Palm & Cedar March 2026 Science
Palm & Cedar March 2026 Science - Section A Instructions
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Question 1
The process by which living things such as plants take up nitrogen in the soil in the form of nitrates is termed as
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Question 2
The inorganic mineral particles of the soil are derived from
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Question 3
The gas responsible for global warming is
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Question 4
One reason for brushing the teeth regularly is to
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Question 5
An element A has two electrons in the outermost shell. Another element B has six electrons in its outer shell. The most likely compound which can be formed when they combine is
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Question 6
Which of the following structures controls the passage of dissolved substances in and out of living cells?
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Question 7
A machine has a velocity ratio of 9 and needs an effort of 10 N to move a load of 50 N. Calculate the efficiency of the machine
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Question 8
During exhalation, air is forced out of the lungs because
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Question 9
The best period to harvest fodder for preparing hay or silage is
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Question 10
Which of the following chemical formulae correctly represents Aluminium sulphate?
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Question 11
If a fertilizer contains an ammonium compound, which element is present in the fertilizer?
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Question 12
Which of the following is a natural parent rock?
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Question 13
Which of the following diseases is caused by virus?
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Question 14
In household wiring, appliances are connected in parallel for each of them to get the same
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Question 15
The bronchi in the lungs divide into smaller branches which end up in tiny sacs called
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Question 16
The AIDS virus destroys the body tissues rapidly because
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Question 17
Acidity of the soil may be reduced by
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Question 18
Living cells of both plants and animals contain
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Question 19
When a force is applied to a body, it can result in a change in all the following except
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Question 20
Which of the following specialized cells lack nucleus?
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Question 21
Photosynthesis does not take place in the dark because
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Question 22
All the following are colloids except
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Question 23
The ability of the human body to resist infection by producing antibodies is termed
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Question 24
An atom with a mass number of 23 has 11 protons. How many charged particles are in the atom?
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Question 25
According to World Health Organization, the definition of health includes
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Question 26
A river contaminated by alkali waste will have a pH of about
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Question 27
When the particles making up a substance are closely packed, fixed in position and regularly arranged, the substance is likely to be in the
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Question 28
The non-metal among the following elements is
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Question 29
Which of the following statements is correct?
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Question 30
A symptom of calcium deficiency is
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Question 31
Which of the following pairs of crops belong to the same group?
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Question 32
The site for digestion of all food substances in the human digestive system is the
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Question 33
Parts of plants used for vegetative propagation include I. bulbs II. leaves III. rhizomes
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Question 34
Which of the following statements below about the magnetic properties of iron and steel is correct?
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Question 35
The partitioning of the heart by the septum ensures that
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Question 36
Which of the following are micro-nutrients?
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Question 37
Biogas is obtained from the
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Question 38
Which of the following machines is different from the rest?
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Question 39
Which of the following structures in a plant is concerned with the manufacture of organic food?
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Question 40
An animal with well-developed and pointed canines and strong cheek teeth is likely to feed on
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