biology MCQs - 9th class Chapter 01 Mcqs

1

The word 'Biology' is derived from two words from which language?

A

Latin

B

Greek

C

Roman

D

Arabic

2

Which major field of Biology is the study of animals?

A

Botany

B

Microbiology

C

Zoology

D

Morphology

3

The study of the internal physical structure of organisms is called?

A

Physiology

B

Histology

C

Morphology

D

Anatomy

4

Which branch deals with the study of fossils?

A

Genetics

B

Palaeontology

C

Ecology

D

Taxonomy

5

Molecular Biology deals with the study of molecules like carbohydrates, proteins, lipids, and what else?

A

Vitamins

B

Minerals

C

Nucleic acids

D

Hormones

6

The study of the transmission of characteristics from parents to offspring is known as?

A

Embryology

B

Genetics

C

Cytology

D

Histology

7

Which field studies the relationships between organisms and their environment?

A

Ecology

B

Pathology

C

Immunology

D

Marine Biology

8

Biochemistry is the study of the chemical reactions of processes like photosynthesis and what other process?

A

Digestion

B

Circulation

C

Respiration

D

Excretion

9

In Biophysics, what principles are applied to biological processes?

A

Chemistry

B

Mathematics

C

Physics

D

Statistics

10

The use of living organisms to develop beneficial products is central to which field?

A

Biostatistics

B

Bio-economics

C

Biotechnology

D

Biogeography

11

A career in Medicine and Surgery requires which degree?

A

BDS

B

DVM

C

Pharm-D

D

MBBS

12

According to the Quranic verses mentioned, every living thing was made from what?

A

Clay

B

Fire

C

Water

D

Light

13

The Human Genome Project, which involved molecular biology, genetics, and computer science, is an example of what?

A

Individual research

B

Scientific law

C

A failed project

D

Interdisciplinary collaboration

14

What is the first step in the scientific method?

A

Hypothesis

B

Experiment

C

Observation

D

Recognition of a problem

15

Observations that can be measured and expressed in numbers are called?

A

Qualitative

B

Quantitative

C

Subjective

D

Theoretical

16

A tentative explanation for an observation or scientific problem is called a?

A

Theory

B

Law

C

Deduction

D

Hypothesis

17

In an experiment, the group that is exposed to the factor being tested is the?

A

Control group

B

Experimental group

C

Standard group

D

Variable group

18

A well-substantiated explanation of some aspect of the natural world, supported by extensive evidence, is a?

A

Hypothesis

B

Deduction

C

Theory

D

Observation

19

Who discovered Plasmodium in the blood of malarial patients in 1878?

A

Ronald Ross

B

A. F. A. King

C

Louis Pasteur

D

Laveran

20

The hypothesis 'Plasmodium is the cause of malaria' was tested by examining the blood of how many malarial patients?

A

50

B

100

C

150

D

200

21

What was the key observation made by A. F. A. King regarding mosquito nets?

A

They attracted mosquitoes

B

People under nets had fewer chances of getting malaria

C

They were ineffective

D

They were only used outdoors

22

Ronald Ross performed his crucial experiments on which animal to study malaria transmission?

A

Rats

B

Monkeys

C

Sparrows

D

Dogs

23

Which type of mosquito did Ross find Plasmodium multiplying in?

A

Culex

B

Aedes

C

Anopheles

D

Mansonia

24

In 1898, Italian biologists confirmed that which mosquito transmits malaria to humans?

A

Aedes

B

Culex

C

Anopheles

D

All of them

25

The branch of biology that deals with the classification of organisms is?

A

Taxonomy

B

Palaeontology

C

Physiology

D

Genetics

26

Which career involves advising on proper dietary habits to promote health?

A

Pharmacology

B

Public Health

C

Nutrition and Dietetics

D

Genetic Counselling

27

A 4-year BS degree is required for a career in Forensics to analyze what?

A

Financial records

B

Computer data

C

Physical evidence from crime scenes

D

Historical documents

28

The Quranic verse 'He made man from clay like the potter' is from which Sura?

A

Al-Ambia

B

Al-Nur

C

Al-Rehman

D

Al-Mominoon

29

The study of the functioning of body parts is called?

A

Anatomy

B

Morphology

C

Physiology

D

Cytology

30

Histology is the microscopic study of what?

A

Cells

B

Tissues

C

Organs

D

Organisms

31

Pharmacology is the study of drugs and their what on the body?

A

Cost

B

Production

C

Effects

D

Color

32

What is the estimated age of the oldest known fossil, a Cyanobacterium?

A

1.5 billion years

B

2.5 billion years

C

3.5 billion years

D

4.5 billion years

33

The logical consequence drawn from a hypothesis is called a?

A

Result

B

Theory

C

Deduction

D

Law

34

What was the only known remedy for malaria from the 17th to the 20th century?

A

Aspirin

B

Penicillin

C

Quinine

D

Herbal tea

35

Which of the following is NOT a characteristic of a hypothesis?

A

It can be tested

B

It is a proposed statement

C

It is always proven correct

D

It matches available observations

36

The study of form and structure of organisms is called?

A

Anatomy

B

Physiology

C

Morphology

D

Ecology

37

What is the study of the development of an organism from a fertilized egg?

A

Genetics

B

Embryology

C

Cytology

D

Pathology

38

Which interdisciplinary science uses mathematical models to understand biological systems?

A

Biophysics

B

Biochemistry

C

Computational Biology

D

Biostatistics

39

Analysis of biological data using computational tools is the focus of which career?

A

Biomedical Engineering

B

Bioinformatics

C

Public Health

D

Veterinary Medicine

40

The profession of farming includes growing crops and raising animals for what?

A

Research

B

Companionship

C

Food and other products

D

Conservation

41

According to the Quran, some animals walk on two legs, some on four, and others creep on their?

A

Backs

B

Heads

C

Bellies

D

Tails

42

Which step in the scientific method comes after making deductions?

A

Observation

B

Hypothesis

C

Experiments

D

Forming a law

43

The group in an experiment that does not receive the experimental treatment is called the?

A

Experimental group

B

Variable group

C

Test group

D

Control group

44

A scientific law is described as a?

A

Complex explanation

B

Tentative idea

C

Uniform or constant fact of nature

D

Detailed report

45

What observation linked malaria to specific geographical areas?

A

High altitude

B

Dry deserts

C

Marshy areas

D

Cold climates

46

Ronald Ross was a British army physician working in which country?

A

Pakistan

B

Egypt

C

India

D

South Africa

47

The study of cells is known as?

A

Histology

B

Anatomy

C

Cytology

D

Embryology

48

Which branch deals with the study of life in oceans?

A

Ecology

B

Marine Biology

C

Biogeography

D

Palaeontology

49

Aedes mosquito is known to transmit which disease?

A

Malaria

B

Dengue fever

C

Yellow fever

D

Zika virus

50

The branch of biology that deals with diseases, their causes, and effects is called?

A

Immunology

B

Pathology

C

Pharmacology

D

Biotechnology