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Biology

Biology
Cells which takes part in secondary growth are named as

Medullary ray
Phloem
Xylem
Cambium

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Biology
A viral species is a group of viruses that

Same ecological niche
None of these
Same genetic information
Both A & B

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Biology
What kingdom does Amoeba belong to

Monera
Plantae
Protista
Prokaryotae

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Biology
The interferons are

Antibiotic proteins
All of these
Antiviral proteins
Antigen proteins

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Biology
Which of the following is true about blood plasma?

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

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Biology
Which of the following vitamin helps in clotting of blood?

Vitamin D
Vitamin B2
Vitamin K
Vitamin B1

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MORE MCQ ON Biology

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