What is the movement of substances into or out of a cell against a concentration gradient called?
Correct answer B. Active Transport
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Biology MCQs
Page 10 of Biology multiple-choice questions with answers. Tap an option to check yourself.
Page 10 of 75
Which cells secrete hydrochloric acid in the stomach?
Correct answer A. Oxyntic
Which disease in children is caused by protein deficiency?
Correct answer B. Marasmus
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Which of these gases combines most readily with haemoglobin in the blood?
Correct answer B. Carbon monoxide
Like enzymes, how many times can a coenzyme be used?
Correct answer B. Again and again
What does CT stand for in CT scan?
Correct answer A. Computed Tomography Scan
In which animal is haemoglobin dissolved in the blood?
Correct answer B. Earthworm
In which group of animals is the coelom divided by septa?
Correct answer B. Annelids
A lack of vitamin C leads to which disease?
Correct answer C. Scurvy
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Which proteins play a role in heredity?
Correct answer A. Nucleoproteins
Which of the following is NOT an example of a microbial symbiosis?
Correct answer A. Bacteria passing through the placenta
Cardiorespiratory capacity is related to which aspect of fitness?
Correct answer B. Normal physical endurance
What is the method of growing new plants from cells rather than seeds called?
Correct answer C. Tissue culture
Which organelle produces oxygen?
Correct answer B. Chloroplast
Which blood cells are called the ‘soldiers’ of the body?
Correct answer A. White blood cells
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How many carpals are there in our feet?
Correct answer B. 0
What carries genetic information in a cell?
Correct answer C. Chromosomes
What was the first animal cloned from an adult cell?
Correct answer B. Sheep
What are insects that spread diseases called?
Correct answer C. Vectors
What is the time called between a microorganism entering the body and the onset of disease?
Correct answer D. Incubation period