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Biology

Biology
In a healthy person rate of heart beat on one minute is

58 times
72 times
90 times
67 times

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Biology
Prokaryotic cell differs from eukaryotic cell in lacking

DNA
RNA
Cell organelles
Nuclear membrane

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Biology
During the metaphase and anaphse stages of cell division,each chromosome comprises of two unseparated replicas known as the

Tetrads
Chromatids
Plastids
Chiasmata

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Biology
In Carbohydrates the ratio of hydrogen to oxygen is

0.04375
0.084027777777778
0.086111111111111
None of these

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Biology
In each pollen sacs a large number of pollens or microspores are produced by

Meiosis
Regeneration
Fragmentation
Mitosis

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Biology
Vitamin K is required for

Respiration
Calcium phosphorus
Carbohydrate metabolism
Blood clotting

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MORE MCQ ON Biology

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