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6th Grade-unit 6 Populations
Test Description: Unit 6 test on populations and communities
Instructions: Answer all questions to get your test result.
1) looking like an animal that is dangerous to a predator is an effective means of avoiding being eaten and is called
A
copying
B
cryptic coloring
C
mimicking
D
camouflage
2) Porcupines make it very difficult for predators to eat them because of their
A
quick speed
B
sharp quills (spines)
C
good hiding skills
D
camouflage
3) this form of camoflague allows the animal to blend in with its environment to avoid being detected
A
camouflage
B
false features
C
mimicking
D
cryptic coloration
4) When a population reaches the maximum number of organisms that the environment can support, it has reached its
A
maximum capacity
B
total population
C
maximum population
D
carrying capacity
5) All the populations of species that live in the same habitat and interact with each other are called a
A
population
B
community
C
ecosystem
D
habitat
6) Lizards, snakes, and cacti are all part of a _____________ community
A
deciduous forest
B
desert
C
rainforest
D
tundra
7) When two or more organisms try to use the same resources for food, water, shelter, and space, it is called
A
sharing
B
territory
C
competition
D
commensalism
8) Animals can use ____________ as a very effective means of escaping predators
A
hiding
B
playing dead
C
eyesight
D
speed
9) another word for living together is
A
friendship
B
population
C
symbiosis
D
community
10) When two different organisms live together in a close relationship, it is called
A
population
B
symbiosis
C
community
D
friendship
11) when 2 organisms live together but one of them is harmed, the relationship is called
A
parasitism
B
mutualism
C
commensalism
D
symbiotic
12) This type of relationship has advantages for both partners
A
mutualism
B
commensalism
C
parasitism
D
symbiosis
13) The dart frog uses __________ to deter its attackers.
A
chemicals (poison)
B
camoflauge
C
speed
D
sharp spines
14) a bee and a flower have this type of relationship
A
commensalism
B
mutualism
C
parasitism
D
none of these
15) Some examples of _____________ include ticks, lice, and mites
A
pests
B
animals
C
parasites
D
insects
16) Bacteria living in the human gut have this type of relationship with humans
A
commensalism
B
none of these
C
mutualism
D
parasitism
17) Members of different species that live in the same area are part of the same population
A
false
B
true
18) Squirrels are always social animals that perform all of their daily tasks in groups.
A
true
B
false
19) If there were no predators, the prey species could live on and on
A
true
B
false
20) spanish moss on a tree is an example of
A
parasitism
B
none of these
C
commensalism
D
mutualism
*select an answer for all questions
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