In what way are all the cells of an organism similar?
Correct answer C. Fundamental organisation
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Biology MCQs
Page 8 of Biology multiple-choice questions with answers. Tap an option to check yourself.
Page 8 of 75
What is the shape of mitochondrial DNA?
Correct answer B. Circular
Which organelles contain their own DNA?
Correct answer D. All of these
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What is a slowing of the heart rate called?
Correct answer A. Bradycardia
What is the term for an increased heart rate?
Correct answer B. Tachycardia
Muscle fatigue is caused by the build-up of which acid?
Correct answer A. Lactic acid
How does serum differ from blood plasma?
Correct answer B. Lacking clotting factors
Which of these animals has two completely separate circulatory pathways?
Correct answer A. Whale
From which organ does the hepatic portal vein carry blood to the liver?
Correct answer D. Intestine
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Which enzyme removes nucleotides from the ends of DNA or RNA?
Correct answer B. Exonuclease
How many types of genome mapping are there?
Correct answer B. 2
In which of these is the protein keratin found?
Correct answer B. Nails
Who is known as the father of biology?
Correct answer C. Aristotle
Which of the following statements is incorrect?
Correct answer D. None of these
What does the prefix “bio” mean?
Correct answer A. Life
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Of which body system is the gall bladder a part?
Correct answer C. Digestive
How many milk (primary) teeth does a human have?
Correct answer B. 20
Above what level does sound start to become harmful noise pollution?
Correct answer B. 80 dB
Kranz anatomy is a typical feature of which plants?
Correct answer A. C4 plants
What regulates smooth muscle, cardiac muscle and glands?
Correct answer A. Autonomic nervous system