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ESS Grade 10 Topics 1&2 Flashcards | StudBud
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ESS Grade 10 Topics 1&2
ESS Grade 10 Topics 1&2
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1
Chemical energy in the form of sugars moving from a herbivore to a carnivore is an example of a(n) ___.
transfer
process
transformation
output
2
A community is composed of
one species of organism living in a specific environment on Earth.
potentially interacting populations of different kinds of organisms.
the factors that constitute an organism's niche.
living organisms and their nonliving environment.
3
What type of system is this?
Isolated
None
Open
Closed
4
The more diverse/complex an ecosystem, the more resilient it tends to be due to more interactions between species.
True
False
5
The sum total of a population's use of the biotic and abiotic resources of its habitat constitutes its
range
evolution
niche
environment
6
The number of species in a community is called the
species richness
species population
species diversity
species index
7
During transfers and transformations, energy is lost from systems leading to what form of energy
New System
New Energy
All
Entropy
8
Who put more value on nature than humanity from the following.
Ecologist
Deep Ecologists
Both
9
Different forms of energy include light, heat, and kinetic.
True
False
10
Sampling method used to compare 2 habitats or the change in one habitat over time
Abundance of Motile Organism (Lincoln index)
Species Diversity (Simpson's Diversity Index)
Abundance of Non-motile Organisms (Transects)
All
11
Which of the following is a fossil fuel?
Biomass
Coal
Wind
Solar energy
12
An extreme technocentric view is the cornucopian viewpoint.
True
False
13
he amount of energy/biomass that a producer takes in that it actuallykeeps (and doesn’t use for respiration).
NSP
GPP
NPP
R
14
A fire burning wood (chemical energy) releases light and heat energy. This is an example of a(n) ___.
transformation
output
process
transfer
15
An extremely dry area with little water and few plants
Grasslands
desert
coniferous forest
rainforest
16
Fossil fuels are classified as nonrenewable because they.......
can be found all over
provide all the energy we use
take millions of years to replace
require expensive equipment
17
For a given area and time period, the amount of solar energy converted to chemical energy in organic compounds is called
secondary succession
primary production
secondary production
primary succession
18
Invasive species alter the ecosystem by ______ in number quickly. This leads to ______ food for the native species.
increasing, less
decreasing, more
increasing, more
decreasing, less
19
The food that an animal consumes, with faecal losses and respiration subtracted.
NPP
NSP
R
GPP
20
Which of the following statements regarding food webs is
true
?
A consumer eats only one type of producer.
Several sp. of primary consumers may feed on the same species of producer.
Detritivores consume dead organic matter from a specific trophic level.
Nutrient transfer moves from producer to consumer and back.
21
What is an invasive species?
An organism that is new to an envi. and has a negative effect on that envi.
A native (naturally found) species which are added to an area
none of the above
A keystone species in an environment
22
In a negative feedback loop, each action creates a consequence that _____________________ the other action.
amplifies
has no effect on
decreases
23
Which of the following statements about pollution is NOT true?
Pollutants enter the envi. in a location or quantity that causes changes.
Pollution may be a substance or energy.
Pollutants are all man made.
24
In an ecosystem, you would expect to find interspecific competition between
males and females of a species in which both sexes occupy the same niche.
two wasp species that mimic each other's appearance.
populations of two species that occupy the same niche.
a prey species and its predator.
25
An isolated system exchange matter or energy with its surroundings.
True
False
26
Which statement gives the best place to start pollution management?
Alter the activity that is producing the pollutant.
Clean up the pollutant and restore the ecosystem.
Control the release of the pollutant through legislation.
None of these are a good pollution management approach.
27
An owl and a hawk both eat mice. Which of these describes the relationship between a hawk and an owl?
predation
parasitism
competition
mutualism
28
CH₄ gas is released into the environment. The greenhouse effect is enhanced. The Earth warms, melting more permafrost.
Negative Feedback Loop
Positive Feedback Loop
29
Body temperature regulation is an example of a ______________ feedback.
positive
negative
30
What can be used to predict how global surface temperature will change during the 21st Century.
Systems
Model
Both
31
An environmental value system can be influenced by cultural, religious, economic, and socio-cultural context.
True
False
32
During ecological succession, the species composition of a plant community generally
changes until forest is established and a single species remains.
changes gradually because each species responds diff. to the changing envi.
changes from a diverse community to less diverse community
remains stable as long as climate, human interference remain constant
33
Which of the following is a renewable resource?
Coal
Oil
Natural Gas
Solar
34
Which of the following are characteristics of a good model?
All the responses are correct.
Can compare poorly understood to well-understood aspects of the real world
The model explains how a complex phenomena arises from simpler phenomena.
The model is testable and generates predictions
35
Movements of energy or matter out of a system is called...
Output
Transfer
Transformation
Input
36
Decrease in local water circulation in the Amazon could lead to a tipping point being reached,leading to desertification
True
False
37
What does being sustainable mean?
Reducing the amount of items that we use daily
Not using anything made of plastic
Making more items we need before resources run out
Using natural resources in a way that we can continue doing for a long time
38
Sampling method used to determine the abundance of non-motile organisms.
Actual Count, Lincoln Index
Simpson Diversity Index
Transects and Quadrants
All
39
Why do populations of invasive species grow so quickly?
They help keep the ecosystems in balance.
They have no predators.
They are prey to many animals.
They are native to the area.
40
The total amount of energy in a system does not change along with the amount of available energy also don’t change.
True
False
41
Which one that can improve your sustainable lifestyle?
recycle and reuse
always buy bottle water
do not want to use public transportation
taking longer showers
42
Which of the following pollutants must be present for the formation of smog and ground level ozone?
Nitrogen oxides (NOX).
Mercury
Sulphur dioxide (SO2)
Particulate matter
43
What is biodiversity?
Different abiotic factors in an ecosystem.
Different types of animals in an ecosystem.
Different types of plants in an ecosystem.
Different types of life in an ecosystem.
44
Camouflage typically evolves as a result of
mutualism
predation
interspecific competition
herbivory
45
An area of lush vegetation and year-round rainfall
Tundra
Grasslands
Rainforest
Taiga
