The crown of the mammalian tooth is covered with
The crown of the mammalian tooth is covered with A. cement B. dentine C. caries D. enamel Correct…
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In the living cells, insufficient oxygen may cause a breakdown of glucose into
In the living cells, insufficient oxygen may cause a breakdown of glucose into A. fatty acids B. lactic…
One of the accessory organs of the digestive system is the
One of the accessory organs of the digestive system is the A. Kidney B. Spleen C. liver D.…
The element common to protein carbohydrate and lipid is
The element common to protein carbohydrate and lipid is A. hydrogen B. sulphur C. nitrogen D. phosphorus Correct…
Which of the following is formed immediately after the first product of photosynthesis?
Which of the following is formed immediately after the first product of photosynthesis? A. Lipid B. Starch C.…
A wide pith with a ring of conducting tissue is characteristic of the root of
A wide pith with a ring of conducting tissue is characteristic of the root of A. sunflower B.…
The respiratory organ in the land snail is the
The respiratory organ in the land snail is the A. radula B. mantle C. tentacle D. foot Correct…
The gill rakers of fishes take part in
The gill rakers of fishes take part in A. feeding B. respiration C. swimming D. diffusion Correct Answer:…
In the earthworm, the cocoon is secreted by the
In the earthworm, the cocoon is secreted by the A. chaeta B. prostomium C. peristomium D. citellum Correct…
The function of maxillipeds in crayfish is to aid
The function of maxillipeds in crayfish is to aid A. walking B. swimming C. feeding D. respiration Correct…