Question 1 of 20 2,099 total questions
Which of the following scientists did not contribute to the development of genetics?
A Wilhem Johannsen
B Felix Durjadin
C Thomas Morgan
D Gregor Mendel
Scientists who study genetics are known as
A genealogist
B geneticist
C mendalists
D genescientists
A cross between two parents produced four offspring's with blood groups AB, BB, BO and AO. what is the blood group of their parents?
A AA and BO
B BB and AO
C AB and BO
D AB and AO
A sick baby was successfully transfused with blood from the father who has blood group AB.
A blend of inherited and acquired characteristics shows
A variation
B inheritance
C evolution
D heredity
A noticeable physical appearance of individuals of the same species is called
A physical variation
B morphological variation
C physiological variation
D discontinuous variation
Which of the following actions supports conservation? To
A protect endangered species
B preserve trees for timber
C permit hunting activities
D provide income for the government
Which of the following natural resources cannot be conserved?
A soil
B water
C wildlife
D air
The rational and prudent use of natural resources is known as
A presrevation
B conservation
C utilization
D management
A pandemic is an outbreak of disease that
A is confined to a town
B is wide spread
C will not spread
D has limited spread
Overcrowding in a population does not result in
A death
B commensalism
C competition
D migration
Which of the following relationships does not involve two organisms?
A Commensalism
B Saprophitism
C Symbiosis
D Parasitism
Special modification which enable an organism to survive in its habitat is known as.
A adaptation
B tolerance
C mimicry
D colouration
Food webs are complex because
A the number of producers are large
B many animals feed directly on producers
C they include primary, secondary and tertiary consumers
D some animals form part of several food chains
The direction wind is determined by
A an anemometer
B a Secchi disc
C a wind vane
D a barometer
In ecology, a community refers to
A a number of individuals of a given species
B groups of different organisms living in a habitat
C existing species in an abandoned farmland
D the dominant species in a habitat
Which of the following structures is not an organ of the disgestive system?
A Oesophagus
B Pancreas
C Stomach
D Kidney
The function of the villi in the alimentary canal is to
A secrete gastric juice
B Curdle milk
C emulsify fat
D increase the surface area for absorption
The function of the villi in the alimentary canal is to
A secrete gastric juice
B Curdle milk
C emulsify fat
D increase the surface area for absorption
The function of the villi in the alimentary canal is to
A secrete gastric juice
B Curdle milk
C emulsify fat
D increase the surface area for absorption
Next
Question Navigator
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
