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Worksheetsintroduce to enviromental chemistry12
Total questions: 71
Worksheet time: 36mins
The temperature of the world has risen 1 degree Centigrade, but when was it also the same temperature?
100 years ago
1,000 years ago
7,000 years ago
6,000 years ago
How long have industrialised countries been burning fossil fuels on a large scale?
100 years
80 years
90 years
150 years
How much has the temperature of the world increased in the last century?
1 degree
1.5 degrees
2 degrees
2.5 degrees
True or false: There is nobody in the world who thinks Global Warming doesn't exist.
True
False
True or false: Global warming is changing the life cycle of plants and animals and their migration.
True
False
In 2010, what economic sector released/made the most Greenhouse gas emissions?
Buildings
Transport
Industry
Agriculture and other land use
Other
Why is the sea level rapidly rising?
Because the sea is expanding; and the poles melting
Because of plastic in the oceans
True or false: Is Global Warming affecting natural disasters?
True
False
When are polar bears said to be extinct by?
2050
2055
2060
2080
3000
What should you do to save the environment?
Plant more trees
Leave the tap open
Should not use public transport
97% of scientists believe __________ is causing climate change
Humans
Animals and plants
Conservation of energy
Eco-friendly cars
What is the definition of climate?
The rainforest
How hot it is in a certain place
The condition of the air around the Earth
The pattern of weather over time
What is the definition of "greenhouse effect"
The pattern of weather that occurs over time
Gases that increase Earth's temperature
When the gases in Earth's atmosphere trap heat from the sun and keep the planet warm
When our climate changes
What can I do to minimize my carbon footprints?
Use public transport
Buy new electronic devices often
Buy lots of exotic fruit and products.
Which options are consequences of global warming? (can be more than one answer)
Constant temperature
Melting glaciers
Extinction of species
Descending sea levels
What causes the sun's heat to stay on earth?
Atmosphere
Fossil fuels
Sun rays
Global warming
Which of the four is not a greenhouse gas?
Chlorofluorocarbon
Methane
Oxygen
Carbon dioxide
Which of the following ways of energy production involves renewable sources?
Nuclear power plant
Coal-fired power station
Wind turbines
Gas turbines
Which is not a reason that contributes to a climate change?
Emissions of factories
Deforestation
Burning of fossil fuels
Buying locally-grown food
The main human activity that releases greenhouse gases is
using public transportation and there by reduce the affects of greenhouse gases.
burning fossil fuels
texting on cellphones
eating meat
The main human activity that releases greenhouse gases is
using public transportation and there by reduce the affects of greenhouse gases.
burning fossil fuels
texting on cellphones
eating meat
Which of the following could increase the amount of greenhouse gasses in our atmosphere?
Burning fossil fuels
Planting trees
Walking to school and work
Cutting down trees
A warmer Earth may lead to
changes in climate
a rise in sea level due to the expansion of sea water
the melting of the ice caps
All answers mentioned
The enhanced greenhouse effect is sometimes referred to as ________.
Heat waves
climate
global warming
temperature
The increase of carbon dioxide in the air increases the amount of greenhouse gases in the atmosphere. This increase in greenhouse gases is beneficial for planet Earth.
TRUE
FALSE
What gas do human beings breathe out?
methane
oxygen
carbon dioxide
nitrogen
The natural process between the sun, the atmosphere and the Earth is called the
greenhouse gas
Carbon emission
Earth's temperature
greenhouse effect
Gases that keep the Earth's temperature steady are called
Greenhouse gases
atmospheric gases
Heat gases
temperature monitors
Explain how climate change drove specie extinction.
How are the lives of farmers affected because of climate change?
What effect traps the heat next to Earth?
rainforests
the wind
greenhouse gases
hydrogen
El Nino is a result of global warming.
True
False
The temperature of Earth is stable because it is surrounded by _________, which allows the right amount of sunlight.
cloud layer
atmosphere
gravity
water
How are humans making greenhouse gases of their own?
burning fossil fuels in our cars
burning forests
large-scale agriculture
all of the choices
Certain gases in the atmosphere - water vapor, carbon dioxide, methane, and nitrous oxide - help maintain the Earth's temperatures and climate. These are called ______.
ozone gases
solar gases
greenhouse gases
stomach gases
This is a change of climate which is attributed directly or indirectly to human activity that alters the composition of the global atmosphere.
global warming
climate change
desertification
globalization
Something that might happen because of global warming is ______________.
lower sea level
sale on elephant's tusks
melting of polar ice caps
increase of species
What is the main idea behind Probability and Non-probability sampling approaches according to the text?
To introduce bias
To simplify the sampling process
To complicate the sampling process
To increase costs
trees
crops
What is the main idea behind Probability and Non-probability sampling approaches according to the text?
To introduce bias
To simplify the sampling process
To complicate the sampling process
To increase costs
Which domain can be designated as t1, t2, t3, ... tn in a time period such as days, weeks, months, or years?
1-D domain
3-D domain
2-D domain
Time domain
What is the measure of how well a sample collected represents the characteristic properties of the sampling point?
Spatial representativeness
Ultimate representativeness
Sampling point representativeness
Collected sample representativeness
What is the main idea behind Probability and Non-probability sampling approaches according to the text?
To introduce bias
To simplify the sampling process
To complicate the sampling process
To increase costs
How can air samples be heterogeneous according to the text?
Due to lack of contaminants
Due to lack of spatial variations
Due to consistent meteorological conditions
Due to changes in local meteorological conditions
What is the main idea behind Probability and Non-probability sampling approaches according to the text?
To introduce bias
To simplify the sampling process
To complicate the sampling process
To increase costs
What is the purpose of replicated environmental samples in a QC analytical procedure?
To test precision of sampling procedures
To increase costs
To introduce contaminants
To avoid sample blanks
Which domain can be designated as t1, t2, t3, ... tn in a time period such as days, weeks, months, or years?
1-D domain
3-D domain
2-D domain
Time domain
What is an essential element that must be included in a Quality Assurance (QA) program according to the text?
Skipping audits
Avoiding maintenance of equipment
Implementing Good Laboratory Practices (GLPs)
Not monitoring expiration dates of chemicals
What is the purpose of a multidisciplinary team in environmental projects?
To increase costs
To complicate the process
To optimize sampling location and safety
To slow down the progress
What is the measure of how well a sample collected represents the characteristic properties of the sampling point?
Spatial representativeness
Ultimate representativeness
Sampling point representativeness
Collected sample representativeness
What is the main idea behind Data Quality Objectives (DQOs) according to the text?
To provide answers with high uncertainty
To have the least expensive data collection scheme with low uncertainty
To collect the most expensive data
To ignore the data quality
How can air samples be heterogeneous according to the text?
Due to lack of contaminants
Due to lack of spatial variations
Due to consistent meteorological conditions
Due to changes in local meteorological conditions
Which type of compounds are included in the category of halogenated hydrocarbons?
Amines
Phenols
Alcohols
Polychlorinated biphenyls (PCBs)
What is the purpose of replicated environmental samples in a QC analytical procedure?
To test precision of sampling procedures
To increase costs
To introduce contaminants
To avoid sample blanks
Which organization published the 129 priority pollutants in water quantity according to the text?
NIOSH
EPA
ASTM
WHO
What is an essential element that must be included in a Quality Assurance (QA) program according to the text?
Skipping audits
Avoiding maintenance of equipment
Implementing Good Laboratory Practices (GLPs)
Not monitoring expiration dates of chemicals
What is the purpose of a multidisciplinary team in environmental projects?
To increase costs
To complicate the process
To optimize sampling location and safety
To slow down the progress
What is crucial in the daily work of environmental sampling and analysis?
Regulatory compliance
Sample quantity
Sample variety
Analytical speed
What is the main idea behind Data Quality Objectives (DQOs) according to the text?
To provide answers with high uncertainty
To have the least expensive data collection scheme with low uncertainty
To collect the most expensive data
To ignore the data quality
In which circumstances may in situ monitoring become the only option?
Remote chemical measurements
Soil sampling
Atmospheric monitoring and effluent from wastewater treatment plants
Laboratory analysis
Which type of compounds are included in the category of halogenated hydrocarbons?
Amines
Phenols
Alcohols
Polychlorinated biphenyls (PCBs)
What is essential for detecting trace levels of environmental pollutants from complex matrices?
Simple and quick procedures
Complex and tedious procedures
No instrumental analysis required
No sample preparation needed
Which organization published the 129 priority pollutants in water quantity according to the text?
NIOSH
EPA
ASTM
WHO
What is crucial in the daily work of environmental sampling and analysis?
Regulatory compliance
Sample quantity
Sample variety
Analytical speed
In which circumstances may in situ monitoring become the only option?
Remote chemical measurements
Soil sampling
Atmospheric monitoring and effluent from wastewater treatment plants
Laboratory analysis
What is essential for detecting trace levels of environmental pollutants from complex matrices?
Simple and quick procedures
Complex and tedious procedures
No instrumental analysis required
No sample preparation needed
Which concentration unit is commonly used for environmental pollutants present at trace levels?
Percent (%)
Parts per million (ppm)
Normality (N)
Molarity (M)
What is the study of the separation, identification, and quantification of the chemical components of natural and synthetic origins?
Environmental chemistry
Analytical chemistry
Pollution control chemistry
Toxicology
