FBISE, NCP & NBF-aligned resources for Classes 9–12
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Biology Chapter 1 : Topic 4
Define with examples that biology has many sub fields.
1 / 20
Which sub-field of Biology deals with the study of cells and their structure and functions?
Reasoning: Cytology is the branch of Biology that studies cells, the basic units of life.
2 / 20
A scientist examining the nucleus, mitochondria, and cell membrane is working in the field of:
Reasoning: These structures are parts of a cell and are studied in Cytology.
3 / 20
Which branch of Biology focuses on the development of an organism from a fertilized egg to birth?
Reasoning: Embryology deals with the formation and development of embryos.
4 / 20
The study of inheritance and the transmission of traits from parents to offspring is called:
Reasoning: Genetics explains how hereditary information is passed from one generation to another.
5 / 20
Which branch would investigate why a child has inherited blood group A from his parents?
Reasoning: Inheritance of traits such as blood groups is studied in Genetics.
6 / 20
The study of biological molecules such as DNA, RNA, and proteins belongs to:
Reasoning: Molecular Biology focuses on the molecular basis of life.
7 / 20
A researcher studying the structure of DNA is working in:
Reasoning: DNA is a biological molecule studied in Molecular Biology.
8 / 20
Which sub-field deals with the causes, effects, and diagnosis of diseases?
Reasoning: Pathology is the scientific study of diseases.
9 / 20
A doctor examining diseased tissues to determine the cause of illness is applying:
Reasoning: Disease diagnosis and investigation are major areas of Pathology.
10 / 20
Which branch studies the interactions between organisms and their environment?
Reasoning: Ecology focuses on relationships between organisms and their surroundings.
11 / 20
The effect of pollution on fish populations in a river would be studied in:
Reasoning: Environmental effects on living organisms are studied in Ecology.
12 / 20
Which field specializes in the study of organisms living in oceans and seas?
Reasoning: Marine Biology deals with life in marine environments.
13 / 20
A scientist investigating coral reefs and marine fish belongs to:
Reasoning: Coral reefs and marine fish are components of marine ecosystems.
14 / 20
The branch that studies the body's defense mechanisms against diseases is:
Reasoning: Immunology focuses on immunity and the immune system.
15 / 20
The production of antibodies after vaccination is studied in:
Reasoning: Antibody production is an immune response.
16 / 20
Which branch studies the external form and structure of organisms?
Reasoning: Morphology deals with the outward appearance and form of organisms.
17 / 20
Comparing the shapes of leaves from different plants is an example of:
Reasoning: External structural features are studied in Morphology.
18 / 20
Which branch studies the internal structure of organisms and their organs?
Reasoning: Anatomy examines internal body structures.
19 / 20
The study of the human heart, lungs, and kidneys as organs belongs to:
Reasoning: Organs and organ systems are studied in Anatomy.
20 / 20
Which branch focuses on the microscopic study of tissues?
Reasoning: Histology deals with tissues and their microscopic structure.
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