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Biology

Biology
Goitre is due to the deficiency of

Calcium
Zinc
Selenium
Iodine

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Biology
Poison glands of snakes are homologous to

electric organs of fishes
stings of rays
sebaceous glands of mammals
salivary glands of vertebrates

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Biology
Endocrine glands are also known as

Macro gland
Ductless gland
Acidic gland
Micro gland

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Biology
Excretion is best described as the removal of

Undigested material from the digestive tract
Metabolic wastes from a cell
Toxic wastes by the process of cyclosis
Water molecules from dipeptide hydrolysis

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Biology
Where are chromatids found in a cell?

Metaphase
None of these
Prophase
Anaphase

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Biology
Stomata helps in

Exchange of gases
Exchange of proteins
Exchange of water
Exchange of lipids

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MORE MCQ ON Biology

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