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Biology UTME / JAMB 2000 Basic Ecological Concepts, Ecosystems & Biomes
The factors that determine the distribution of vegetation zones are
A
temperature, light, rain and humidity
B
light, humidity, air and mist
C
temperature, light, air and humidity
D
humidity, snow, frost and dew
medium Difficulty
Biology UTME / JAMB 2000 Variation & Genetics (Heredity)
A cross between an albino female and a genetically normal male will result in offspring that are
A
all albino
B
all phenotypically normal
C
all genetically normal
D
half albino and half normal
medium Difficulty
Biology UTME / JAMB 2000 Basic Ecological Concepts, Ecosystems & Biomes
The pollutants that contribute to the depletion of the ozone layer in the atmosphere are
A
radioactive materials
B
oxides of sulphur
C
oxides of carbon
D
chlorofluorocarbons
medium Difficulty
Biology UTME / JAMB 2000 Variety of Organisms & Classification of Living Things
The surest way to combine the best qualities of both parents in the offspring is by
A
cross-breeding
B
inbreeding
C
selective breeding
D
pure breeding
medium Difficulty
Biology UTME / JAMB 2000 Variation & Genetics (Heredity)
Blood grouping in human beings is derived from combinations of
A
two different alleles
B
four different alleles
C
three different alleles
D
two different genes
medium Difficulty
Biology UTME / JAMB 2000 Supporting Tissues & Skeletal System
The older fossil-bearing rocks, in contrast to the more recent ones, are more likely to contain?
A
animal rather than plant remains
B
invertebrates rather than birds
C
flowering plants rather than mosses
D
reptiles rather than fishes
medium Difficulty
Biology UTME / JAMB 2000 Variety of Organisms & Classification of Living Things
In a group of male Agama lizards, the one with the brightest head colour is the
A
dominant
B
youngest
C
oldest
D
largest
medium Difficulty
Biology UTME / JAMB 2000 Variation & Genetics (Heredity)
Example of water-borne and sex linked diseases are?
A
taeniasis and malaria
B
cholera and gonorrhoea
C
typhoid and syphilis
D
dracunculiasis and haemophilia
medium Difficulty
Biology UTME / JAMB 2000 Adaptation & Evolution
The mutation theory of organic evolution was propounded by
A
Gregor Mendel
B
Hugo de Vries
C
Jean Lamarck
D
Charles Darwin
medium Difficulty
Biology UTME / JAMB 2000 Population Ecology, Habitats & Conservation
A certain savanna grasshopper changes colour from green during the rainy season to brown during the dry season and black after dry season bush fires. The reason for these colour changes is that the
A
grasshopper is getting older
B
environmental temperature is changing
C
grasshopper is avoiding predation
D
grasshopper is frequently moulting
medium Difficulty
Biology UTME / JAMB 2000 Variety of Organisms & Classification of Living Things
Complex social behaviour and organization are found mostly in
A
insects
B
birds
C
reptiles
D
mammals
medium Difficulty
Biology UTME / JAMB 2000 Population Ecology, Habitats & Conservation
Which of the following structural features are adapted for uses other than water conservation?
A
Succulent stems
B
Scales in animals
C
Spines in plants
D
Feathers in birds
medium Difficulty
Biology UTME / JAMB 2000 Population Ecology, Habitats & Conservation
Which of the following structural features are adapted for uses other than water conservation?
A
Succulent stems
B
Scales in animals
C
Spines in plants
D
Feathers in birds
medium Difficulty
Mathematics UTME / JAMB 1999 Sets, Logic & Venn Diagrams
A group of market women sell at least one of yam, plantain and maize. 12 of them sell maize, 10 sell yam and 14 sell plantain. 5 sell plantain and maize, 4 sell yam and maize, 2 sell yam and plantain only while 3 sell all the three items. How many women are in the group?
A
25
B
19
C
18
D
17
medium Difficulty
Mathematics UTME / JAMB 1999 Indices, Logarithms & Surds
If log\(_810\) = X, evaluate log\(_85\) in terms of X.
A
\(\frac{1}{2}\)X
B
X-\(\frac{1}{4}\)
C
X-\(\frac{1}{3}\)
D
X-\(\frac{1}{2}\)
medium Difficulty
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