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LATEST CIDESCO EXAM PREP QUESTIONS WITH VERIFIED SOLUTIONS
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LATEST CIDESCO EXAM PREP QUESTIONS WITH VERIFIED SOLUTIONS LATEST CIDESCO EXAM PREP QUESTIONS WITH VERIFIED SOLUTIONS
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LATEST CIDESCO EXAM PREP 2024-2025QUESTIONS WITH VERIFIED SOLUTIONS
I Biological and non-biological substances both need oxygen for their existence. II The
human body consists only of biological substances. - CORRECT ANSWER I is correct
and II is incorrect
Characteristics of life include: - CORRECT ANSWER growth and metabolism
Examples of synthetic substances are: - CORRECT ANSWER plastics and silicones
Examples of organic biological substances are: - CORRECT ANSWER carbohydrates
and fats
Examples of mineral substances are: - CORRECT ANSWER paraffins and petroleum
Matter is everything that: - CORRECT ANSWER occupies space and has weight
The three forms of matter are solids, liquids and: - CORRECT ANSWER gases
What property does all matter have? - CORRECT ANSWER All matter has weight
Condensation is the change of matter from: - CORRECT ANSWER a gas to a liquid
Vapourisation is the change of matter from: - CORRECT ANSWER liquid to a gas
,LATEST CIDESCO EXAM PREP 2024-2025
QUESTIONS WITH VERIFIED SOLUTIONS
Melting is the change of matter from: - CORRECT ANSWER a solid to a liquid
Sublimation is the change of matter from: - CORRECT ANSWER a solid to a gas
Condensation is: - CORRECT ANSWER the change of a vapour to a liquid
The alteration of the properties of matter without the formation of any new substance is
called a/an: - CORRECT ANSWER physical change
The immediate change of a solid into a vapour is called: - CORRECT ANSWER
sublimation
An example of a single-celled cellular organism is: - CORRECT ANSWER a bacterium
I. A micro-organism is the smallest part of the human body. II All micro-organisms need
nutrients for their existence. - CORRECT ANSWER I is incorrect and II is correct
Examples of bacteria are: - CORRECT ANSWER bacilli and cocci
I. Every living organism needs some non-biological substances for it's existence. II. All
non-biological substances are found as minerals in the earth. - CORRECT ANSWER I
is correct and II is incorrect
,LATEST CIDESCO EXAM PREP 2024-2025
QUESTIONS WITH VERIFIED SOLUTIONS
Science deals mainly with: - CORRECT ANSWER physics and chemistry
The study of the structure of the body is called: - CORRECT ANSWER anatomy
The study of the functions of living organisms is: - CORRECT ANSWER physiology
I Anatomy is a very important science in the field of biology. II Anatomy is the science
which deals with the functions of the human body. - CORRECT ANSWER I is correct
and II is incorrect
I Physiology is a very important science in the field of biology. II Physiology is the
science which deals with the functions of the body. - CORRECT ANSWER I and II are
both correct
Which one of the following belongs to the science of chemistry? - CORRECT ANSWER
The alteration of the structure of molecules
I Chemical reactions only take place outside and not inside a living organism. II The
structure of molecules change during chemical reactions. - CORRECT ANSWER I is
incorrect and II is correct
The field of physics includes: - CORRECT ANSWER heat and electricity
, LATEST CIDESCO EXAM PREP 2024-2025
QUESTIONS WITH VERIFIED SOLUTIONS
Which one of the following belongs to the field of physics? - CORRECT ANSWER
Sound, electricity and heat
The field of physics includes: - CORRECT ANSWER the science of electricity
An anion is: - CORRECT ANSWER A negatively charged atom
An anion is: - CORRECT ANSWER a negatively charged chloride atom (CI-)
A cation is: - CORRECT ANSWER A positively charged sodium atom (Na+)
An electrolyte is: - CORRECT ANSWER A substance which, dissolved in water, splits
into ions
Examples of electrolytes are: - CORRECT ANSWER acids and salts
An example of an electrolyte is: - CORRECT ANSWER salt-solution
An acid is an electrolyte because: - CORRECT ANSWER it can conduct an electric
current
An example of an inorganic acid is: - CORRECT ANSWER sulphuric acid
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