Question 1
A body has a mass of 70 kg. What is the force due to the earth acting on it? [g = 10 m s^-2]
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Question 2
The main practice which is carried out in the nursery just before seedlings are transplanted is
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Question 3
The diagram below is an electrical circuit showing two resistors connected in parallel. Determine the effective resistance of the combination.
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Question 4
The following statements are examples of application of biotechnology in Agriculture except
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Question 5
The movement of water into root hairs is by
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Question 6
An example of soil micronutrient is
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Question 7
Which of the following systems in the human body is directly affected when carbon monoxide is inhaled?
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Question 8
The part of the human brain that controls body temperature is
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Question 9
How many moles of HCl is contained in 14.6 g of HCl? [H = 1, Cl = 35.5]
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Question 10
In which of the following blood vessels is the pressure highest?
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Question 11
The functional group for alkanol is
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Question 12
Which of the following statements about magnetic fields are correct? A magnetic field I. has magnetic lines of force. II. is a force field. III. has direction.
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Question 13
Substances excreted by the skin of humans include
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Question 14
The type of livestock raised in any area depends mainly on the
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Question 15
The IUPAC name for Na2SO4 is
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Question 16
Which of the following vegetables provide the largest amount of roughage in the diet of humans?
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Question 17
The immunization of children is important because it
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Question 18
What is the kinetic energy of a body of mass 20 kg moving with a velocity of 4 m s^-1?
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Question 19
The gas produced when a dilute hydrochloric acid reacts with calcium carbonate is
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Question 20
Which of the following statements about the image formed in a pinhole camera are correct? The image is I. inverted. II. upright. III. real.
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Question 21
Which of the following traits in humans is an example of continuous variation?
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Question 22
Which of the following chemical equations is balanced?
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Question 23
The instruments used to measure the mass of a body include I. top pan balance. II. spring balance. III. electronic balance.
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Question 24
Which of the following animals is a non-ruminant herbivore?
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Question 25
The energy needed for natural cycles to operate is obtained from
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Question 26
Ectoparasites of farm animals are effectively controlled by
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Question 27
A device which converts chemical energy to electrical energy is
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Question 28
A flowering plant with poorly developed roots, yellow buds and yellowing new leaves is likely to be deficient in
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Question 29
Water is not suitable as a thermometric liquid because it I. is opaque. II. wets glass. III. expands abnormally.
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Question 30
Conversion of nitrites to nitrates in the nitrogen cycle is caused by
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Question 31
In the control of malaria, the main aim of spraying stagnant water bodies is to
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Question 32
Aluminium does not corrode easily because it
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Question 33
In which part of the leaf is the amount of glucose produced during photosynthesis the least?
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Question 34
Which of the following physical properties of water are correct? I. It is tasteless. II. It has a pH of 7. III. It is colourless.
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Question 35
During rusting, iron reacts with oxygen to form
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Question 36
Members of the same species living at the same place at the same time make a/an
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Question 37
The westerlies are winds that blow
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Question 38
The P–N junction diode has
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Question 39
The correct sequence of the arrangement of vertebrae in a mammal is
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Question 40
Which of the following structures is present in animal cells only?
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Question 41
Loss of appetite and poor growth in humans are due to the deficiency of
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Question 42
Nucleons refer to the sum of
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Question 43
Which of the following statements are correct? I. Green house effect can be reduced by afforestation. II. One effect of ozone layer depletion is global warming. III. Green house effect is reduced by bush burning.
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Question 44
The nuclide 226/88 Ra undergoes alpha decay. The mass number and atomic number of the daughter nuclide are respectively
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Question 45
Ash from cocoa pod tastes bitter because it contains
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Question 46
A musical note is sound with a definite
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Question 47
Hydrological cycle is the system by which water continuously circulates through the
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Question 48
The structure associated with the absorption of fatty acids and glycerol in the small intestines is the
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Question 49
It is most difficult to detect carbon (II) oxide gas than most poisonous gases because it
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Question 50
Metamorphic rocks are formed through
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