UNISA 2024 GGH1502-24-S1 Welcome Message Assignment 02
QUIZ
Started on Saturday, 2 March 2024, 12:43 AM
State Finished
Completed on Saturday, 2 March 2024, 1:09 AM
Time taken 26 mins 13 secs
Marks 19.00/20.00
Grade 95.00 out of 100.00
Question 1
Complete
Mark 1.00 out of 1.00
________is a climatic factor that is associated with soil degradation in the Sahel.
a. Flood
b. Heat wave
c. Snow
d. Drought
Question 2
Complete
Mark 1.00 out of 1.00
The fragmentation of biological habitats ______ .
a. limits normal dispersion and colonization of species
b. means that more species can be supported per unit area
c. means that the risk of extintion faced by species will decline
d. reduces the danger of invasion by other species
Question 3
Complete
Mark 1.00 out of 1.00
Which one of the following is not a characteristic of physical soil degradation?
a. Increased susceptibility for desertification
b. Increased surface runoff
c. Leaching of essential plant nutrients
d. Soil’s susceptibility to crusting
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