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WorksheetsFlow of Energy, Biodiversity, and Ecological Succession
Total questions: 30
Worksheet time: 29mins
Biodiversity means ________________.
there is only one species in an area.
the different amount of species, or variety, in a given area.
the different abiotic factors in a given area.
nitrogen fixation.
What is the difference between biotic and abiotic?
Biotic refers to non-living factors in an ecosystem.
Abiotic refers to the living species in an area.
Biotic refers to living species, while Abiotic factors are non-living.
Biotic is non-living, Abiotic is living.
What type of succession is shown going from figure A to figure B?
Primary succession
Eutrophication
Secondary succession
Intermediate succession
This diagram shows a situation of Primary Succession, but the pictures are out of order. What is the correct order of succession?
A, B, C, D
B, A, D, C
C, D, A, B
D, A, B, C
A garden was cleared out, but had to be left alone for a month. What would you expect to see?
Lichens and mosses
Grasses and weeds
A fully blossomed garden
Bushes and small trees
Which form of succession starts with bare rock, followed by lichen as the pioneer species?
Primary succession
Secondary succession
Royal succession
All of the above
The first organisms that appear in an ecological community are called....
ecological succession
primary succession
secondary succession
pioneer species
The picture shows what type of succession?
Primary succession
Secondary succession
Chronological succession
Familial succession
How would the biodiversity of this ecosystem be affected if the lantern fish disappeared?
The ocean sunfish population would increase.
The large shark population would die out.
The squid would die out.
There would be no change.
The ultimate source of energy in our Solar System comes from:
our water sources (oceans, glaciers, etc.)
our atmosphere and the oxygen we breathe.
the nearest star, our sun.
forces within the earth's core that come up when volcanos erupt.
How does energy flow through ecosystems?
The sun --> producers --> consumers --> decomposers
Producers--> the sun --> decomposers --> consumers
Decomposers-->consumers-->autotrophs-->sun
Which of the following is an herbivore?
Cricket
Frog
Hawk
Shrew
Which of the following lists are producers?
Bat, lion, and dog.
Wal-Mart, Toys-R-Us, and Game Stop.
Rabbit, Hedgehog, Grasshopper
Tree, grass, and flowers.
What term do scientists use to describe animals that hunt and kill other organisms for their food?
Hebivore
Carnivore
Omnivore
Sycamore
An animal that eats both plants and other animals is called an ______________.
Decomposer
Herbivore
Carnivore
Omnivore
An animal that eats only plants and other producers is an ____________.
Herbivore
Omnivore
Carnivore
Sycmore
Why do scientists draw food chains?
To show the path of food from producers to decomposer.
To show the path of water through living organisms.
To show the path of food among all living organisms.
To show how energy flows between organisms.
Which biome has the greatest biodiversity?
Desert
Sand
Tundra
Rainforest
What do biologists call an ecosystem that has reached it's maximum potential?
Rainforest
Environment
Climax Community
Biome
Which biome is more likely to survive a change in the environment?
One that is high (rich) in biodiversity.
One that is low (poor) in biodiversity.
Sustainability refers to.......
how many species are present in an ecosystem.
when a species goes extinct.
how long a species lives.
the ability to maintain ecological processes over long periods of time.
In a grassland ecosystem, lions prey on wildebeest. The population of lions has declined steadily because of illegal hunting. What will most likely happen to the population of wildebeest?
The wildebeest population will increase
The wildebeest population will decrease
The wildebeest population will remian the same
