JAMB UTME - Biology - 1980
Question 2 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 4 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 5 Report
The testa
Question 6 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 10 Report
In animals, cilia, flagella, pseudopodia and chaetae, can be used for
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Question 11 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 12 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 13 Report
The conversion of excess amino acids into urea occurs in the
Question 15 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 16 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 18 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 19 Report
Which of the following hormones is produced during fright or when agitated?
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Question 20 Report
Leguminous plants, e.g Mucana, are usually planted in cultivated farmlands because they
Question 21 Report
Which of the following food substances is digested in the stomach?
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Question 23 Report
In anaerobic respiration, glucose is converted to one of the following
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Question 26 Report
which part of the human brain is concerned with reflexes controlling the rate of heart beat and breathing?
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Question 27 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 28 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 30 Report
For pollination and fruit formation, the essential part(s) of the flower should be the
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Question 31 Report
Which one of the following animals is NEVER a secondary host of tapeworms?
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Question 36 Report
In the figure above the structure which prevents friction between the bones is
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Question 37 Report
Below are some group of diseases. Which group of diseases is caused by bacteria?
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Question 38 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 39 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 41 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 42 Report
The center which controls respiratory activities the mammalian brain is the
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Question 44 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 45 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 46 Report
Biconcave lenses are used in the correction of an eye defect called?
Question 47 Report
A true fruit is formed from
Question 48 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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