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Chemistry
UTME / JAMB 2022
Organic Chemistry
Solution
An organic compound which decolorizes bromine water is likely to be?
A
C\(_3\)H\(_8\)
B
C\(_2\)H\(_6\)
C
C\(_4\)H\(_10\)
D
C\(_2\)H\(_4\)
medium Difficulty
Verified Correct Answer: Option D
Chemical Principles & Mechanism
If you shake an alkene with bromine water (or bubble a gaseous alkene through bromine water), the solution becomes colourless.
Alkenes decolourise bromine water.
Source: WAEC / JAMB / NECO Classroom Archive (Record #64957)
Physics
UTME / JAMB 2022
Heat Energy & Temperature
Solution
The secondary pigments consist of?
A
blue, green, and violet
B
yellow, green, and magenta
C
magenta, yellow, and cyan
D
red, green, and blue
medium Difficulty
Verified Correct Answer: Option C
Physical Principles & Numerical Solution
The primary colors of pigment are red, blue, and green.
Mixing these primary colors of pigment gives us the three secondary colors:
red+blue=magenta, red+ green = yellow, and blue + green = cyan
Source: Myschool Past Questions Archive (Record #64927)
Physics
UTME / JAMB 2022
Waves and Optics
Solution
A person standing waist-deep in a swimming pool appears to have short legs because of light?
A
diffraction
B
refraction
C
reflection
D
interference
medium Difficulty
Verified Correct Answer: Option B
Physical Principles & Numerical Solution
The refractive index of water is greater than that of air.
So, A person legs appear to be short while standing in the tank due to refraction.
Source: Myschool Past Questions Archive (Record #64929)
Physics
UTME / JAMB 2022
Mechanics and Properties of Matter
Solution
Water is not a good thermometric liquid because it?
A
expands unevenly between 0 ºC and 4 ºC
B
maintains fixed density
C
has low freezing point
D
wets glass
medium Difficulty
Verified Correct Answer: Option A
Physical Principles & Numerical Solution
Water is most anomalous at low temperatures, with a remarkable density maximum at 4^\circC.
water is not used as a thermometric liquid because it has low thermal expansivity, high specific capacity, high vapor pressure and wets glass.
Source: Myschool Past Questions Archive (Record #64945)
Physics
UTME / JAMB 2022
Heat Energy & Temperature
Solution
If an object just begins to slide on a surface inclined at 30º to the horizontal,the coefficient of friction is?
A
√3
B
\(\frac{√3}{2}\)
C
\(\frac{1}{√2}\)
D
\(\frac{1}{√3}\)
medium Difficulty
Verified Correct Answer: Option D
Physical Principles & Numerical Solution
A body sliding down a plane inclined at 30o to the horizontal,
Has coefficient of friction = tan 30º or \(\frac{1}{\sqrt3}\)
Source: Official Exam / Past Question Archive
Chemistry
UTME / JAMB 2022
Matter & Separation Techniques
Solution
An organic compound with fishy smell is likely to have a general formula?
A
RCONHR\(^1\)
B
RCONH\(_2\)
C
RNH\(_2\)
D
RCOR\(^1\)
medium Difficulty
Verified Correct Answer: Option C
Chemical Principles & Mechanism
Amines possess a characteristic ammonia smell, liquid amines have a distinctive "fishy" and foul smell.
-Amine. R-NH2
Source: Myschool Past Questions Archive (Record #64931)
Chemistry
UTME / JAMB 2022
Matter & Separation Techniques
Solution
Hard water is water with high concentrations of dissolved ions, in particular calcium and
A
magnesium ions
B
nitrogen ions
C
phosporus ions
D
helium ions
medium Difficulty
Verified Correct Answer: Option A
Chemical Principles & Mechanism
Hard water is water with high concentrations of dissolved ions, in particular calcium and magnesium ions
Source: Myschool Past Questions Archive (Record #66999)
Chemistry
UTME / JAMB 2022
Matter & Separation Techniques
Solution
Hard water is water with high concentrations of dissolved ions, in particular calcium and
A
magnesium ions
B
nitrogen ions
C
phosporus ions
D
helium ions
medium Difficulty
Verified Correct Answer: Option A
Chemical Principles & Mechanism
Hard water is water with high concentrations of dissolved ions, in particular calcium and magnesium ions
Source: Official Exam / Past Question Archive
English Language
UTME / JAMB 2022
English Grammar
Solution
What did the author of the book study?
A
B.Sc (Ed) Mathematics
B
B.A English Language
C
B.A Literary Studies
D
BSc Political Science
medium Difficulty
Verified Correct Answer: Option A
Grammar & Contextual Explanation
It is stated explicitly in the "About the Book" section of the novel that: "Khadija holds a BSc. (Ed) Mathematics degree."
Source: Myschool Past Questions Archive (Record #64742)
English Language
UTME / JAMB 2022
English Grammar
The book described Talle as a?
A
The precious child
B
The quiet one
C
The friendly child
D
the holy child
medium Difficulty
Verified Correct Answer: Option B
Grammar & Contextual Explanation
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #64751)
English Language
UTME / JAMB 2022
English Grammar
Who was Omar's immediate sister?
A
Ummi
B
Omar
C
Salma
D
Teemah
medium Difficulty
Verified Correct Answer: Option D
Grammar & Contextual Explanation
No expanded working has been attached for this question yet. The verified answer is Option D.
Source: Myschool Past Questions Archive (Record #64755)
English Language
UTME / JAMB 2022
English Grammar
Ummi's husband wanted to study law but the providence chose that he study _____
A
commerce
B
accounting
C
law
D
history
medium Difficulty
Verified Correct Answer: Option B
Grammar & Contextual Explanation
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #64783)
English Language
UTME / JAMB 2022
English Grammar
Solution
The full meaning of IPO is ______
A
Independent Police Officer
B
International Police Officer
C
Investigating Police Officer
D
Investigative Police Officer
medium Difficulty
Verified Correct Answer: Option C
Grammar & Contextual Explanation
See page 25
Source: Myschool Past Questions Archive (Record #64787)
English Language
UTME / JAMB 2022
English Grammar
What is Ummi's Occupation?
A
Trader
B
Teacher
C
Business woman
D
Nurse
medium Difficulty
Verified Correct Answer: Option B
Grammar & Contextual Explanation
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #64792)
English Language
UTME / JAMB 2022
English Grammar
Solution
What is Ummi Matric Number?
A
UG0001
B
UG00001
C
UG001
D
UG0011
medium Difficulty
Verified Correct Answer: Option A
Grammar & Contextual Explanation
See page 17
Source: Myschool Past Questions Archive (Record #64794)