Biology 2008 WAEC Past Questions

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In the binomial system of naming organisms, the second name is called the

Which of the following features does not necessarily place paramecium as a higher level of organisation over Amoeba?

The living materials of the cell consist of

A pupil accidentally "watered" a potted plant with concentrated salt solution after sometime the plant began to wilt.

The wilting of the plant is due to the fact that

A. the root hair die off and can no longer absorb water
B. the salt solution causes faster rate of transpiration leading to the death of the plant cell
C. the salt solution has caused water lost from the plant cell leading to loss of turgor
D. the plant tissue has been poisoned by the salt which is absorbed by the plant

A pupil accidentally "watered" a potted plant with a concentrated salt solution. After sometime the plant began to wilt.

Which of the following activities would revive the plant?

A. Covering the plant with dark paper to prevent further water loss from its surfaces
B. Leaving the plant to adapt to the condition
C. Exposing the plant to higher concentration of oxygen
D. Adding more water to the soil