18. which of the following items that are available on land and vital for life sustainability
a. water resources
b. land resources
c.wind
d. coal
19. Which of the following is not a way of conserving biodiversity?
A. preventing the cutting of trees
B. deforestation
C. putting a ban on hunting of animals D. developing protected areas
20. Which of the following is not a natural resource?
A. water
B. machine C. mineral
D. land
21. What heat is derived within the surface of the earth?
A. hydropower B. oil C. biomass
D. geothermal
22. Which does not belong to the causes of destruction/depletion of biodiversity?
a. habitat restoration
b. illegal logging
c.pollution
d. industrialization and commercialization
24. which can be defined as the body of light or living species on earth
a. ecosystem
b.hotspot
c. biodiversity
d. organism


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