Ecosystem and Human Influences

Which of this natural resource was used as fuel?

• Rock

• Shell

• Wood

• Skins

What was the skins used for?

• building material

• clothes

• containers

• knives

The flint was used as ....

• building material

• clothes

• containers

• knives

What cause “the London Smog” in 1952?

• CFC usage

• Wood burning

• Coal usage

• Industrial fuel

Forest fire can cause ... pollution.

• water

• air

• land

• sound

Who concluded the "Gaia Hypothesis"?

• James Lovelock

• James Joyloke

• James Joylock

• James Loveloke

Those fish in the picture were killed because of ... in the river.

• alga bloom

• fertilisers

• phosphate

• PCB

Seawater can be polluted by ....

• oil

• fertiliser

• fish

• pesticide

Intensive farming requires the use of ....

• fertiliser and pesticide

• fertiliser and machine

• fertiliser and manure

• fertiliser and sewage sludge

Example of best environment for growing crops is ....

• glasshouse

• farming

• hydroponics

• hydrophonics