OBJECTIVE LIFE SCIENCE
ECOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Which of the following is a biotic factor operating within an ecosystem?
|
Predators hunting, killing and eating their prey.
|
|
Sunlight increasing the temperature causing fish to die.
|
|
Increasing pH because of human pollution in a river system
|
|
Destruction of a forest ecosystem because of fire.
|
Explanation:
Detailed explanation-1: -They get their energy and nutrition from their environment. In an ecosystem, it is common that one biotic factor is dependent on another biotic factor to survive. For example, a deer itself is the biotic factor for predators, however, it depends on plants for survival. Plants are also biotic factors in an environment.
Detailed explanation-2: -Predators must eat prey to survive. Prey is a biotic resource that affects a predator population.
There is 1 question to complete.