What will happen if there are more predators than preys in an
ecosystem?
A. The source of food will increase.
B. The source of food will decrease.
C. The source of food will remain the same.
D. Other animals will also decrease in number.
There are different species of animals and plants living together in
the same environment. How is this organization classified?
A. association
C. ecology
B. community
D. population
What is the study of interaction of living things with one another and
with its environment?
A. community
C. ecosystem
B. ecology
D. population
You put twelve big fishes in an aquarium which contains three gallons
of water. You fed them with the right amount of food. After five
days, some of the fishes died. Why did it happen?
A. The smelly and cloudy water in the aquarium was not replaced.
fishes and they compete for​