Key Terms (year 8)

Question 1

ecosystem

Answer 1

a natural system that is made up of plants, animals, and the environment in which they live.

Question 2

biotic

Answer 2

living aspects of the ecosystem - plants, animals, fungi

Question 3

Abiotic

Answer 3

non-living aspects of the ecosystem - climate,water and soil

Question 4

food chain

Answer 4

shows how organisms rely on eachother in regards of food

Question 5

food web

Answer 5

shows the complex hierarchy of plants and animals as they rely on each other for food.

Question 6

producer

Answer 6

orgonisms that photosynthesise

Question 7

consumer

Answer 7

orgonisms that eat other orgonism to gain energy

Question 8

decomposer

Answer 8

fungi and bacteria that break down organic material

Question 9

albedo

Answer 9

light surfaces reflect more heat than dark surfaces

Question 10

positive feedbback

Answer 10

werethe end result of an action causes that thing to happen again as a direct consequence

Question 11

coral bleaching

Answer 11

when coral tissues become transparent after algae is expelled

Question 12

defforestation

Answer 12

the removel of trees from an area

Question 13

global atmespheric circulation

Answer 13

the movement of energy around the world by winds