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WorksheetsENVIRONMENT
Total questions: 21
Worksheet time: 34mins
Name
Class
Date
1.
What is the term used to describe all non-living things in an ecosystem?
a)
Biotic Factors
b)
Abiotic Factors
c)
Environmental Factors
d)
Population
2.
These are organisms that creates their own food such as plants and trees.
a)
Population
b)
Community
c)
Producers
d)
Consumers
3.
When a plant is eaten by a grasshopper, the grasshopper is called
a)
Producer
b)
Primary consumer
c)
Secondary consumer
d)
Tertiary consumer
4.
When a plant is eaten by a caterpillar and the caterpillar is eaten by a frog, the frog belongs to
a)
Producer
b)
Primary consumer
c)
Secondary consumer
d)
Tertiary consumer
5.
Which among the following can feed on deers?
a)
boar
b)
tiger
c)
horse
d)
squirrel
6.
Who is the producer in this food chain?
a)
Grass
b)
Grasshopper
c)
Mouse
d)
Ow
7.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
8.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
9.
What does a Primary Consumer eat?
a)
Tertiary Consumers
b)
Secondary Consumers
c)
Producers
10.
Which organism recieves the least amount of energy from the producer?
a)
Owl
b)
Grasshopper
c)
Lilypad
d)
Mouse
11.
In this energy pyramid, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
12.
All food webs and food chains begin with _________________.
a)
primary consumer
b)
producers
c)
secondary consumers
d)
predators
13.
The diagram represents a pyramid of energy in an ecosystem. Which level would most likely contain organisms that do photosynthesis?
a)
A
b)
B
c)
C
d)
D
14.
A tertiary consumer has to be which type?
a)
Carnivore.
b)
Decomposer.
c)
Producer.
d)
Herbivore.
15.
Why do ecologists often graph relationships in an ecosystem as a pyramid?
a)
To simplify the complexities of the ecosystem
b)
To analyze feeding relationships
c)
To assess the biodiversity of the ecosystem
d)
To define niche of different organisms in a ecosystem.
16.
What does a pyramid of numbers compare?
a)
the number of individual organisms at each trophic level
b)
the number of individuals in each population
c)
the number of predators and prey in an ecosystem
d)
the number of different populations at each trophic level
17.
What level often has the most number of organisms in a pyramid of numbers?
a)
the bottom level (producers)
b)
the second level (herbivores)
c)
the third level (primary carnivores)
d)
the top level (secondary carnivores)
18.
Snakes eat many types of small mammals including mice and rabbits as well as other lizards. Snakes would best be classified as a -
a)
producers
b)
herbivores
c)
carnivores
d)
omnivores
19.
Which organism in this food chain is a producer?
a)
Fish
b)
Grass
c)
Grasshopper
d)
Hawk
20.
Which organism in this food chain is a tertiary consumer?
a)
Fish
b)
Grass
c)
Grasshopper
d)
Hawk
21.
In this food pyramid, which level has the greatest amount of energy?
a)
Producers
b)
Primary Consumers
c)
Secondary Consumers
d)
Tertiary Consumers
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