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Chapter 6
Biomes and Aquatic Ecosystems
Question
• Name one biotic factor used to classify
biomes.
Answer
• Plant life
• Animal life
Question
• Name one abiotic factor used to classify
biomes.
Answer
• Climate
• Temperature
• Precipitation
Question
• What type of climate (temperature and
precipitation) would a biome with a high net
primary production have?
Answer
• Warm climate, lots of precipitation (wet)
Question
• Biomes are a group of ____________ that
share similar biotic and abiotic factors.
Answer
• Ecosystems
Question
• What describes average conditions,
temperature and precipitation, over long
periods in a given area?
Answer
• Climate
Question
• Climatographs are useful tools in describing a
biome’s climate. They typically show patterns
in annual __________ and ____________.
Answer
• Temperature and precipitation
Question
• What is the extended period of deep, sleeplike
inactivity that an animal enters for winter?
Answer
• Hibernation
Question
• What type of trees experience seasonal loss
leaves as an adaptation to their climate?
Answer
• Deciduous
Question
• What is the frozen underground soil called
that is found in the tundra?
Answer
• permafrost
Question
• The farther you travel from the equator, the
colder temperatures get. This is why areas
located at similar _________ tend to be
classified as the same biome.
Answer
• latitudes
Question
• What is the day-to-day conditions in Earth’s
atmosphere like “sunny and humid” or “cold
and snowy” called?
Answer
• Weather
Question
• ________ ___________ results in the survival
and reproduction of organisms best suited to
their current environment.
Answer
• Natural Selection
Question
• For a given biome, which would be greater,
gross primary production or net primary
production?
Answer
• Gross primary production
Question
• Net primary production is the organic matter
or biomass, that remains after ________
_____________.
Answer
• Cellular respiration
Question
• Which biome receives more rain than any
other biome?
Answer
• Tropical rain forest
Question
• What are plants that grow on other plants
rather than in the soil called?
Answer
• Epiphytes
Question
• What is a deep, sleeplike, period of dormancy
some animals enter in response to dry
conditions?
Answer
• Estivation
Question
• Why is migration so common in the savanna?
Answer
• Animals need to move around in search of
available water
Question
• In which biome do plants typically have large
flat leaves in order to maximize the available
amount of sunlight?
Answer
• Tropical rain forest
Question
• Which is the driest biome on Earth?
Answer
• The desert
Question
• The largest extent of this biome occurs in the
Pacific Northwest coast of the United States.
Answer
• Temperate rain forest
Question
• What are trees that produce seed bearing
cones called?
Answer
• Coniferous
Question
• In which biome would you most likely find
burrowing animals due to the lack of cover
from predators?
Answer
• Temperate Grassland/Praire
Question
• In which biome would you moss likely find the
forest floor covered in moss?
Answer
• Temperate rain forest
Question
• The majority of which biome has been
converted for agriculture purposes because of
its fertile soil?
Answer
• Temperate Grassland
Question
• List up to 4 important functions of wetlands.
(1 point each)
Answer
• Prevent flooding, purify water, recharge
aquifers, provide habitats for many species
Question
• What term refers to the amount of salts
dissolved in water?
Answer
• Salinity
Question
• In aquatic ecosystems, photosynthesis by
aquatic plants and phytoplankton is mainly
limited by the availability of what?
Answer
• Light
Question
• In which vertical zone of an aquatic ecosystem
is there no sunlight available photosynthesis
can not occur?
Answer
• Aphotic
Question
• In a standing freshwater aquatic ecosystem,
which horizontal zone is the shallow, near
shore portion?
Answer
• Littoral Zone
Question
• Name up to 4 standing freshwater
ecosystems. (1 point each)
Answer
•
•
•
•
Ponds
Lakes
Inland seas
Wetlands
Question
• Areas nearest a river’s course that are flooded
periodically are said to be within the river’s
_________ __________.
Answer
• Flood Plain
Question
• What are bodies of water that occur where
rivers flow into an ocean or inland sea called?
Answer
• Estuaries
Question
• Which horizontal zone of the ocean extends
out from the low tide mark to the edge of the
continental shelf?
Answer
• Neritic Zone
Question
• What are areas of land that are flooded with
water at least part of the year called?
Answer
• Wetlands
Question
• Organisms that have adaptations that enable
them to avoid being carried away by swift
currents are more likely to live near the source
or mouth of a river?
Answer
• Source
Question
• Water in an estuary is said to be _______
because it is a mixture of freshwater and
saltwater.
Answer
• Brackish
Question
• In which horizontal zone of the ocean must
organisms be adapted to tremendous
extremes in temperature, salinity, moisture,
and sun exposure.
Answer
• Intertidal Zone
Question
• List up to 4 types of wetlands. (1 point each)
Answer
• Marshes, bogs, fens, swamps
Question
• Which horizontal zone of a freshwater
ecosystem is located farthest from the shore
and has NO rooted plants?
Answer
• Limnetic Zone
Question
• A hiker scaling what type of land formation in
Ecuador could begin in tropical rain forest and
end amid glaciers in alpine tundra?
Answer
• Mountain
Question
• Why do plants in the tundra tend to be short?
(3 acceptable answers)
Answer
• Harsh winds
• Nutrient-poor soil
• Freezing temperatures
Question
• In which biome would you most likely see
shrubs, small trees, and succulent thickets?
Answer
• Chaparral
Question 1
• Environmentally responsible travel to
protected areas for the purpose of
appreciating nature, promoting conservation,
and providing benefits to local peoples is
known as ____________.
Answer
• ecotourism
Question 2
• What is the difference in DNA among
individuals within species and populations
called?
Answer
• Genetic diversity
Question 3
• A stable ecosystem is both _________ and
_____________.
Answer
• Resistant and resilient
Question 4
• What is the variety of life across all levels of
ecological organization called?
Answer
• biodiversity
Question 5
• Biodiversity if important to the field of
_________ because many treatments,
including some for cancer and heart disease,
come from plant compounds.
Answer
• medicine
Question 6
• Economically valuable services and products
that biodiverse ecosystems provide are
called…
Answer
• Ecosystem services
Question 7
• List one ecosystem service.
Answer
• Purification of air and water, control of pests
and disease, decomposition of waste, provides
food, fuel and fiber
Question 8
• The number and variety of ecosystems within
a given area is called…
Answer
• Ecosystem diversity
Question 9
• Which group of animals has the greatest
known species diversity?
Answer
• insects
Question 10
• At what location on the globe would you
expect to find Earth’s greatest biodiversity?
Answer
• At the equator
Question 11
• A large area of farmland would have high or
low ecosystem diversity?
Answer
• low
Answers
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
Ecotourism
Genetic Diversity
Resistant and resilient
Biodiversity
Medicine
Ecosystem services
Purification of air and water, control of pests and disease,
decomposition of waste, provides food, fuel and fiber
Ecosystem diversity
Insects
Equator
Low