Cycles

Question 1

Abiotic Factor

Answer 1

the non-living component of an ecosystem

Question 2

Biotic Factor

Answer 2

the living components of an ecosystem

Question 3

Name the processes that add carbon dioxide to the atmosphere

Answer 3

burning of fossil fuels, death and decay or organisms, respiration of living organisms

Question 4

Name the process that remove carbon dioxide from the atmosphere

Answer 4

photosynthesis

Question 5

Eutrophication

Answer 5

is a natural process that results from accumulation of nutrients in lakes or other bodies of water

Question 6

What causes eutrophication

Answer 6

the most common nutrients causing eutrophication are nitrogen and phosphorus

Question 7

The Greenhouse Effect

Answer 7

is the way in which heat is trapped close to Earth’s surface by greenhouse gases

Question 8

H in HIPPO

Answer 8

habitat destruction

Question 9

I in HIPPO

Answer 9

introduced species

Question 10

First P in HIPPO

Answer 10

Pollution

Question 11

Second P in HIPPO

Answer 11

Population

Question 12

O in HIPPO

Answer 12

Over-cropping, over-harvesting, overuse

Question 13

The 5 Conservation Strategies

Answer 13

protection of habitat, habitat restoration, pest control, captive breeding and relocation, public education

Question 14

Human Impact on the Water Cycle

Answer 14

Deforestation, Urbanisation, Industry, Agriculture

Question 15

Two Environmental Impacts of Climate Change

Answer 15

Rising sea levels and melting glaciers