Jamb Geography 2007 Past Questions and Answers

Question 21:

• JAMB 2007

The two potent human factors that destabilize ecosystems are?

A. Afforestation and logging
B. Monocropping and reforestation
C. Reforestation and mining
D. Monocropping and mining

Question 22:

• JAMB 2007

The weight of water vapour contained in a given volume of air is referred to as?

A. Absolute humidity
B. Specific humidity
C. Relative humidity
D. Vapour pressure

Question 23:

• JAMB 2007

A piece of evidence that confirms that the earth is spherical is the?

A. Standard time
B. Solar system
C. Earth's orbit
D. Moon's eclipse

Question 24:

• JAMB 2007

Soil texture is determined primarily by?

A. Profile horizons
B. Major components
C. Particle sizes
D. Nutrient status

Question 25:

• JAMB 2007

The two primary causes of ocean currents are?

A. Differential algae development and sunlight penetration
B. Differential salinity and temperature variation
C. Variation in evaporation and coral development
D. Location of settlements and sea-level pressure