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WorksheetsSNC 1DI - Biology
Total questions: 23
Worksheet time: 21mins
Name
Class
Date
1.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
2.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
3.
What does a Primary Consumer eat?
a)
Tertiary Consumers
b)
Secondary Consumers
c)
Producers
4.
An organism that lives by breaking apart dead organic matter into simpler parts is...
a)
scavenger
b)
consumer
c)
decomposer
d)
carnivore
5.
A third-level consumer has to be which type?
a)
Carnivore.
b)
Decomposer.
c)
Producer.
d)
Herbivore.
6.
In a food web, arrows point at:
a)
who gets energy.
b)
who gets eaten.
7.
Which level will contain plants?
a)
A
b)
B
c)
C
d)
D
8.
Which level has the most energy available?
a)
producer
b)
primary consumer
c)
secondary consumer
d)
tertiary consumer
9.
How much energy is available to be passed on to the next trophic level in an ecosystem?
a)
100%
b)
10%
c)
50%
d)
75%
10.
What is a trophic level?
a)
Each level represented within a food chain or web.
b)
Levels of ecosystems that the world is divided into.
c)
Different levels of nutrients present within an organism.
d)
The levels of sunlight an autotroph needs to survive.
11.
What is one way that people add Nitrogen into the environment?
a)
By littering
b)
By using fertilizer on farms
c)
By burning fossil fuels
12.
True or False: All of the carbon in existence is continually recycled in the carbon cycle.
a)
True
b)
False
13.
Where does the carbon come from that plants use?
a)
Animals
b)
Water
c)
Air
d)
Connecticut
14.
What is one way that people add sulfur into the environment?
a)
Coal-fired power plants
b)
Driving cars
c)
Burning oil in our homes
d)
All of the above
15.
What is a negative effect of sulfur (especially sulfur dioxide) being released into the atmosphere?
a)
It creates acid rain
b)
It causes clouds to not form
c)
It makes the sky yellow
16.
___________________ washes agricultural wastes, including animal wastes, fertilizers, and pesticides, into bodies of water, causing algae to grow.
a)
Runoff
b)
Peak flow
c)
Groundwater
d)
Municipal sewage
17.
About 97% of the water on Earth is ___________________.
a)
fresh water
b)
groundwater
c)
salt water
d)
ice
18.
The ozone layer protects us from
a)
UV rays
b)
CFCs
c)
Increased atmospheric heat
d)
Decreased atmospheric heat
19.
Global warming is due to
a)
Greenhouse gases
b)
Nitric and sulfuric acids
c)
CFCs
d)
Ozone depletion
20.
Which of the following is a point source of water pollution
a)
runoff from farms or streets
b)
sediments from erosion
c)
an oil spill from a tanker
d)
acid rain from fuel emissions
21.
The fish-eating bird in this food chain likely have the LARGEST _________.
a)
concentration of DDT
b)
amount of energy
c)
biomass
d)
numbers
22.
What is Carrying Capacity?
a)
A type of limiting factor.
b)
The maximum number of individuals that an environment can support.
c)
The type of species.
d)
A kind of rabbit.
23.
What is biodiversity?
a)
The variety of species used for food sources
b)
The variety of exotic species
c)
The variety of extinct species
d)
The variety of life in the world or in a particular habitat or ecosystem.
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