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Biology UTME / JAMB 1980 Nervous, Hormonal Coordination & Sense Organs
Biconcave lenses are used in the correction of an eye defect called?
A
myopia
B
colour blindnes
C
old age
D
hypermetropia
E
weakening of ciliary muscles
medium Difficulty
Biology UTME / JAMB 1980 Nervous, Hormonal Coordination & Sense Organs
The center which controls respiratory activities the mammalian brain is the
A
cerebrum
B
olfactory lobe
C
pituitary organ
D
cerebellum
E
medulla
medium Difficulty
Biology UTME / JAMB 1980 Basic Ecological Concepts, Ecosystems & Biomes
A student trying to find out the order in which organisms appear on a cleared plot is studying one of the following
A
Ecosystem
B
Food chain
C
Food web
D
Succession
E
Community
medium Difficulty
Biology UTME / JAMB 1980 Nutrition in Plants & Animals (Photosynthesis & Food Substances)
An organism X lives entirely on the waste products in another organism Y. In this association X is a
A
symbiont
B
commensal
C
saprophyte
D
parasite
E
epiphyte
medium Difficulty
Biology UTME / JAMB 1980 Variety of Organisms & Classification of Living Things
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
A
the cut tips was bent away from the light
B
the cut tips bent towards source of light
C
the intact tips bent away from the light
D
the intact tips bent towards the light
E
both tips bent away from light
medium Difficulty
Biology UTME / JAMB 1980 Basic Ecological Concepts, Ecosystems & Biomes
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
A
lowest in the tube with clay
B
the same in all tubes
C
lowest in the tube with loamy soil
D
highest in the tube with sandy soil
E
lowest in the tube with sandy soil
medium Difficulty
Biology UTME / JAMB 1980 Variation & Genetics (Heredity)
If a baby is a female, her mother's ovum must have been fertilized by a sperm carry the chromosome
A
X
B
XY
C
XX
D
YY
E
Y
medium Difficulty
Biology UTME / JAMB 1980 Variety of Organisms & Classification of Living Things
Leguminous plants, e.g Mucana, are usually planted in cultivated farmlands because they
A
enrich the soil with phoshates
B
provide animals with food
C
enrich the soil with organic nitrogen
D
protect the soil from being over-heated
E
protect the micro organisms in the soil
medium Difficulty
Biology UTME / JAMB 1980 Variety of Organisms & Classification of Living Things
During thunderstorms the energy of lightning discharge causes
A
oxygen and nitrogen to combine
B
more carbon dioxide to be formed
C
nitrites to be converted to nitrates
D
nitrates to be converted to nitrogen
E
death
medium Difficulty
Biology UTME / JAMB 1980 Basic Ecological Concepts, Ecosystems & Biomes
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
A
amount of water in soil
B
percentage of water in soil
C
presence of humus in soil
D
resistance of laterities to heat
E
release of smoke from the soil
medium Difficulty
Biology UTME / JAMB 1980 Respiration & Gaseous Exchange
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
A
a → b → e → f → d
B
b → d → f → e → c
C
d → b → e → c → f
D
b → a → f → e → c
E
f → e → c → d → c
medium Difficulty
Biology UTME / JAMB 1980 Growth, Micro-organisms & Public Health
Below are some group of diseases. Which group of diseases is caused by bacteria?
A
Tuberculosis, smallpox
B
Gonorrhoea, measles
C
Tuberculosis, polio
D
Sleeping sickness, measles
E
Syphilis, gonorrhoea
medium Difficulty
Biology UTME / JAMB 1980 Growth, Micro-organisms & Public Health
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
A
Aedes
B
Anopheles
C
Culex
D
Tiger mosquito
E
none of the above
medium Difficulty
Biology UTME / JAMB 1980 Transport System in Plants & Animals
The amount of water loss from a leaf can be detected using
A
lime-water
B
red litmus paper
C
blue litmus paper
D
blue cobalt chloride paper
E
pink cobalt chloride paper
medium Difficulty
Biology UTME / JAMB 1980 Variety of Organisms & Classification of Living Things
In animals, cilia, flagella, pseudopodia and chaetae, can be used for
A
reproduction
B
fighting
C
attachment to plants
D
locomotion
E
locating sensation
medium Difficulty
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