2020 JAMB Economics Past Questions

In each of the following questions, choose the option that has the same consonant sound as the one represented by the letter(s) underlined.  Public

1. A.trophy
2. B.pharmacy✓ Correct
3. C.psychology
4. D.handicap

In an agricultural ecosystem, the biotic component consist of

1. A.crops, pests and beneficial insects
2. B.crops, temperature and humidity
3. C.pests, beneficial insects and water✓ Correct
4. D.crops, water and soil

What is the primary purpose of agricultural mechanization?

1. A.A. Promoting sustainable irrigation techniques✓ Correct
2. B.B. Increasing crop diversity in farming systems
3. C.C. Reducing labor requirements in agriculture
4. D.D. Enhancing organic farming practices

The hypha of rhizopus is said to be non-septate because it

1. A.does not contain chloropyll✓ Correct
2. B.has no cross wall
3. C.is vacuoled
4. D.stores oil globus

If the change in free energy of a system is -899 J$mol^{-1}$ and the entropy change is 10J$mol^{-1}$k-1 at 250C, calculate the enthalpy change.

1. A.+2081 J$mol^{-1}$
2. B.-2081 J$mol^{-1}$
3. C.-649 J$mol^{-1}$
4. D.+649 J$mol^{-1}$✓ Correct

This question is based on Literary Principles The choice of words used by a writer in a literary work is called

1. A.cliche
2. B.idiom✓ Correct
3. C.diction
4. D.tone

The following question is based on Khadija Abububakar Jalili's The Life Changer. What is the status of Habib Lawal in the House of Assembly

1. A.chief whip
2. B.president
3. C.member✓ Correct
4. D.speaker

The stock exchange is an example of the

1. A.labour market✓ Correct
2. B.money market
3. C.commodity market
4. D.capital market

In how many ways can the word MATHEMATICS be arranged?

1. A.$\frac{11!}{9!2!}$
2. B.$\frac{11!}{9!2!2!}$
3. C.$\frac{11!}{2!2!2!}$
4. D.$\frac{11!}{2!2!}$✓ Correct

Which organ is not part of the alimentary canal?

1. A.A. Jejunum✓ Correct
2. B.B. stomach
3. C.C. colon
4. D.D. skin