5th 6 Weeks Review

1
5th 6 Weeks Review
2
Which of the following is a living factor in the
environment?

• A animals
• B air
• C sunlight
• D soil
• Correct Answer A- Animals

3
What is made up of the populations in an area?

• A niches
• B habitats
• C community
• D ecosystem
• Correct Answer C- Community

http//www.3dfoilart.com/images/serengeti.jpg
4
What does the number of individuals in a
population that occupies an area of a specific
size describe?

• A clumping
• B size
• C spacing
• D density
• Correct Answer D- Density

www.westhouston.org/coh_demographics.htm
5
Which of the following animals is an example of a
herbivore?

• A wolf
• B moss
• C tree
• D rabbit
• Correct Answer D- Rabbit

6
What term best describes a symbiotic relationship
in which one species is helped and the other is
harmed?

• A mutualism
• B parasitism
• C commensalisms
• D consumerism
• Correct Answer B- parasitism

www.brilliant-creations.com/parasite.htm
7
Which of the following conditions tends to
increase the size of a population?

• A births exceed deaths
• B population size exceeds the carrying capacity
• C movements out of an area exceed movements into
  the area
• D Severe drought
• Correct Answer A- births exceeds deaths

8
Which of the following is most likely to be a
limiting factor in a population of fish living in
the shallow water of a large lake?

• A sunlight
• B water
• C food
• D soil
• Correct Answer C- food

http//www.fhwa.dot.gov/environment/ecosystems/or1
sam.jpg
9
Which of these organisms is a producer?

• A mole
• B owl
• C whale
• D oak tree
• Correct Answer D- oak tree

student.lakeareatech.edu/colclazj/intern/
10
Which pairs of words is incorrect?

• A Black bear-carnivore
• B Grasshopper-herbivore
• C Pig-omnivore
• D Lion-carnivore
• Correct Answer
• A- Black Bear is a omnivore

http//www.windowsintowonderland.org/bears/images/
grizzly/eatelk.jpg
11
What are tundra and desert examples of?

• A ecosystem
• B biomes
• C habitats
• D communities
• Correct Answer B - Biomes

12
What is a hot, dry biome called?

• A desert
• B tundra
• C coral reef
• D grassland
• Correct Answer A - dessert

13
Where would organisms that are adapted to live in
freshwater and salt water be found?

• A lake
• B estuary
• C open ocean
• D intertidal zone
• Correct Answer B - estuary

14
Which biome contains the largest number of
species?

• A taiga
• B temperate decorous forest
• C tropical rain forest
• D grassland
• Correct Answer C tropical rain forest

• http//en.wikipedia.org/wiki/Chameleon

15
Which biome contains mostly frozen soil called
permafrost?

• A taiga
• B temperate rain forest
• C tundra
• D temperate deciduous forest
• Correct Answer C - Tundra

16
A new island is formed from a volcanic eruption.
Which species probably would be the first to grow
and survive?

• A oak trees
• B lichens
• C grasses
• D ferns
• Correct Answer B - Lichens

http//en.wikipedia.org/wiki/Lichens
17
What would the changes in communities that take
place on a recently formed volcanic island best
be described as?

• A primary succession
• B secondary succession
• C tertiary
• D magma
• Correct Answer A Primary Succession

18
What is the stable stage of succession?

• A pioneer species
• B climax community
• C limiting factors
• D permafrost
• Correct Answer B Climax Community

http//en.wikipedia.org/wiki/Climax_community
19
Which of the following aquatic ecosystems would
have the lowest salinity?

• A estuaries
• B rivers
• C coral reef
• D open oceans
• Correct Answer B - rivers

http//en.wikipedia.org/wiki/Rivers
20
Which ecosystem would experience the most drastic
changes in a 24-hour period?

• A open ocean
• B intertidal zone
• C lake
• D coral reef
• Correct Answer B intertidal zone

http//en.wikipedia.org/wiki/Intertidal_zone
21
A farmer noticed a large quantity of aphids in
his garden. The next day he purchased a large
quantity of lady bugs and released them into his
garden. What is the likely hypothesis he was
trying to test?
22
Answer is

• Predator - Prey

23
Give at least one reason why many animals that
live in the desert are able to survive without
directly drinking water.
http//en.wikipedia.org/wiki/Kangaroo_rat
24
Answer is

• Desert animals get water from the plants they eat.