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NTS MCQs

National Testing Service — Complete MCQ Bank

69 Questions
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NTS tests evaluate aptitude, analytical reasoning, quantitative ability, English and subject knowledge for admissions, scholarships and recruitment.

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51
Biology Medium

Which type of reproduction involves only one parent and produces genetically identical offspring?

  • ASexual reproduction
  • BBudding only
  • CCross-pollination
  • DAsexual reproduction
Permalink
Correct Answer: Option D — Asexual reproduction
Explanation: Asexual reproduction involves a single parent producing genetically identical offspring through processes such as binary fission budding fragmentation or vegetative propagation.
Submitted by: PaperMCQs
52
Biology Easy

Which scientist proposed the theory of evolution by natural selection?

  • AGregor Mendel
  • BLouis Pasteur
  • CCharles Darwin
  • DAristotle
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Correct Answer: Option C — Charles Darwin
Explanation: Charles Darwin proposed the theory of evolution by natural selection in his 1859 book On the Origin of Species explaining how species change over generations through differential reproduction.
Submitted by: PaperMCQs
53
Biology Medium

Which vitamin is essential for the clotting of blood?

  • AVitamin A
  • BVitamin C
  • CVitamin E
  • DVitamin K
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Correct Answer: Option D — Vitamin K
Explanation: Vitamin K is essential for blood clotting as it activates several clotting factors in the coagulation cascade and its deficiency can lead to excessive bleeding.
Submitted by: PaperMCQs
54
Biology Easy

What is the largest organ in the human body?

  • ASkin
  • BLiver
  • CLungs
  • DHeart
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Correct Answer: Option A — Skin
Explanation: The skin is the largest organ of the human body covering the entire external surface and functions as a protective barrier regulating temperature and enabling sensation.
Submitted by: PaperMCQs
55
Biology Easy

Which organ in the human body is responsible for pumping blood throughout the body?

  • AHeart
  • BLungs
  • CLiver
  • DKidney
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Correct Answer: Option A — Heart
Explanation: The heart is a muscular organ that pumps blood throughout the body via the circulatory system supplying oxygen and nutrients to tissues and removing waste products.
Submitted by: PaperMCQs
56
Biology Easy

What is the scientific study of heredity and genetic variation called?

  • AEcology
  • BBiochemistry
  • CGenetics
  • DCytology
Permalink
Correct Answer: Option C — Genetics
Explanation: Genetics is the branch of biology that studies heredity and genetic variation in organisms exploring how traits are passed from parents to offspring through genes.
Submitted by: PaperMCQs
57
Biology Medium

Which blood group is known as the universal recipient?

  • AO negative
  • BAB positive
  • CA positive
  • DB positive
Permalink
Correct Answer: Option B — AB positive
Explanation: AB positive blood group is the universal recipient because individuals with this blood type can receive blood from donors of any ABO and Rh blood group.
Submitted by: PaperMCQs
58
Biology Medium

Which blood group is known as the universal donor?

  • AAB positive
  • BA negative
  • CB negative
  • DO negative
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Correct Answer: Option D — O negative
Explanation: O negative blood is the universal donor type because it lacks A B and Rh antigens on red blood cells making it compatible for transfusion to recipients of any blood type.
Submitted by: PaperMCQs
59
Biology Easy

Which scientist is known as the Father of Genetics?

  • ACharles Darwin
  • BGregor Mendel
  • CLouis Pasteur
  • DAristotle
Permalink
Correct Answer: Option B — Gregor Mendel
Explanation: Gregor Mendel is known as the Father of Genetics for his pioneering experiments on pea plants in the 1860s that established the fundamental laws of heredity and trait inheritance.
Submitted by: PaperMCQs
60
Biology Easy

What is the process by which organisms break down glucose to release energy?

  • ADigestion
  • BPhotosynthesis
  • CCellular respiration
  • DTranspiration
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Correct Answer: Option C — Cellular respiration
Explanation: Cellular respiration is the process by which organisms break down glucose in the presence of oxygen to produce ATP carbon dioxide and water releasing energy for cellular activities.
Submitted by: PaperMCQs
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