STUDIES
Which river is the largest in Ghana and forms the basis of the hydroelectric power at Akosombo?
River Volta
Let U={1,2,3,4,5,6,7,8}
A={2,4,6,8}
Find A'(complement of A).
A′={1,3,5,7}
What gas do plants absorb during photosynthesis?
Carbon dioxide.
What is the difference between an operating system and application software?
Operating system manages hardware and system resources.
Application software performs specific user tasks.
Which Ghanaian international airport is named after Ghana’s first President?
Kotoka International Airport.
In what year did Ghana become a republic?
1960
Simplify:
3x+5y−2x+7−3y
x+2y+7
What is the SI unit of force?
Newton.
What is the main function of RAM in a computer?
Temporary storage of data currently in use.
Which Ghanaian region was created in 2019 and has Damongo as its capital?
Savannah Region.
Ghana practices decentralization. What is the name of the local government head appointed by the President in each district?
District Chief Executive (DCE).
Factorize completely:
x2−5x+6
(x−2)(x−3)
Which organelle is known as the “powerhouse” of the cell?
Mitochondrion.
What is the difference between LAN, MAN, and WAN?
LAN – Local Area Network (small area)
MAN – Metropolitan Area Network (city-wide)
WAN – Wide Area Network (large geographic area)
Which Ghanaian won the UN Secretary-General position in 1997?
Kofi Annan
What major political event occurred on 24th February 1966 in Ghana?
The overthrow of Kwame Nkrumah in a military coup.
A car travels 240 km in 3 hours. What is its average speed?
80km/h
State Newton’s First Law of Motion.
An object remains at rest or in uniform motion unless acted upon by an external force.
Explain why sharing unverified news on social media violates responsible internet use.
It spreads misinformation, can cause panic, damage reputations, and mislead the public.
What is the name of Ghana’s currency, and in what year was the “new cedi” introduced after redenomination?
Ghana Cedi; 2007.
Explain the difference between a unitary state and a federal state, and identify which one Ghana is.
A unitary state concentrates power in a central government (like Ghana).
A federal state shares power between central and regional governments.
In a class of 40 students:
25 study Mathematics
18 study Science
10 study both
How many study neither Mathematics nor Science?
Using formula:
n(M∪S)=n(M)+n(S)−n(M∩S)
25+18−10=33
Students who study neither:
40−33=7 Students
What type of bond involves the sharing of electrons between atoms?
Covalent bond.
A public Wi-Fi network does not require a password. Explain two risks of using it to log into your bank account.
Data can be intercepted by hackers (man-in-the-middle attack).
Personal information can be stolen due to weak network security.
Ghana operates under which type of democratic system?
Constitutional democracy (Presidential system).