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WorksheetsYear 10 Whole world in our hands
Total questions: 18
Worksheet time: 13mins
Name
Class
Date
1.
The sphere containing humus in soil, rocks, coal and oil deposits:
a)
Hydrosphere
b)
Lithosphere
c)
Atmosphere
d)
Biosphere
2.
As greenhouse gases increase, oceans are becoming...
a)
clearer
b)
saltier
c)
more acidic
d)
muddier
3.
How do changes in the ocean affect coral reefs?
a)
Warm, acidic water causes coral to bleach and then die
b)
Coral reefs grow faster in warmer water
c)
Warmer water supports fish that like to eat coral, destroying the reefs
d)
Coral reefs aren't affected by changes in temperature and acidity
4.
The main human activity that releases greenhouse gases is:
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
5.
Water vapor is a greenhouse gas
a)
True
b)
False
6.
Melting of glaciers and polar ice caps....
a)
will result in cooler temperatures in the Arctic
b)
will result in sea-levels rising
c)
Will have no effect on ecosystems
d)
None of the above
7.
Energy transmitted as rays, waves, or in the form of particles is:
a)
radiation
b)
kinetic energy
c)
heat
d)
chemical energy
8.
The outermost layer of the atmosphere, where the auroras occur, is called the
a)
troposphere
b)
thermosphere
c)
mesosphere
d)
stratosphere
9.
The second layer of the atmosphere up from Earth, where the ozone layer is that protects us from harmful UV rays, is the:
a)
thermosphere
b)
stratosphere
c)
troposphere
d)
mesosphere
10.
What gas from the list below is a cause for global warming?
a)
Urethane
b)
Oxygen
c)
Carbon Dioxide
11.
Which of the following is NOT a greenhouse gas?
a)
Oxygen
b)
Carbon Dioxide
c)
Methane
d)
Nitrous Oxide
12.
El Nino occurs when the tropical ocean waters are warmer in which ocean?
a)
Atlantic
b)
Indian
c)
Pacific
d)
Arctic
13.
Where is the ozone layer located?
a)
Mesosphere
b)
Thermosphere
c)
Stratosphere
d)
Troposphere
14.
An organic natural resource which can replenish to overcome usage and consumption, either through biological reproduction or other naturally recurring processes:
a)
renewable resource
b)
non renewable resource
c)
infinite resource
d)
defined resource
15.
Overharvesting is a particularly serious threat to what species?
a)
Mammalian species
b)
Reptilian species
c)
Plant species
d)
Aquatic species
16.
Which of the following materials cannot be recycled?
a)
aluminium
b)
plastic bags
c)
glass bottles
d)
cartons
17.
Who designed the "Reduce, Re-use, Recycle" campaign?
a)
Greenpeace
b)
World Wildlife Fund
c)
United Nations
d)
World Nature Organisation
18.
What is the process described in number 1 and 3?
a)
combustion give off CO2, animals eat plants that contain carbon
b)
combustion give off CO2, animals respire and give off CO2
c)
Decomposing matter gives off CO2, animals eat plants which contain carbon
d)
decomposing matter gives off CO2, green plants absorb CO2 for photosynthesis
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