible for the maintenance of fluid
balance in the body are :

1. Sodium and Calcium

2. Sodium and Potassium

3. Calcium and Magnesium

4. Potassium and Magnesium

For .Ribose sugar have all correct except -

1. 1’ carbon have adenine

2. 2’ carbon have OH group

3. 3’ carbon have OH

4. 4’ carbon show OH group

Which of the following statements is incorrect regarding
enzymatic activity?

1. It always decreases with increase in temp

2. It initially increases with increase in temperature and then decreases.

3. It increases with increase in substrate concentration upto the saturation point.

4. It is highest at optimum pH value.

Dry seeds can endure higher temperature than the
germinating seeds because

1. Seedlings are tender

2. Hydration makes the enzymes more sensitive to temperature

3. Dry seeds are hard

4. Dry seeds have more reserve food

In any linear DNA if 55 A and 35 G present than number of
H-bond present is-

1. 240

2. 215

3. 210

4. 300

Which elements provide rigidity to teeth & bones?

1. Phosphorous and Sodium

2. Iron and Phosphorous

3. Iron & Calcium

4. Calcium and Magnesium

Which type of bond present in deoxyribose adenosine and
phosphate in nucleotide-

1. phosphoester bond

2. N1 - C1 glycosidic linkage

3. N 9 - C1 glycosidic linkage

4. phosphoanhydride bond

Type of bond absent in ATP is -

1. phosphoanhydride

2. phosphoester

3. glycosidic bond

4. phosphodiester bond

Energy released from enzyme-substrate interaction is

1. Constant energy

2. Binding energy

3. Activation energy

4. Variable energy

Purine ring have nitrogen at position -

1. N1 , N3, N7 and N9

2. N1 , N3 , N4 and N9

3. N1 , N3, N7 and N8

4. N1 , N3, N7 and N5

Iron storing protein found in animal tissues is

1. Ferritin

2. Casein

3. globulin

4. Myoglobin

In an experiment to study fermentation by yeast,
temperature was increased from 20°C to 30°C, rate of
enzyme catalysed reaction increases by

1. 10 times

2. No effect

3. 2 times

4. 5 times

Which of these is not a trace element in plants?

1. Copper

2. Zinc

3. Iron

4. Magnesium

Which type of bond present in ribose sugar and purine in
nucleoside-

1. N1 - C1 glycosidic linkage

2. phosphoester bond

3. phosphoanhydride bond

4. N 9 - C1 glycosidic linkage

Enzymatic activity of salivary amylase stops on reaching
stomach due to change in

1. pH

2. Temperature

3. Enzyme concentration

4. Nature of food

Feedback inhibition of enzyme is influenced by

1. End product

2. Enzyme

3. External factors

4. Substrate

Cyanide is a metabolic poison as it :

1. Inhibits glycolysis

2. Stops protein synthesis

3. Inhibits the enzymes cytochrome oxidase and blocks tissue respiration

4. Inhibits the enzymes of TCA cycle

In a 100 base pair linear DNA number of phosphodiester
bond and glycosidic bond is respectively

1. 200 and 198

2. 100 and 102

3. 198 and 200

4. 200 and 200

Which vitamin forms coenzymes FAD and FMN.

1. Ergacaliferol

2. Ascorbic acid

3. Riboflavin

4. Tocopherol

Which of the following present in DNA

1. ribose

2. uracil

3. purine

4. all

Lysozyme occurs in

1. Lysosomes

2. Sweat

3. All of these

4. Tears

Niacin is precursor of coenxyme :

1. coenzyme

2. NAD

3. TPP

4. FAD

Maximum concentration of enzymes (69-70%) in a cell
occur in

1. Endoplasmic reticulum

2. Nucleus

3. Lysozyme

4. Mitochondria

which is uncommon between sugar of ribose and deoxyribose

1. both heterocyclic

2. pentose

3. both aldose

4. have 2’-OH group

Which of the following is having phosphoester bond

1. AMP

2. all

3. phospholipid

4. Triglyceride

Which of the following is a purine

1. all

2. Adenine

3. Xanthine

4. hypoxanthine

Specificity of a digestive enzyme depends on its

1. Km value

2. Number of active sites

3. Turnover number

4. Tertiary structure

xanthine obtained from deamination from-

1. Guanine

2. thymine

3. cytosine

4. Adenine

Deamination of cytosine give .............. Base

1. guanine

2. adenine

3. uracil

4. thymine

Which of the nitrogenous base have name 5-methyl uracil-

1. Thymine

2. guanosine

3. cytosine

4. adenosine

Which of the following can have ribose sugar and
phosphoester bond -

1. TDP

2. Thymidine

3. uracil

4. UMP

Which type of bond present in ribose sugar and pyrimidine in
nucleoside-

1. phosphoester bond

2. phosphoanhydride bond

3. N1 - C1 glycosidic linkage

4. N 9 - C1 glycosidic linkage

Zymogens are

1. Denatured enzymes

2. Active enzyme

3. Isoenzymes

4. Inactive precursors of enzymes

Which of the following type of DNA is left handed coil

1. A- type

2. C- type

3. Z- type

4. B-type

Which of the following is not nucleoside

1. DNA

2. Thymidine

3. Adenosine

4. uridine

Which of the following statement is not true for allosteric
inhibition?

1. Inhibitor has no structural similarity with the substrate

2. Conformation of enzymes is changed

3. It is irreversible

4. Inhibitor attaches to an area other than active site

Action of bacterial antibiotics sulpha drugs is due to

1. Feed back inhibition

2. Competitive inhibition

3. Reversible competitive inhibition

4. Irreversible non competitive inhibition

Which of the following position in sugar have OH group in
both ribose and deoxyribose-

1. 2’

2. 4’

3. 3’

4. all

which of the following have negative charge

1. DNA

2. ATP

3. all

4. RNA

Type of linkage present in a polynucleotide chain is -

1. both 1 and 2

2. 5’ - 3’ phosphodiester linkage

3. 3’ - 5’ phosphodiester linkake

4. Hydrogen bond

At temperature near freezing point, the enzymes are

1. less active

2. Slightly inactivated

3. denature

4. Activated

Accumulation of glucose 6-PO4
inhibits the activity of
gluco hexokinase. This is an example of

1. both competitive and non-competitive inhibition

2. Feed back inhibition

3. All of these

4. Competitive inhibition

Mark the correctly matched -

1. Nucleic Acid - poly Adenylic acid

2. Nucleoside - guanine

3. nitrogenous base - cytidine

4. Nucleotide - Adenosine

Presence of competitive inhibitor

1. 1st increase then decrease km

2. Decrease km

3. 1st decreases then increases km

4. Increases km

A plasmid DNA having 300 phosphodiester bond per strand
have -

1. 600 glycosidic bond

2. all

3. 600 bases

4. 300 bp

Which of the following is nucleotide -

1. TTP

2. ADP

3. GMP

4. all

Which is most harmful for an enzyme?

1. None of these

2. Very high temperature

3. pH changes

4. Very low temperature

Uric acid is derivative of -

1. nucleoside

2. none

3. pyrimidine

4. purine

IN a polynucleotide chain with 10 nucleotide which is
correct-

1. 18 phosphoester bond present

2. 20 glycosidic bond present

3. 9 phosphodiester bond present

4. 19phosphoester bond present

Which of the following can be monomer which join to form
polynucleotide chain as monomer -

1. Deoxy ribose nucleoside tri phosphate

2. Ribose nucleoside monophosphate

3. Deoxyribose nucleoside diphosphate

4. Ribose nucleotide tri phosphste

Which is incorrect about DNA

1. Most common is B-type

2. double helix

3. not thermostable

4. secondary structure have H-bond

Which type of bond present in ribose sugar and cytosine in
nucleoside-

1. N1 - C1 glycosidic linkage

2. phosphoester bond

3. phosphoanhydride bond

4. N 9 - C1 glycosidic linkage

6-amino purine is another name for -

1. thymine

2. Adenine

3. Guanine

4. cytosine

Higher value of Km constant for an enzyme indicates

1. Low affinity

2. How enzyme activity

3. Both (1) and activity (2)

4. High enzyme

In a 680 nm DNA if 20 percent is Adenine than number of
guanine is

1. 1200

2. 160

3. 1600

4. 800

Coenzyme is

1. Inorganic compound

2. Often a vitamin

3. Always protein

4. Often metal

Which type of bond present in deoxyribose sugar and adenine
in nucleoside-

1. N 9 - C1 glycosidic linkage

2. phosphoanhydride bond

3. phosphoester bond

4. N1 - C1 glycosidic linkage

Phosphoric acid link with AMP by ............. Bond

1. phosphoanhydride

2. glycosidic bond

3. phosphodiester bond

4. phosphoester

Niacin is precursor of coenxyme :

1. FAD

2. TPP

3. coenzyme A

4. NAD

Which enzyme/s do not follow km constant?

1. Both (2) & (3)

2. Denatured

3. Allosteric

4. Pepsin, Trypsin

Glycosidic linkage absent in -

1. Nucleoside

2. glycogen

3. starch

4. proteins

Which of the following have phosphodiester bond

1. ATP

2. all

3. Guanosine di phosphate

4. Dinucleotide

In a 200 base pair DNA if 25 percent in A than number of
hydrogen bond is -

1. 600

2. 250

3. 500

4. 300

which is correct about ribose sugar

1. pentose

2. all

3. furanose

4. aldose

Your score is

BIOMOLECULES 2

These MCQs are intended for checking your Biology Chapter BIOMOLECULES, knowledge.

Anomeric carbon in fructose is

1. both 2 and 3

2. Carbonyl

3. C-1

4. C-2

Which of the following is monomer of cellulose?

1. Galactose

2. Sucrose

3. Glucose

4. Ribose

Cellulose the most important constituent of plant cell is
made up of :

1. Unbranched chain of glucose molecules linked by -1, 4 glycosidic linkage

2. Branched chain of glucose molecules linked by -1, 4- glycosidic bond in straight chain and -1,6 glycosidic bond at the site of branching

3. Branched chain of glucose molecules linked by -1, 4- glycosidic bond at the site of branching.

4. Branched chain of glucose molecules linked by -1,4- glycosidic bond at the site of branching.

The primary structure of a protein is due to

1. Peptide bonds

2. S-S linkage

3. Hydrogen bonds

4. Glycosidic bonds

Which of the following is a chromoprotein?

1. Casein

2. Ferritin

3. Haemoglobin

4. Keratin

Which of the following sequence is correct on the basis of
increasing molecular weight?

1. ATP, AMP, DNA, NADP

2. DNA, ATP, NADP, AMP

3. ATP, ADP, NADP, DNA

4. AMP, ATP, NADP, DNA

In globular protein which amino acid probably found
inside of protein-

1. tyrosine

2. histidine

3. aspartic acid

4. leucine

Most abundant protein on earth in plants are-

1. Collagen

2. carbonic anhydrase

3. myosin

4. RUBISCO

Which of the following is not mucopolysaccharide

1. Suberin

2. Agar

3. Peptidogylcan

4. Mucilage

Microtubule are rich in ………… amino acid-

1. basic

2. acidic

3. OH group containing

4. S-containing

Match Column -1 with Column - II and select the correct
option from the codes given below.
Column -1 Column - II
A. Tetrose sugar (i) Galactose
B. Pentose sugar (ii) Maltose
C. Hexose sugar (iii)Erythrose
D. Disaccharide (iv) Ribose
(v) Sedoheptulose

1. A-(iii),B-(iv),C-(i),D-(ii)

2. A-(iii),B-(iv),C-(v),D-(ii)

3. A - (v), B - (iv), C - (iii), D - (i), (ii)

4. A-(i),(ii),B-(iv),C-(iii),D-(v)

Which is correct about enzyme –

1. specificity

2. high turn over number

3. all

4. selectivity

which of the following is not homopolymer-

1. Insulin

2. starch

3. chitin

4. glycogen

fructose is present in-

1. fruit

2. all

3. inulin

4. sucrose

β-D glucose is monomer of –

1. chitin

2. starch

3. cellulose

4. maltose

Which of the following is only a ribose nucleotide?

1. Uracil–pentose sugar–phosphate

2. Guanine–pentose sugar-phosphate

3. Thymine–pentose sugar–phosphate

4. Cytosine–pentose sugar-phosphate

Which type of bond present in diasaccharide-

1. glycosidic bond

2. ester bond

3. phosphodiester bond

4. peptide bond

Agar- Agar is polymer of –

1. glucose

2. fructose

3. Galactose

4. Mannose

Which of the following have heterocyclic ring-

1. serine

2. phosphoglyceraldehyde

3. palmitic acid

4. glucose

Which of the following is absent in nucleotide-

1. glucose

2. phosphoric acid

3. nitrogenous base

4. sugar

Nucleic acid was discovered as nuclein by :

1. Flemming

2. Miescher

3. Altmann

4. Koch

Which of the following are product of sucrose hydroysis-

1. α-D glucose and α-D galactose

2. α-D galactose and β-D fructose

3. β-D glucose and α-D

4. α-D glucose and β-D fructose

Adult human haemolgobin consists of

1. 4 subunits (2a, 2b)

2. 2 subunits (a, a)

3. 2 subunits (b, b)

4. 3 subunits (2a, lb).

Which type of bond present in nucleic acid-

1. ester bond

2. peptide bond

3. phosphodiester bond

4. glycosidic bond

Which of the following should be present in acid soluble pool
but should be present in acid insoluble pool-

1. palmitic acid

2. adenosine

3. uridine

4. RNA

Which of the following is nucleotide?

1. Adenine

2. RNA

3. Adenylic acid

4. Adenosine

What is common in all of them i.e. NAD, FAD, NADP,
ATP

1. All of these

2. Ribose

3. Adenine

4. Phosphate

The enormous diversity of protein molecules is mainly due
to diversity of

1. Amino acid sequences within the protein molecules

2. R groups on the amino acids

3. Amino groups on the amino acids

4. Peptide bonds

Essential amino acids include

1. all of these

2. valine

3. leucine

4. tryptophan

B-DNA turn……….. in double helical structure-

1. 30 degree

2. 36 degree

3. 15 degree

4. 12 degree

A form of amino acid with both positive and negative
charges simultaneously in the same molecule is

1. amphipathic form

2. zwitter ionic form

3. neutral form.

4. stable form

Sweetest sugar is –

1. Sucrose

2. fructose

3. glucose

4. lactose

The maximum formation of mRNA occurs in :

1. Ribosomes

2. Nucleolus

3. Nucleus

4. Cytoplasm

which of the following is not polymer of α-D glucose-

1. glycogen

2. starch

3. amylose

4. cellulose

which of the following is present in least amount in cell-
(from table)

1. nucleic acid

2. lipids

3. proteins

4. carbohydrate

Which type of bond Absent in secondary structure of
protein-

1. disulphide bridge

2. all

3. H-bond

4. Peptide bond

Nitrogenous base ‘Choline’ is present with

1. Lecithin

2. cholesterol

3. None of these

4. Both (1) and (2)

Which of the following is strongest bond in the native
tertiary structure of globular protein?

1. Hydrophobic interactions between non polar R groups

2. Hydrogen bonds between R-groups

3. Ionic bonds between positively and negatively charged groups

4. Disulphide linkages

The amino acid with lowest molecular weight is :

1. Threonine

2. Glycine

3. Cysteine

4. Serine

Number of nitrogen bases in a single strand of B-DNA
with 100 turns is

1. 2000

2. 1000

3. 500

4. 250

At isolectric pH of Glycine Which is not true

1. No net charge

2. Glycine have both positive and negative charge

3. Net charge negative

4. Present in form of Zwitter ion

Chargaff, in his experiments on the chemistry of DNA
estimated the base composition of human DNA and found
Adenine constitute 31% and Guanine 19%. The quantity of
cytosine in the DNA of a human somatic cell is likely to be

1. 19%

2. 62%

3. 38%

4. 31%

which of the following is heterocyclic ring-

1. furan

2. pyran

3. indole

4. all

α(1-4) linkage present in –

1. Maltose

2. both 1 and 2

3. Amylose

4. cellobiose

Mark the correct-

1. Fructose is laevulose

2. Lactose is milk sugar

3. Valine is essential amino acids

4. Aspartame is artificial sweetner

What will the formula of a polysaccharide formed by the
condensation of 60 ribose sugar units.

1. C300 H482 O241

2. C300 H480 O240

3. C300 H478 O238

4. C300 H600 O300

Which amino acid not contain OH group in side chain-

1. threonine

2. tryptophan

3. Tyrosine

4. seriene

Most abundant protein in human body is

1. Chondrin

2. Keratin

3. Albumin

4. Collagen

Which of the following is an amino acid contains sulphur ?

1. Phenylalanine

2. Lysine

3. Methionine

4. Valine

On hydrolysis a nucleoside would not yield

1. Phosphoric acid

2. Pentose sugar

3. Pyrimidine

4. Purine

Which of the following is a trisaccharide?

1. Both (1) and (2)

2. Arabinose

3. Raffinose

4. Stachyose

Which of the following is not correctly matched for amount
of macromolecule in cell –

1. nucleic acid- 3-4 percent

2. Proteins- 10-15 percent

3. Carbohydrate- 3 percent

4. Lipids- 2 percent

α-D glucose is not present in-

1. starch

2. Amylose

3. cellulose

4. glycogen

Which of the following amino acid give pyruvate on
deamination-

1. Leucine

2. glycine

3. alanine

4. isoleucine

Most abundant protein on earth in animals are-

1. RUBISCO

2. Collagen

3. myosin

4. carbonic anhydrase

Hydroxylation of phenylalanine give …… amino acid-

1. threonine

2. glycine

3. tryptophan

4. tyrosine

For lactose which is true-

1. present in milk

2. made up of galactose and glucose

3. less sweeter than sucrose

4. all

which of the following is not heteropolymer-

1. Inulin

2. tubulin

3. RNA

4. DNA

The major part of dry weight of plant is made of

1. Protein

2. Carbohydrates

3. Fat

4. Nucleic acid

Which of the following is polar amino acid-

1. isoleucine

2. phenyalanine

3. valine

4. aspartic acid

which of the following is pentose-

1. ribose

2. all

3. galactose

4. glucose

Which bond present between tertiary structure of protein-

1. all of the above

2. hydrophobic interaction

3. ionic interaction

4. disulphide bridge

Which of the following is an amino acid contains sulphur ?

1. Valine

2. Methionine

3. Lysine

4. Phenylalanine

t-RNA is also known as?

1. Messenger RNA

2. Soluble RNA

3. r-RNA

4. Microsomal RNA

Which of the following is heterocyclic ring-

1. deoxyribose

2. all

3. purine

4. ribose

which of the following is not homopolymer-

1. glycogen

2. amylopectin

3. DNA

4. amylose

Which of the following is not present in acid soluble pool-

1. serine

2. Uracil

3. chitin

4. Adenylic acid

Which of the following originates from the tyrosine

1. Prostaglandins

2. Cerebrosides

3. Adrenaline

4. Gangliosides

Study the given statements and select the correct answer.
(i) Cellulose is a homopolymer of glucose.
(ii) Inulin is a homopolymer of fructose.
(iii)Starch gives blue colour and glycogen gives red colour
with iodine solution.
(iv) Cellulose gives no colour with iodine solution.

1. Statements (i), (ii) and (iii) are correct

2. Statements (ii) and (iii) are correct

3. Statements (i), (ii) and (iv) are correct

4. All statements are correct

Hydrolysis of sucrose yields :

1. Glucose and galactose

2. Only glucose

3. Glucose and maltose

4. Glucose and fructose

which of the following is polymer of β-D glucose-

1. cellulose

2. starch

3. amylopectin

4. amylose

Which type of bond present in Polysaccharide

1. peptide bond

2. ester bond

3. glycosidic bond

4. phosphodiester bond

Which of the following is optically inactive -

1. 1 and 2

2. glycine

3. galactose

4. DiHAP sugar

Protein having both structural and enzymatic traits is

1. Myosin

2. Actin

3. Trypsin

4. Collagen

which of the following have helical structure-

1. all

2. alpha helix

3. Amylose

4. DNA

What is Number of peptide bond in a protein with two
subunits each having 30 amino acid -

1. 60

2. 29

3. 58

4. 45

The cholesterol molecule is :

1. A tocopherol

2. A straight chain acid

3. A sterol

4. An aromatic ring

RNA responsible for directing proper sequence of amino
acids in protein synthesis is :

1. Ribosomal RNA

2. Transfer RNA

3. Chromosomal RNA

4. Messenger RNA

Nicotinamide can be synthesised in human body from

1. Fructose

2. Tryptophan

3. Tyrosine

4. Lactose

which of the following have secondary structure-

1. amylopectin

2. Amylose

3. cellulose

4. glycogen

The polysaccharides made up of glucose monomers are

1. chitin, glycogen, starch

2. sucrose, lactose, maltose

3. starch, glycogen, cellulose

4. starch, inulin, peptidoglycan.

Examples of aromatic amino acids are:

1. Glycine and methionine

2. Glutamic acid and aspartic acid

3. Phenylalanine and tryptophan

4. Glycine and alanine

What is true about glycogen?

1. Is the sugar of the blood

2. Is broken down and synthesised using the same enzymes

3. Is broken down by glucagon

4. Is composed of a mixture of different hexoses

Which type of bond present in Carbohydrate -

1. glycosidic bond

2. ester bond

3. phosphodiester bond

4. peptide bond

Glycoproteins are known to play an important role in cell
recognition. The specificity of this recognition is provided
largely by

1. Both carbohydrate and protein components of glycoproteins

2. Lipid portion of glycoproteins

3. Carbohydrate portion of glycoproteins

4. Protein portion of glycoprotein

One of these is not an amino acid :

1. Tryptophan

2. Lysine

3. Glycine

4. Uracil

A fatty acid not synthesized in man is:

1. Linoleic

2. Palmitic

3. Oleic

4. Stearic

Which of the following polysaccharides is not a polymer of
glucose?

1. Inulin

2. Amylose

3. Glycogen

4. Cellulose

The amino acid which gives rise to thyroxine is :

1. Alanine

2. Tryptophan

3. Glycine

4. Tyrosine

What is Number of peptide bond in a protein with two
subunits each having 30 amino acid -

1. 58

2. 45

3. 29

4. 60

Cytochromes are

1. Pyrimidine nucleotides

2. Riboflavin nucleotides

3. Flavoproteins

4. Iron porphyrin proteins

Which of the following is not present in acid insoluble pool-

1. glycine

2. starch

3. glycogen

4. DNA

Ketone bodies are by products of metabolism of :

1. Fat

2. Protein

3. All of these

4. Carbohydrate

B-DNA which is right-handed double helix contains __
base pairs per turn of the helix and each turn is __ long,

1. 10, 3.4 Å

2. 10, 34 Å

3. 11, 20 Å

4. 11, 34 Å

The type of RNA that characteristically contains
methylated purines and pyrimidines is :

1. mRNA

2. All of above

3. rRNA

4. tRNA

which of the following is aldose-

1. glucose

2. all

3. galactose

4. ribose

A unit composed of sugar and nitrogen base linked by
glycosidic bond is

1. Purine

2. Nucleotide

3. Glycoside

4. Nucleoside

Amino acid tryptophan gives rise to

1. Melanin

2. Indole acetic acid

3. Adrenaline

4. Thyroxine

Your score is

Try other Chapter

Chapter 1: THE LIVING WORLD.
Chapter 2: BIOLOGICAL CLASSIFICATION.
Chapter 3: PLANT KINGDOM.
Chapter 4: ANIMAL KINGDOM.
Chapter 5: MORPHOLOGY OF FLOWERING PLANTS.
Chapter 6: ANATOMY OF FLOWERING PLANTS.
Chapter 7: STRUCTURAL ORGANISATION IN ANIMALS.
Chapter 8: CELL: THE UNIT OF LIFE.
Chapter 10: CELL CYCLE AND CELL DIVISION.
Chapter 11: TRANSPORT IN PLANTS.
Chapter 12: MINERAL NUTRITION.
Chapter 13: PHOTOSYNTHESIS IN HIGHER PLANTS.
Chapter 14: RESPIRATION IN PLANTS.
Chapter 15: PLANT GROWTH AND DEVELOPMENT.
Chapter 16: DIGESTION AND ABSORPTION.
Chapter 17: BREATHING AND EXCHANGE OF GASES.
Chapter 18: BODY FLUIDS AND CIRCULATION.
Chapter 19: EXCRETORY PRODUCTS AND THEIR ELIMINATION.
Chapter 20: LOCOMOTION AND MOVEMENT.
Chapter 21: NEURAL CONTROL AND COORDINATION.
Chapter 22: CHEMICAL COORDINATION AND INTEGRATION.