JAMB Agricultural Science Past Questions & CBT Practice

In the graph above, the activation energy of the catalyzed reaction is

1. A.100KJ
2. B.300KJ
3. C.250KJ✓ Correct
4. D.200KJ

The Yoruba city-state of Ibadan rose to prominence in the 19th century primarily due to

1. A.A. Its role as a center of education
2. B.B. Its location on major trade routes
3. C.C. The military prowess of its leaders✓ Correct
4. D.D. The discovery of gold

All the major industrial zones of Nigeria owe their origin mainly to

1. A.influx of migrant labour
2. B.self-help projects✓ Correct
3. C.the abundance of water resources
4. D.the presence of cash crops

I. It is a rapid, constant and irregular motion of tiny particles. II. It gives evidence that tiny particles of matter called molecules exist. III. It takes place only in gases. IV. It gives evidence that molecules are in a constant state of random motion. which of the combinations above is correct about Brownian notion?

1. A.I,II and III only
2. B.II,III and IV only
3. C.I,III and lV only
4. D.l, ll and lV only✓ Correct

Workdone on an object to bring it to a certain point in space is called

1. A.Gravitational potential energy✓ Correct
2. B.Potential energy
3. C.Kinetic energy
4. D.Mechanical energy

One of the following readings represents the measurement of the length of a metal rod using vernier callipers. Taking the reading accuracy into consideration, the most likely one is

1. A.5.16cm
2. B.5.165cm
3. C.5.0cm
4. D.5.160cm✓ Correct

British foreign investments are concentrated in

1. A.Commonwealth countries✓ Correct
2. B.Developed countries
3. C.ECOWAS Countries
4. D.EU Countries

The term M \(^3\) comprises M \(^1\) together with deposits on deposit account held by_______

1. A.banks only
2. B.discount houses only
3. C.banks and discount houses
4. D.banks, discount houses and stock, exchanges✓ Correct

Which of the following is not a quality for selecting livestock?

1. A.A. feed consumption
2. B.B. egg production
3. C.C. mortality rate✓ Correct
4. D.D. body weight

If 100cm3 of oxygen pass through a porous plug is 50 seconds, the time taken for the same volume of hydrogen to pass through the same porous plug is? [O = 16, H = 1]

1. A.10.0s
2. B.12.5s✓ Correct
3. C.17.7s
4. D.32.0s