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Biology MCQs

210 Questions Subject Test
Subject Preparation Guide

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Build a clear understanding of living organisms, cells, genetics, human systems and the environment through carefully selected practice questions.

Cell BiologyHuman PhysiologyGeneticsEcology
Useful for academic exams, entry tests, FPSC, PPSC and general science preparation.
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101
Easy ppsc Uploaded: 06 Aug 2026

Which scientist is credited with discovering the cell using a microscope?

  • A Robert Hooke
  • B Charles Darwin
  • C Gregor Mendel
  • D Louis Pasteur
102
Medium ppsc Uploaded: 06 Aug 2026

What is the powerhouse process that produces ATP called?

  • A Photosynthesis
  • B Fermentation
  • C Cellular respiration
  • D Osmosis
103
Medium css fpsc ppsc Uploaded: 14 Jul 2026

Which molecule carries genetic information from DNA to ribosomes for protein synthesis?

  • A mRNA
  • B tRNA
  • C rRNA
  • D snRNA
104
Easy fpsc ppsc nts Uploaded: 14 Jul 2026

Which pigment in plants absorbs sunlight for photosynthesis?

  • A Chlorophyll
  • B Melanin
  • C Haemoglobin
  • D Keratin
105
Medium pms Uploaded: 06 Aug 2026

What is the term for the study of interactions between organisms and their environment?

  • A Ecology
  • B Genetics
  • C Taxonomy
  • D Physiology
106
Medium css fpsc ppsc Uploaded: 14 Jul 2026

Which chromosomal disorder is caused by the presence of an extra chromosome 21?

  • A Turner syndrome
  • B Down syndrome
  • C Klinefelter syndrome
  • D Patau syndrome
107
Medium fpsc ppsc nts Uploaded: 14 Jul 2026

Which vitamin is essential for the formation of collagen and acts as an antioxidant?

  • A Vitamin A
  • B Vitamin C
  • C Vitamin D
  • D Vitamin K
108
Hard pms Uploaded: 06 Aug 2026

Which type of teeth are primarily used for tearing meat in carnivorous animals?

  • A Incisors
  • B Molars
  • C Premolars
  • D Canines
109
Hard css Uploaded: 06 Aug 2026

Which enzyme in saliva begins the digestion of starch?

  • A Pepsin
  • B Amylase
  • C Lipase
  • D Trypsin
110
Easy fpsc ppsc nts Uploaded: 14 Jul 2026

Which type of reproduction in bacteria involves the cell splitting into two equal daughter cells?

  • A Budding
  • B Binary fission
  • C Fragmentation
  • D Sporulation
111
Medium css fpsc ppsc Uploaded: 14 Jul 2026

What is the process by which species change over time through natural selection?

  • A Adaptation
  • B Evolution
  • C Mutation
  • D Speciation
112
Medium nts Uploaded: 06 Aug 2026

Which type of joint allows the widest range of movement in the human body?

  • A Ball and socket joint
  • B Hinge joint
  • C Pivot joint
  • D Fixed joint
113
Medium fpsc ppsc nts Uploaded: 05 Aug 2026

Which type of muscle is under voluntary control and attached to bones to enable movement?

  • A Cardiac muscle
  • B Skeletal muscle
  • C Smooth muscle
  • D Involuntary muscle
114
Easy fpsc Uploaded: 06 Aug 2026

Which blood cells are primarily responsible for fighting infection?

  • A Red blood cells
  • B Platelets
  • C White blood cells
  • D Plasma cells
115
Medium fpsc ppsc nts Uploaded: 14 Jul 2026

What is the term for the bending of a plant toward light called?

  • A Geotropism
  • B Phototropism
  • C Hydrotropism
  • D Thigmotropism
116
Medium nts Uploaded: 06 Aug 2026

What is the term for the division of the cell nucleus that results in two genetically identical daughter cells?

  • A Meiosis
  • B Fertilization
  • C Fission
  • D Mitosis
117
Easy fpsc ppsc nts Uploaded: 14 Jul 2026

Which scientist is known as the Father of Biology?

  • A Charles Darwin
  • B Gregor Mendel
  • C Aristotle
  • D Louis Pasteur
118
Medium fpsc Uploaded: 06 Aug 2026

What is the term for the total genetic material present in an organism?

  • A Genotype
  • B Genome
  • C Phenotype
  • D Karyotype
119
Hard css fpsc Uploaded: 14 Jul 2026

What is the process by which organisms survive extreme heat and drought by entering a dormant state?

  • A Aestivation
  • B Hibernation
  • C Migration
  • D Dormancy only
120
Medium fpsc ppsc nts Uploaded: 14 Jul 2026

What is the term for the symbiotic relationship where both organisms benefit?

  • A Commensalism
  • B Parasitism
  • C Mutualism
  • D Amensalism
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