Question 1 of 25
Hints left: 3
Q1
What’s the food chain in order
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A
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B
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C
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D
Q2
Organisms that break down dead things for food are:
Q3
What percent of Earth’s lands have humans developed and used for their on purposes?
Q4
Which cycle would be affected to the greatest extent by the destruction of the Earth’s huge rain forests?
Q5
A model used to show the transfer of matter and energy through an ecosystem is called a
Q6
What does a Primary Consumer eat?
Q7
symbiotic relationship in which one organisms benefits and the other organism is not affected
Q8
Which of the following is a density independent factor?
Q9
The following natural events will cause primary succession to occur:
Q10
Which is the correct order of the Earth’s Biosphere?
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A
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B
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C
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D
Q11
Exponential growth in a population slows down or stops as
Q12
Is this picture an example of a mutualistic symbiosis?
Q13
Wind causes several trees to fall in a forest ecosystem. This is an example of a/an
Q14
What is the relationship between particle size and permeability?
Q15
Some scientists think that global warming may be
Q16
The place where an organism lives and that provides the things the organism needs is called its
Q18
Which of the following is a biotic factor?
Q19
Burning firewood uses the process of
Q20
___ is the chemical process that plants use to change the sun’s energy into a food source (glucose).
Q21
Any living thing that gets the energy it needs by making its own food.
Q22
These kind of observations are made using instruments such as rulers, balances and thermometers.
Q23
Temperate grasslands are also known as
Q25
What is at the base of every food chain?