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The scarcity of food causes a sudden decrease in population size by
A state in Nigeria that is most susceptible to desert encroachment is
One of the adaptation of reptile to water loss is the presence of
The progressive loss of energy at each level in a food chain leads to
The association between termites and the cellulose - digesting protozoans in their guts is an example of
| Ecological Zone | Temperature (oC) | Rainfall (mm) |
| I | 45 | 300 |
| II | 32 | 2000 |
| III | 30 | 2200 |
| IV | 15 | 800 |
From the table above which of the zones is likely to be desert?
|
Ecological Zone |
Temperature (ºC) |
Rainfall (mm) |
|
I |
45 | 300 |
| II | 32 | 2000 |
| III | 30 | 2200 |
| IV | 15 | 800 |
From the table above high relative humidity will be expected in zones
A caterpillar and an aphid living in different parts of the same plant can be said to
The two keys cation involved in the action potential of nervous transmissions are
If a nursing mother is not producing enough milk, her hormonal system is probably deficient in
Nervous control differs from hormonal control in that the former
Epigeal germination of a seed is characterized by
The eggs of birds contains relatively larger quantities of yolk than those of amphibians and reptiles because
The type of reproduction that is common to both Hydra and yeast
The function of the part labelled III is to
The sweat gland is the structure labelled
The opening of the stoma is controlled by the
The anaerobic fermentation of a glucose molecule yields
The surface of an alveolus in a mammal is well supplied with tiny blood vessels known as
Which of the following results is to be expected if the set up is left for several hours?