Year 11 Ecology

Question 1

What is a biosphere

Answer 1

This is the volume of the earth’s surface where organisms can be found

Question 2

What is a biome

Answer 2

These are several types of habitas which are all in a biosphere. Examples of biomes are tundra or tropical rainforest

Question 3

What is a ecosystem

Answer 3

An ecosystem is a part if a biome.
Biomes are far too large to study so ecology work tends to be based around a particular ecosystem.
Each ecosystem has many different characteristics such as plants, animal, microbes and non living elements e.g. temperature

Question 4

What is a community

Answer 4

This id all the different species that live in the same habitat at the same time. The word is often used to refer to organisms of a particular kind, such as the plant community in a garden

Question 5

What is a populations

Answer 5

A population is made up of all the organisms of one species living together in the same place. An example of this would be ant living together under a rock

Question 6

What is a individual

Answer 6

Each population is made up of many individuals. This would be an individual ant in a population of 1000s of ants

Question 7

What is interdependence

Answer 7

This is where in each community each species depends on other species. For example, food, shelter and seed dispersal.

Question 8

What are Biotic factors

Answer 8

A biotic factors is a living facto. For example the availability of food, predators, pathogens, one species outcompeting another.

Question 9

What are abiotic factors

Answer 9

This are non-living favtors