Ecology

Question 1

Habitat

Answer 1

A place where organism live

Question 2

Interdependance

Answer 2

Within a community each species depends on other species

Question 3

Community

Answer 3

Made up of populations of different species of animals and species

Question 4

Stable community

Answer 4

All species and environment factors are in balance so that the population size remains fairly constant

Question 5

Ecosystem

Answer 5

A community of interacting organisms and their physical environment

Question 6

Light intensity

Answer 6

Light limits photosynthesis

Question 7

Temperature

Answer 7

Limits photosynthesis + growth of plants

Question 8

Availability of oxygen

Answer 8

Huge impact of water living organisms

Question 9

What do animals compete for?

Answer 9

Food, mates, territory

Question 10

What do plants compete for?

Answer 10

Light, water, nutrients, space to grow

Question 11

How to work out the mean for the required practical?

Answer 11

Add all the numbers up then divide by total number

Question 12

How to work out the sample area?

Answer 12

Use measurements from quadrat used

0.5 x 0.25= 0.125