Page 47 - Ranger SPM 2022 - Science

Science SPM SPM Model Paper
26. Figure 14 shows the energy A Mucor
conversion which occurs in a nuclear B Paramecium sp.
power station. C Spirogyra sp.
D Coronavirus
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Nuclear energy ➞ P ➞ Q ➞
Electrical energy 29. Ismail suffers from atherosclerosis.
Which of the following is the possible
Figure 14 side effect and risk for him?
A Causes diabetes
What are P and Q? B Affects vision and the nervous
system
P Q C Increases the risk of heart disease
and stroke
A Heat energy Kinetic energy D Causes malnutrition

B Solar energy Heat energy 30. Figure 15 shows the logo found on
food products that go through process
C Chemical R.
energy Kinetic energy

D Chemical
Kinetic energy
energy

27. Which of the following shows the
correct statement about normal flora?
A May spread disease to other living
things Figure 15
B Weakens antibodies in the body What is process R?
C Stimulates the growth of A Vacuum packaging
pathogenic colonies in the body B Canning
D Consists of bacteria that C Irradiation
synthesise vitamins
D Freezing
28. The statements below refer to a group 31. The carbon handprint is aimed at
of microorganisms.
increasing the positive impacts on
environmental sustainability. What
• Does not carry out respiration, is a way of improving your carbon
excretion and growth handprint?
• Does not respond to stimuli A Generating electricity from fossil
• Reproduces by infecting its host fuel sources
cells B Using electrical devices that have
a 2-star energy efficient label
C Using timber in house construction
Which microorganisms have the
above characteristics? D Optimising the use of fossil fuel
sources

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