Populations And Ecosystems

Question 1

What is an ecosystem?

Answer 1

A community of organisms interacting with the abiotic components of their habitat

Question 2

What is a habitat?

Answer 2

The place in which an organism lives

Question 3

What is a community?

Answer 3

Interacting populations of 2 or more species in the same habitat at the time

Question 4

What are abiotic factors?

Answer 4

Factors that are non living
Temperature, oxygen availability

Question 5

What are biotic factors?

Answer 5

Factors that are living
Predators, competition

Question 6

What are density-dependent factors?

Answer 6

Factors that increase when the population increases e.g. food availability, competiton

Question 7

What are density-independent factors?

Answer 7

There same regardless of the population size e,g, weather,climate

Question 8

What is intra specific competition?

Answer 8

Competition between their same species

Question 9

What is interspecific competition?

Answer 9

Competition between individuals of different species

Question 10

What is a population?

Answer 10

A group of interbreeding individuals of the same species, found in a particular time and habitat

Question 11

What is ecology?

Answer 11

The study of the relationship among
organisms and their environment