Jamb Geography Past Questions For Year 1990
Question 16
Which of the following is used to describe soil reaction?
- A. pH
- B. cation exchange
- C. clay content
- D. texture
Question 17
Vegetation regeneration on a fallow land is typical example of?
- A. nature conservation
- B. secondary succession
- C. reafforestation
- D. forest reservation
Question 18
Plants that grow submerged of floating in water bodies are known as?
- A. hydrophytes
- B. hygrophytes
- C. mesophytes
- D. xerophytes
Question 19
In tropical highlands, density rainforest occur at altitudes ranging from 1200m to 2400m above sea level. This is due to the influence of?
- A. abundant water supply from snow melt
- B. high humidity and cool air
- C. orographic rainfall
- D. fertile soils
Question 20
Villages develop into urban centers when they?
- A. attract more people
- B. produce enough food
- C. establish educational institutions
- D. grow in commerce and industry
