Which of the following substance is not found in urine?
Which of the following substance is not found in urine? A. Water B. Sodium chloride C. Nitrogenous compounds…
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The kidneys of all vertebrates act as osmoregulators. This means that they
The kidneys of all vertebrates act as osmoregulators. This means that they A. keep the composition of the…
Which of the following elements are necessary for the formation of chlorophyll in a plant?
Which of the following elements are necessary for the formation of chlorophyll in a plant? A. magnesium and…
Which of the following statements is NOT true of mammalian erythrocytes?
Which of the following statements is NOT true of mammalian erythrocytes? A. They have haemoglobin B. they appear…
In woody plants, grass and water vapour are transported across the stems by the
In woody plants, grass and water vapour are transported across the stems by the A. xylem fibres B.…
Herbs differ from shrubs because they
Herbs differ from shrubs because they A. do not produce fruit B. are useful to herbalist C. do…
Which of the following is not associated with excretion in mammals
Which of the following is not associated with excretion in mammals A. Glomerulus B. Urea C. Faeces D.…
If an organic compound has its hydrogen: oxygen ratio as 2:1, it is likely to…
If an organic compound has its hydrogen: oxygen ratio as 2:1, it is likely to be A. a…
Root hairs are developed from the
Root hairs are developed from the A. root apex B. epidermis of root C. vascular bundles D. endodermis…
Which of the following structure is NOT found in the female agama lizard?
Which of the following structure is NOT found in the female agama lizard? A. Pre-anal pads B. Eardrum…