JAMB UTME - Biology - 1980
Question 1 Report
The tips of some rice seedlings were cut off while some were left intact. Both were covered with a container which had not only one small hole to allow light through. After twenty-four hours it was observed that
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Question 2 Report
If the bark and phloem tissue of a woody shoot are peeled off by ringing, the whole plant will die eventually die because?
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Question 3 Report
Some of the features of an animal are scales, teeth, nares and backbone. The animal is likely to be a
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Question 5 Report
Which of the following hormones is produced during fright or when agitated?
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Question 10 Report
Biconcave lenses are used in the correction of an eye defect called?
Question 11 Report
Which one of the following parts of the mammalian body is most closely associated with the production of urine?
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Question 15 Report
A student trying to find out the order in which organisms appear on a cleared plot is studying one of the following
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Question 16 Report
The testa
Question 18 Report
A true fruit is formed from
Question 20 Report
Below are some group of diseases. Which group of diseases is caused by bacteria?
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Question 22 Report
In the figure above the structure which prevents friction between the bones is
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Question 25 Report
if three 30 cm lengths of glass tubes are tightly packed with clay, sand and loamy soils respectively and then stood in a beaker of water for one week, the level of water will be
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Question 26 Report
Which of the following food substances is digested in the stomach?
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Question 27 Report
The filament of spirogyra were put into equal volumes of sugar solutions X and Y. After 5 minutes, filaments from solution X had their cells contents rounded up while those from Y were unaffected. The experiment shows that
Question 28 Report
A fresh Kolanut weighing 1g was put into salt solution. After 3 hour, the kolanut weighed 1.2g. This simple experiment demonstration that
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Question 29 Report
Which one of the following animals is NEVER a secondary host of tapeworms?
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Question 30 Report
An organism X lives entirely on the waste products in another organism Y. In this association X is a
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Question 31 Report
In animals, cilia, flagella, pseudopodia and chaetae, can be used for
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Question 32 Report
The following are connected with the movement of a reflex action (1) Central nervous (2) Muscles (3) Skin (4) Sensory nerve (5) Motor nerve. Which of the following sequences indicates a correct path?
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Question 34 Report
Oxygen from the atmosphere reaches the mammalian blood stream through one of the path indicated below. Indicate the correct path, a = mouth, b = trachea, c = bronchiole, d = nostril, e = bronchus, f = alveoli
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Question 36 Report
The organ through which food and oxygen are supplied to the human embryo and which also prevents harmful materials from reaching the embryo is the
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Question 37 Report
In anaerobic respiration, glucose is converted to one of the following
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Question 38 Report
A mosquito which produces eggs which float, and whose larvae lie horizontal to the water surface, also rests at the angle on a vertical surface. This type of mosquito is
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Question 41 Report
The center which controls respiratory activities the mammalian brain is the
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Question 42 Report
For pollination and fruit formation, the essential part(s) of the flower should be the
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Question 43 Report
If a baby is a female, her mother's ovum must have been fertilized by a sperm carry the chromosome
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Question 44 Report
which part of the human brain is concerned with reflexes controlling the rate of heart beat and breathing?
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Question 45 Report
A few grams of dried soil were first heated until red hot and then further heated until no more smoke was released. This experiment was to determine
Question 46 Report
The conversion of excess amino acids into urea occurs in the
Question 47 Report
During excretion of urea there is also a corresponding re-absorption of water into the blood. This re-absorption takes place in the
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Question 49 Report
Leguminous plants, e.g Mucana, are usually planted in cultivated farmlands because they
