1989 WAEC SSCE Biology Past Questions

1989

Excretion is carried out through the structure labelled

1989

Which of the following structures is responsible for osmoregulation?

1989

Which of the following is not likely to be found in the cell of a ripe tomato fruit?

1989

The cell membrane consists of

1989

Which of the following is not true of the nucleus of a living cell? It contains

1989

The part labelled I is the

1989

Which of the following is the correct route for the movement of materials through the kidney?

1989

Which of the following statements is not true of osmotic process?

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…

1989

Which of the following constitutes the main internal tissue of a leaf?

1989

The xylem is labelled

1989

The pilaferous layers is labelled

1989

In which of the following is cilia not associated with movement or transport ot materials?

1989

Blood in mammals transports oxygen because it contains the pigment called

1989

Which of the following is the function of the hormone in the lslets of Langerhans?

1989

The piece of bone represented in the diagram is found in the

1989

The upward movement of the sap in the xylem vessel is brought about by

1989

The loss of water vapour through the aerial parts of the plant to the atmosphere is called

1989

The part through which manufactured sugar is transported is labelled

1989

The aqueous humour is represented by the part labelled

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