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WorksheetsUnit 7 Review
Total questions: 23
Worksheet time: 27mins
Name
Class
Date
1.
A Biome covered with grasses is called....
a)
Grasslands
b)
Africa
c)
Meadow
d)
Forest
2.
This is the most important thing that makes each biome different from each other.
a)
Animals
b)
Location
c)
Climate
d)
People
3.
Which biome is the driest?
a)
Desert
b)
Tundra
c)
Taiga
d)
Rainforest
4.
Which biome is more likely to survive a change in the environment?
a)
High (rich) biodiversity
b)
Low (poor) biodiversity
5.
High biodiversity is
a)
having a lot of the same organism.
b)
having a few of the same organism.
c)
having a lot of variety of different organisms.
d)
only having one of each organism.
6.
What is ecological succession?
a)
A slow change in an environment
b)
A change that takes days in an environment
c)
No change
d)
Abiotic change
7.
What are examples of pioneer species in a primary succession?
a)
Bushes and Shrubs
b)
Oak trees
c)
Mossess and Lichens
d)
A rose Bush
8.
A pioneer species is...
a)
a large organism
b)
the first organisms to adapt to a new environment
c)
The best organism
d)
Abiotic organisms
9.
What is the most important function of pioneer species?
a)
To create rocks
b)
To create soil and add nutrients to the environment
c)
To look nice
d)
Food for animals
10.
A climax community is ….
a)
the beginning of a new ecological succession.
b)
the rocks in a new environment.
c)
the fire that will cause destruction.
d)
an area that reaches its greatest growing potential.
11.
What is the difference between primary and secondary succession?
a)
Primary succession already has soil.
b)
Primary has soil and secondary does not
c)
soil is present in both
d)
primary has no soil and secondary has soil
12.
A large tree forest is an example of ...
a)
a small community
b)
a abiotic community
c)
a climax community
d)
a pioneer species
13.
Climax communities are always large forests. (Hint; think of a desert environment)
a)
True
b)
False
14.
Why does primary succession take longer to reach climax community?
a)
Because trees do not perform photosyntheses.
b)
Because climax community is in a forrest.
c)
Because primary succession already has soil
d)
Because primary succession does not have soil
15.
Which is the correct order in primary succession?
a)
Rocks, Lichens & Mosses, Bushes & Shrubs, Trees
b)
Lichens & Mosses, Rocks, Trees, Bushes & Shrubs
c)
Trees, Bushes and Shrubs, Lichens & Mosses, Lichens & Mosses
d)
Rocks, Grass, Trees, Bushes & Shrubs
16.
First species to arrive in an area
a)
invasive species
b)
abiotic components
c)
pioneer species
d)
parasites
17.
Series of changes where other organisms have not previously lived
a)
primary succession
b)
secondary succession
c)
commensalism
d)
competition
18.
Series of changes where an existing community is destroyed
a)
primary succession
b)
secondary succession
c)
commensalism
d)
competition
19.
Stable, final stage of succession
a)
adaptation
b)
pioneer species
c)
niche
d)
climax community
20.
First species occuring in areas of primary succession are mosses and
a)
grasses
b)
wildflowers
c)
trees
d)
lichens
21.
Succession type?
a)
primary succession
b)
secondary succession
c)
tertiary succession
d)
variable succession
22.
Succession type?
a)
primary succession
b)
secondary succession
c)
tertiary succession
d)
variable succession
23.
Plant life starting to grow on a volcano
a)
primary succession
b)
secondary succession
c)
tertiary succession
d)
variable succession
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