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Chemistry
UTME / JAMB 1980
Organic Chemistry II: Functional Groups, Polymers & Biomolecules
Detergents are more advantageous than soaps in hard water districts because
A
on treatment with hard water they either form soluble calcium salts or do not react with calcium ion
B
on treatment with hard water they form soluble calcium salts
C
on treatment with hard water they form sodium salts
D
on treatment with hard water they are converted into soaps
E
on treatment with hard water they form more lather than soaps does
medium Difficulty
Verified Correct Answer: Option A
Chemical Principles & Mechanism
No expanded working has been attached for this question yet. The verified answer is Option A.
Source: Myschool Past Questions Archive (Record #44493)
English Language
UTME / JAMB 1980
Idioms, Figurative Expressions & Sentence Interpretation
Solution
The account of Ezikiel's Ministry was
A
compiled with the collaboration of others
B
his and his alone
C
shared by many writers
D
partly composed by him and partly by Ezra
E
produced as a result of God's Inspiration
medium Difficulty
Verified Correct Answer: Option A
Grammar & Contextual Explanation
The passage clearly states that “the bulk of the material in the book comes from him, though… it owes much in its compilation, arrangement and transmission to prophetic disciples.”
This means that Ezekiel is the main author, but other people (his disciples) helped in compiling, arranging and preserving the work.
Source: Official Exam / Past Question Archive
Biology
UTME / JAMB 1980
Nutrition in Plants & Animals (Photosynthesis & Food Substances)
In Mucor or Rhizopus carbohydrate is absorb in the form of
A
starch
B
sucrose
C
glucose
D
glycogen
E
arabinose
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #590)
Biology
UTME / JAMB 1980
Variety of Organisms & Classification of Living Things
Solution
One of the following statement is NOT true of spirogyra
A
it is a simple multicellular plant
B
during conjugation, its gametes, which are structurally and physiologically similar, fuses to form a zygote
C
it possesses spiral chloroplast which enables the plant to photosynthesize
D
its cells are protected externally by layer of mucilage
E
there are pyrenoids along the chloroplast
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
The statement is incorrect because although the gametes in Spirogyra are structurally similar (morphologically identical or isogamous), they are physiologically different (anisogamous). During sexual reproduction (conjugation), one gamete acts as the "male" by moving through the conjugation tube, while the other remains stationary as the "female".
Source: Myschool Past Questions Archive (Record #592)
Biology
UTME / JAMB 1980
Growth, Micro-organisms & Public Health
Which of the following spreads malaria in Nigeria?
A
Anopheles mosquito
B
Culex mosquito
C
Aedes mosquito
D
Tsetse fly
E
House fly
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option A.
Source: Myschool Past Questions Archive (Record #593)
Biology
UTME / JAMB 1980
Cell Structure, Organization & Cell Division
Solution
The vacuole of a plant cell is
A
a large empty space
B
smaller than that of animal cell
C
filled with air
D
an ordinary vacuum
E
surrounded by a membrane
medium Difficulty
Verified Correct Answer: Option E
Biological Concept & Syllabus Guide
A large central vacuole is usually found in a mature cell in plants. it is lined with a membrane and filled with cell sap. Cell sap acts as a storehouse for many substances including excretory products.
Source: Myschool Past Questions Archive (Record #595)
Biology
UTME / JAMB 1980
Variety of Organisms & Classification of Living Things
Which one of the following animals is NEVER a secondary host of tapeworms?
A
cow
B
Fish
C
Pig
D
Man
E
Dog
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option D.
Source: Myschool Past Questions Archive (Record #597)
Biology
UTME / JAMB 1980
Variety of Organisms & Classification of Living Things
Some of the features of an animal are scales, teeth, nares and backbone. The animal is likely to be a
A
Toad
B
Bird
C
Lizard
D
Rat
E
Bat
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #598)
Biology
UTME / JAMB 1980
Variety of Organisms & Classification of Living Things
Milk can be pasteurized by
A
the addition of common salt
B
boiling for one hour
C
heating to 75oc for 20 minutes
D
the addition of vinegar
E
heating to 100oc for 12 hours
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #599)
Biology
UTME / JAMB 1980
Nutrition in Plants & Animals (Photosynthesis & Food Substances)
Human beings require vitamins in their diet because vitamins
A
contain carbohydrates and fats
B
prevent kwashiorkor
C
stimulate the alimentary canal
D
digest proteins in the body
E
influence many important chemical processes in the body
medium Difficulty
Verified Correct Answer: Option E
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option E.
Source: Myschool Past Questions Archive (Record #601)
Biology
UTME / JAMB 1980
Digestive System & Feeding Mechanisms
Which of the following organs produces bile?
A
Gall bladder
B
Pancreas
C
Spleen
D
Liver
E
Stomach
medium Difficulty
Verified Correct Answer: Option D
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option D.
Source: Myschool Past Questions Archive (Record #602)
Biology
UTME / JAMB 1980
Reproduction in Plants & Animals
The organ through which food and oxygen are supplied to the human embryo and which also prevents harmful materials from reaching the embryo is the
A
amnion
B
uterus
C
placenta
D
umbilical cord
E
fallopian tube
medium Difficulty
Verified Correct Answer: Option C
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #603)
Biology
UTME / JAMB 1980
Reproduction in Plants & Animals
A true fruit is formed from
A
a fertilized ovary and other floral parts
B
a fertilized ovary
C
a fertilized ovary and calyx
D
a fertilized ovary and fleshy receptacle
E
an unfertilized ovary and other floral part
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #604)
Biology
UTME / JAMB 1980
Reproduction in Plants & Animals
Water is required for seed germination to take place because it
A
activates the enzymes
B
softens the testa
C
liberates energy for growth
D
permits radicle growth
E
allow oxygen to diffuse into the seed
medium Difficulty
Verified Correct Answer: Option A
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option A.
Source: Myschool Past Questions Archive (Record #606)
Biology
UTME / JAMB 1980
Variety of Organisms & Classification of Living Things
A fresh Kolanut weighing 1g was put into salt solution. After 3 hour, the kolanut weighed 1.2g. This simple experiment demonstration that
A
the salt solution is more concentrated that the cell sap of the kolanut
B
the cell sap of the kolanut is more concentrated than the salt solution
C
the salt solution has the same concentration as the cell sap of the kolanut
D
kolanut cell can multiply in water
E
the kolanut lost some water molecules to the salt solution
medium Difficulty
Verified Correct Answer: Option B
Biological Concept & Syllabus Guide
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #607)