Interactions and Interdependencies

Question 1

Ecology

Answer 1

Ecology: the study of interactions of organisms with one another and with the physical and chemical environment in which they are found.

Question 2

Ecologicol interactions

Answer 2

Biosphere
All the ecosystems together.

Ecosystems
An area where living (biotic) and non-living (abiotic) factors are found and are interdependent on each other. e.g Kruger National Park, Kgalagadi, Bontanical gardens and Gariep dam.

Communities
All living things in one habitat.

Population
A group of individuals of the same species within a community.

Question 3

Interdependencies in ecosystems

Answer 3

Organisms depend on other biotic (living) organisms and abiotic (non-living) factors of their habitat.

These dependencies result in certain relationships, better known as symbiosis.

Question 4

Mutualism

Answer 4

Both parties benefit.

Question 5

Commensalism

Answer 5

One party benefits while the other party neither benefits nor is disadvantaged.

Question 6

Parasitism

Answer 6

One party benefits while the other party is disadvantaged.