Biology Growth and Development MCQs Chapter 5 Class 12

Biology Growth and Development for Second Year Entry Tests and FSC Board Exams

Growth and Development is an essential chapter in Second Year Biology that explains how organisms grow, develop, and mature throughout their life cycle. This topic is highly important for students preparing for MDCAT, NUMS, AKU, NUST, UET ECAT, and FSC Second Year board exams. Key concepts include phases of growth, embryonic development, differentiation, morphogenesis, and plant and animal growth patterns, which are frequently tested in both MCQs and conceptual questions.

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Created on March 02, 2022 By Ali Durrani

Biology Ch 5 Class 12 Growth and Development

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1 / 62

Which of the following is NOT a function of Abscisic acid?

PMC Sample 3
Biology
Growth and Development
Elimination Tool:

A) Inhibits stem and root growth during drought.

B) Closing of stomata during wilting.

C) Inhibits flowering in long-day plants

D) Promotes bud initiation during growth season.

2 / 62

Apical meristems are located at

Tips of leaves

Tips of flowers

Tips of roots and stems

Tips of roots only

3 / 62

A plant has a growth pattern called

Closed growth

Open growth

In between the two

4 / 62

Speed of growth is

Rapid throughout

Slow throughout

First slow then rapid then slow again

First rapid then slow

5 / 62

Sertoli cells

Provide liquid medium to cells in testes

Provide protection and nourishment to cells

Secrete testosterone

Both a and b

6 / 62

Leukaemia is associated with an increased number of _____ in blood.

NTS 2016 DUHS & JSMU
Biology
Growth and Development
Elimination Tool:

A) Erythrocytes

B) Basophils

C) Eosinophils

D) Leucocytes

7 / 62

Turner’s syndrome is characterized by having:

UHS 2015
Biology
Growth and Development
Elimination Tool:

A) Trisomy 21

B) 44 + XXY

C) Trisomy

D) 44 + XO

8 / 62

Meristems are of

. Two types

Three types

Four types

Five types

9 / 62

The most abundant organic molecule on the planet earth is:

NUMS 2016
Biology
Growth and Development
Elimination Tool:

A) Starch

B) Glycogen

C) Glucose

D) Cellulose

10 / 62

The cells in our body are all genetically identical, apart from the:

PMC 2020
Biology
Growth and Development
Elimination Tool:

A) Somatic cells

B) Reproductive cells

D) White blood cells

C) Muscle fibers

11 / 62

The fate of each blastomere is foretold. What will that cleavage be?

PMC Sample 2
Biology
Growth and Development
Elimination Tool:

A) Spiral and indeterminate

B) Radial and determinate

C) Radial and indeterminate

D) Spiral and determinate

12 / 62

Plasticity of cell wall increases during

Cell maturation

Cell elongation

Cell differentiation

Cell division

13 / 62

The active sites of all enzyme are formed by:

NUMS 2016
Biology
Growth and Development
Elimination Tool:

A) R-groups of amino acids

B) NH2 groups of amino acids

C) -COOH groups of amino acids

D) Exposed disulphide bonds

14 / 62

The fate of each blastomere is foretold. What will that cleavage be?

PMC Practice 9
Biology
Growth and Development
Elimination Tool:

A) Spiral and indeterminate

B) Radial and indeterminate

C) Radial and determinate

D) Spiral and determinate

15 / 62

_____ cells store surplus food and _____ cells produce new cells for growth and development of the plant:

NUMS 2019 Cancelled
Biology
Growth and Development
Elimination Tool:

A) Parenchymatous: meristematic

B) Sclerenchymatous; chlorenchymatous

C) Phloem; Meristematic

D) Parenchymatous; Chlorenchymatous

16 / 62

When a fetus is in the uterus, what carries oxygen away from the placenta?

NTS 2013
Biology
Growth and Development
Elimination Tool:

A) The amniotic fluid

B) The amniotic sac

C) The lining of the uterus

D) The umbilical cord

17 / 62

The individual with harelip shows which of the following conditions?

NUMS 2014
Biology
Growth and Development
Elimination Tool:

A) Hard palate

B) Polydactyl

D) Microcephale

C) Cleft Palate

18 / 62

The reason plants are considered totipotent is:

NUMS 2019 Cancelled
Biology
Growth and Development
Elimination Tool:

A) Each cell has full genetic potential of the organism

B) A single cell could become a complete plant

C) Because they have lesser potential for tissue culturing

D) Both each cell has full genetic potential of the organism and a single cell could become a complete plant

19 / 62

Germ layers are formed in which stage of development?

NUMS 2020
Biology
Growth and Development
Elimination Tool:

A) Morulation

B) Blastulation

C) Gastrulation

D) Organogenesis

20 / 62

Thyroxine deficiency in adults’ results in a condition called:

UHS 2015
Biology
Growth and Development
Elimination Tool:

A) Cretinism

B) Hypothyroidism

C) Thyrotoximia

D) Myxoedema

21 / 62

Amniotic fluid in human embryo protects it from:

NUMS 2014
Biology
Growth and Development
Elimination Tool:

A) Degeneration

C) Encasement

B) Jerks

D) None of these

22 / 62

______ is the reconstruction of the lost part of the body.

NTS 2012
Biology
Growth and Development
Elimination Tool:

A) Growth

B) Development

C) Regeneration

D) Blastulation

23 / 62

Growth of multicellular plants occur in

Two phases

Three phases

Five phase

Four phases

24 / 62

Cells elongate by

Mitosis

Uptake of water

Stretching

Formation of cell wall

25 / 62

Intercalary meristems are of

Permanent nature

Temporary nature

Some are permanent some temporary

None of these

26 / 62

Cambium are examples of

Apical meristems

Intercalary meristems

Lateral meristems

None of these

27 / 62

Secondary growth is actually

Extension of plant body

Increase in thickness

Production of leaves and flowers

None of these A

28 / 62

In plants growth is of

Four types

Five types

One type

Two types

29 / 62

Which of the following is not related to apoptosis?

NUMS 2015
Biology
Growth and Development
Elimination Tool:

A) Loss of tail of developing humans embryos

B) Loss of tissues between developing digits

C) Controlling the number of neurons

D) None of the given options

30 / 62

Function of intercalary meristems is

. Increase in length

Increase in diameter

Production of leaves and flowers

None of these

31 / 62

Nutrition to egg in ovary is provided by which of the following?

PMC Practice 1
Biology
Growth and Development
Elimination Tool:

A) Germ cells

B) Milk cells

D) All of these

C) Follicle cells

32 / 62

Human embryo remains enclosed in:

PMC Practice 1
Biology
Growth and Development
Elimination Tool:

A) Amniotic sac

B) Placenta

C) Chorion

D) Allantois

33 / 62

Typical symptoms like enlarged breasts and small testis in male are attributed to:

UHS 2015
Biology
Growth and Development
Elimination Tool:

A) Down’s Syndrome

B) Turner’s Syndrome

C) Klinefelter’s Syndrome

D) Phenylketonuria

34 / 62

The only promoter of leaf senescence in the following plant hormones is?

PMC Sample 3
Biology
Growth and Development
Elimination Tool:

A) gibberellins

B) cytokinins

C) auxins

D) abscisic acid

35 / 62

In cystic fibrosis, liposomes-microscopic vesicles are sued which are coated with:

UHS 2015
Biology
Growth and Development
Elimination Tool:

A) Healthy Gene

B) Chromosome

D) Carbohydrate

C) Protein

36 / 62

Growth process is

Irreversible

Reversible

Sometimes reversible sometimes irreversible

Temporary

37 / 62

Meristems are group of cells that

Allow the surrounding region to divide

Provide nutrition

. Help in movement

Retain the potential to divide

38 / 62

The major sign and symptoms of microcephaly is:

NTS 2010
Biology
Growth and Development
Elimination Tool:

A) Sexual defects

B) Excessive number of toes

C) Mental retardation

D) Small skull in proportion to the normal body size

39 / 62

The condition due to loss of appetite for food is termed as:

NTS 2016 DUHS & JSMU
Biology
Growth and Development
Elimination Tool:

A) Anorexia nervosa

B) Bulimia nervosa

C) Colour blindness

D) Retarded growth

40 / 62

Cytoplasmic localization is a consequence of:

NTS 2011
Biology
Growth and Development
Elimination Tool:

A) Fertilization

B) Cleavage

C) Morula

D) Blastula

41 / 62

Determinate growth is

. Growing continuously

Fluctuating growth

Grow to certain size and then stop

Vegetative roots and shoots grow by

42 / 62

The best function of coelom is described as:

PMC Practice 2
Biology
Growth and Development
Elimination Tool:

A) To increase the size of the animals

B) To help in the functioning of the reproductive system

C) To provide space for the development of organs and systems

D) All of these options are correct

43 / 62

In multicellular plants cell division occur by

Binary fission

Conjugation

Meiosis

Mitosis

44 / 62

Over-secretion of cortical hormone causes a disease called;

UHS 2015
Biology
Growth and Development
Elimination Tool:

A) Cushing’s Disease

B) Diabetes Mellitus

C) Hypoglycemia

D) Addison’s Disease

45 / 62

All of the followings are the effects of red light on plant, EXCEPT:

NTS 2016 SMBBMC
Biology
Growth and Development
Elimination Tool:

A) Causes epicotyl (plumule) hook to unbend

B) Induces increase in leaf area

C) Elongation of internodes is promoted

D) Stimulate flowering in long day plants

46 / 62

Lateral meristems are present in

All plants

Gymnosperms and dicots

Monocots

In aquatic plants

47 / 62

A bean seed contains all of the following except:

NTS 2012
Biology
Growth and Development
Elimination Tool:

A) A seed coat

B) An epicotyl

C) A hypocoty

D) A hypha

48 / 62

Vegetative roots and shoots grow by

Determinate growth

Primary growth only

Indeterminate growth

None of these

49 / 62

The process of aging:

NUMS 2015
Biology
Growth and Development
Elimination Tool:

A) Can be slowed down by adequate sleep

B) Can be slowed down by regular meals

C) Cannot be slowed down in any way

D) can be slowed by adequate sleep and regular meal

50 / 62

The disease that arises due to increasing age is:

NTS 2018
Biology
Growth and Development
Elimination Tool:

A) Alzheimer's

B) Hepatitis C

C) Cholera

D) Malaria

51 / 62

Wood is not formed in:

NUMS 2015
Biology
Growth and Development
Elimination Tool:

A) Monocots

B) Dicots

C) Gymnosperms

D) All of given

52 / 62

The cells that play a vital role in the differentiation of various body parts are called:

NUMS 2014
Biology
Growth and Development
Elimination Tool:

A) Ectodermal cells

B) Mesodermal cells

C) Endodermal cells

D) All of the above

53 / 62

Microcephaly, the small sized skull is due to:

NUMS 2016
Biology
Growth and Development
Elimination Tool:

A) Nutritional causes

B) Skeleton causes

C) Hormonal causes

D) Genetic defects

54 / 62

Thymus is found in the human body in _____.

PMC Practice 2
Biology
Growth and Development
Elimination Tool:

A) The medulla oblongata

B) The mediastinum of the upper thorax

C) Both Options A and B are correct

D) None of these options is correct

55 / 62

Tails can be regenerated in:

NUMS 2015
Biology
Growth and Development
Elimination Tool:

A) The larvae of amphibians

B) Lizards

C) Both lizards and the larvae of amphibians

D) None of the given options

56 / 62

Cells of fibers and tracheids elongate during

Phase of cell division

Phase of cell elongation

Phase of cell maturation

Phase of cell differentiation

57 / 62

Higher plants grow through

Growing points

Whole plant body is capable of growing

Only roots grow

None of these

58 / 62

The egg of a chick is laid at which of the following stages?

NTS 2015 DUHS and JSMU
Biology
Growth and Development
Elimination Tool:

A) Gastrula

B) blastula

C) cleavage

D) morula

59 / 62

he only promoter of Leaf’s senescence in the following plant hormones is:

PMC Practice 9
Biology
Coordination and Control
Growth and Development
Elimination Tool:

A) Gibberellins

B) Cytokinins

C) Auxins

D) Abscisic acid

60 / 62

In some cases, the blastomere can produce complete embryo so, the cleavage will be:

PMC Practice 1
Biology
Growth and Development
Elimination Tool:

A) Spiral and determinate

B) Spiral and indeterminate

C) Radial and determinate

D) Radial and indeterminate

61 / 62

Fetus is human embryo from the beginning of which of the following?

PMC Sample 2
Biology
Growth and Development
Elimination Tool:

A) 2nd month

B) 3rd month

D) 5th month

C) 4th month

62 / 62

Germ cells give rise to:

NTS 2012
Biology
Growth and Development
Elimination Tool:

A) Legs

B) Head

C) Eggs and sperms

D) Hands

Your score is

The average score is 55%

Importance of Growth and Development in Competitive Biology

Understanding Growth and Development helps students explain cell division, tissue differentiation, organ development, and hormonal regulation of growth. Topics like factors affecting growth, growth curves, embryogenesis, and developmental stages in humans and plants are commonly asked in entry tests. Practicing chapter-wise MCQs, diagrams, and topic-wise exercises improves conceptual clarity, enhances accuracy, and strengthens exam performance.

Effective Preparation and Practice Resources for Second Year Students

Effective preparation for Growth and Development includes systematic revision, MCQ practice, and mock testing. Solving past papers and exam-focused questions helps students identify important areas and repeated concepts. PLS Academy provides structured learning resources that help students master Growth and Development and perform confidently in medical entry tests and FSC Second Year board examinations.

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Biology Growth and Development MCQs Chapter 5 Class 12

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