In which form is the malarial parasite injected into humans?
Correct answer A. Sporozoites
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Biology MCQs
Page 15 of Biology multiple-choice questions with answers. Tap an option to check yourself.
Page 15 of 75
What colour do Gram-positive bacteria show after staining with crystal violet?
Correct answer D. Purple
What term is used for naked viruses that lack an envelope?
Correct answer C. Virions
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What causes influenza in humans?
Correct answer A. Virus
What are the locomotory structures that Amoeba uses to move through water?
Correct answer D. Pseudopodia
The liver fluke lives as a parasite in the liver of which animals?
Correct answer D. All of these
In all coelenterates, what does the endoderm give rise to?
Correct answer D. Digestive system
What other name is given to the higher vascular plants?
Correct answer B. Seed plants
In which group are plants placed that produce embryos but lack vascular tissue and seeds?
Correct answer A. Bryophytes
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Which bone is known as the beauty bone in women?
Correct answer C. Clavicle
What causes the myosin heads to detach from actin as rigor mortis passes?
Correct answer A. Autolysis in body
What is the release of an ovum from the ovary called?
Correct answer B. Ovulation
What protects the foetus from mechanical damage?
Correct answer A. Amniotic fluid
What is the main energy source for sperm in semen?
Correct answer C. Fructose
Who discovered the molecular cause of sickle cell anaemia?
Correct answer C. Vernon Ingram
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Where does an earthworm live?
Correct answer A. Moist soil
What is the abdominal pouch of a kangaroo called?
Correct answer A. Marsupial
What is the use of the products of digestion by body cells called?
Correct answer C. Assimilation
In which animals are parabronchi found?
Correct answer D. Birds
Which respiratory disease is most common in smokers?
Correct answer A. Emphysema