Ecosystems And Interactions Between Organisms

Question 1

What are the 4 organised levels of a ecosystem?

Answer 1

Individual - a single organism
Population - all the organisms of one species in a habitat
Community - all the organisms of different species living in a habitat
Ecosystem - a community of organisms along with all the abiotic conditions

Question 2

What is mutualism? Example?

Answer 2

It is a relationship between two organisms , that which organisms benefit :
Bees and flowers
Bees get food
Flowers get to reproduce easily

Question 3

What is Parasitism? Example?

Answer 3

Parasitism is when two species interact with each other but the host doesn’t get anything in return and the parasite received all the benefits :
Dogs and flees
Dogs don’t get anything
Flees get hosts blood

Question 4

What are biotic and abiotic features? Examples?

Answer 4

Biotic features are features that living that affect a community
Abiotic features are features that are non living that affect a community

Biotic = competition of the same resources,predation
Abiotic = temperature, amount of water, light intensity, levels of pollutants