Excretion is carried out through the structure labelled
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1989
Which of the following structures is responsible for osmoregulation?
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1989
Which of the following is not likely to be found in the cell of a ripe tomato fruit?
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1989
The cell membrane consists of
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1989
Which of the following is not true of the nucleus of a living cell? It contains
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1989
The part labelled I is the
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1989
Which of the following is the correct route for the movement of materials through the kidney?
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1989
Which of the following statements is not true of osmotic process?
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1989
Four cells with osmotic potential equivalent to that of 3% salt solution were immersed respectively in solutionsOf different concentrations labeled as follows: I = 4% salt solution; II = 6% salt solution III = 1% salt so…
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1989
Which of the following constitutes the main internal tissue of a leaf?
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1989
The xylem is labelled
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1989
The pilaferous layers is labelled
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1989
In which of the following is cilia not associated with movement or transport ot materials?
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1989
Blood in mammals transports oxygen because it contains the pigment called
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1989
Which of the following is the function of the hormone in the lslets of Langerhans?
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1989
The piece of bone represented in the diagram is found in the
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1989
The upward movement of the sap in the xylem vessel is brought about by
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1989
The loss of water vapour through the aerial parts of the plant to the atmosphere is called
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1989
The part through which manufactured sugar is transported is labelled
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1989
The aqueous humour is represented by the part labelled