Ecosystems and Food Webs

Question 1

What does a typical food chain look like?

Answer 1

Producer - Primary Consumer - Secondary Consumer - Tertiary Consumer

Question 2

What is a food chain?

Answer 2

A simplistic way of understanding ecological relationships.

Question 3

What are food webs?

Answer 3

Allow ecologists to attempt to map many more feeding interactions.
Many food chains are within one food web

Question 4

What is a habitat?

Answer 4

Part of an ecosystem where a species can thrive with the capability of reproducing and finding food for survival.

Question 5

What is a population?

Answer 5

A group of individuals of the same species living in the same habitat.

Question 6

What is interdependence?

Answer 6

Different populations of species relying on each other for resources.

Question 7

What is a community?

Answer 7

A group of populations of different species living and interacting in a particular habitats.

Question 8

What is an ecosystem?

Answer 8

All the organisms that live and depend on one another for biotic resources in an abiotic environment.

Question 9

What is abundance?

Answer 9

A measure of how common something is in an area (eg: population size)

Question 10

How can you calculate an estimate for the population size using a quadrat?

Answer 10

population size= number total size of area
of organisms x ——————————
in all quadrats total area of quadrat