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Biology

Biology
Amoeba belongs to the phylum

Porifera
Platyhelminthes
Annelida
Protozoa

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Biology
Which describes the correct pairing of DNA bases?

Guanine - cytosine
Guanine - thymine
Thymine - cytosine
Adenine - cytosine

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Biology
Which of the following is true about blood plasma?

It is about 90% water
It is the same as serum but without the clotting proteins
It is a faint yellow fluid
The main protein component is hemoglobin

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Biology
How many pair of chromosomes are found in a human cell

27
32
18
23

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Biology
Antigen is a substance which

Triggers the immune system
Destroys harmful bacteria
Is used as an antidote to poison
Lowers body temperature

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Biology
Potato blight is caused by

Ringworm
Meningitis
Smut
Penicillium

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MORE MCQ ON Biology

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