Pierce College » Geography » Geog 001 - Physical Geography » Spring 2022

Geog 001 - Physical Geography » Spring 2022 » Exam 3

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Question #1

Ecosystems can be very subjective in size. The largest, most recognizable ecosystems are called biomes

A. TRUE

B. FALSE

Question #2

Which best describes the relationship between two dissimilar organisms that live together without any interaction, and without any benefit or injury on either side

A. Mutualism

B. Parasitism

C. Commensalism

D. Estivation

Question #3

Porosity and permeability are two very important characteristics of the rocks composing an aquifer.

A. FALSE

B. TRUE

Question #4

Plants that perish during winter time are called:

A. Evergreen

B. Perennials

C. Broadleaf

D. Annuals

Question #5

If we analyze a soil profile we expect to observe

A. Soil horizons

B. Absolutely nothing

C. Soil profiles

D. Can't tell for sure

Question #6

The following is/are true about the tropical savanna

A. It often has trees scattered around

B. All of these are correct

C. Is home to large herbivores

D. It has a rainy season and a dry season

Question #7

The following is/are NOT true about invasive species

A. They can lead to the extinction or decline of native species

B. The often take over niches occupied by native organisms

C. They are nonnative species that establish themselves in a new environment

D. They are great for the ecosystems, as they increase biodiversity

Question #8

Which of the following is not a hygrophytic adaptation?

A. Ability to live completely or partially immersed in water

B. Wide trunks and extensive anchoring root systems

C. Small leaves and thorns

D. Flexible, pliable stems

Question #9

Which of the following are found at the base of the food chain, thus significantly impacting the biodiversity of an ecosystem

A. Producers

B. Secondary consumers

C. Omnivores

D. Decomposers

Question #10

What is regolith?

A. Pores in the soil that hold air and water

B. Layer of broken rock and rock particle in soil

C. None of these

D. Organic material

Question #11

What are endemic species

A. A variety of plant or animal found in one location or region and nowhere else

B. The same as exotic species

C. Species that are extinct

D. Species of plant that can be found pretty much everywhere on Earth

Question #12

The largest portion of the world ocean is

A. The Pacific

B. The Atlantic

C. The Indian

D. The Antarctic

Question #13

Through plant respiration some carbohydrates and oxygen are lost.

A. TRUE

B. FALSE

Question #14

Topography does NOT play a role in the distribution of plant species

A. TRUE

B. FALSE

Question #15

Which of the following is NOT true about tides

A. They are fairly predictable

B. They are caused by the gravitational pull of the Sun and the Moon

C. They vary in amount and intensity around the globe

D. They are totally irrelevant as they do not change the sea level by more than a few inches

Question #16

Biodiversity refers to

A. Non-living components of an ecosystem

B. The number of species in one area

C. The number of plants only, but not animals

D. How colorful the animals in an area

Question #17

Most of the world's water is found in

A. In the ice sheets

B. The oceans

C. Scattered in streams and lakes

D. Huge and deep underground reservoirs

Question #18

All exotic species can be considered invasive species

A. FALSE

B. TRUE

Question #19

Which of the following can impact the reproductive success of species

A. All of these

B. Failure of food supply

C. Changing environmental conditions, like climate change

D. Heavy predation

Question #20

The following is/are true about wildfires

A. None of the choices

B. They are a type of disturbance

C. All of these are true

D. Many ecosystems are adapted to deal with it

E. They may be enhanced by human activities

Question #21

The branch of geography which studies the distribution of plant and animal species is called

A. Biology

B. Geomorphology

C. Paleoclimatology

D. Biogeography

Question #22

Which of the following is/are NOT an invertebrate?

A. Insects

B. Crustaceans

C. Mollusks

D. Reptiles

Question #23

Humus refers to

A. Fully decomposed organic matter

B. Inorganic material in soil

C. Soil drainage

D. Parent material

Question #24

Which of these is NOT a trophic level

A. Uninformed consumer

B. Secondary consumer

C. Producer

D. Tertiary consumer

Question #25

An ecotone is the transition area between two biomes.

A. FALSE

B. TRUE

Question #26

Which one of the following is not a tropical biome?

A. Tropical deciduous forest

B. Tropical rain forest

C. Mediterranean scrub

D. Savanna

Question #27

What is NOT an outcome of tropical rain forest removal

A. Soil erosion

B. Water quality issues

C. Loss of biodiversity

D. Increased oxygen production

Question #28

The following is/are true about ecological niche

A. They refer to the role of the organism in an ecosystem

B. They are specific to each organism

C. The same ecological niche cannot be occupied by more than one species

D. All of these

Question #29

What happens to pollutants in the food web

A. They bio-magnificate as they accumulate in the fatty tissues of large predators

B. They disappear

C. They are being removed by decomposers

D. They become diluted

Question #30

Partly landlocked portions of the ocean are known as

A. Ice sheets

B. Lakes

C. Swamps

D. Seas, gulfs and bays

Question #31

Landscapes dominated by trees with no interlaced canopies are called

A. Forests

B. Grasslands

C. Shrublands

D. Woodlands

Question #32

Although human may impact ecosystems to a certain extent, generally there is not much damage to ecosystems that results directly from human activity.

A. TRUE

B. FALSE

Question #33

Time is not a factor in soil formation. As a renewable resource, soil is always being formed faster than is being depleted.

A. FALSE

B. TRUE

Question #34

There are two types of aquifers based on the ability of the water to permeate through the upper levels of soils and rock:

A. Present or not present

B. Confined and unconfined

C. Aquifers are a myth

D. None of these

Question #35

A secondary consumer is most likely to eat

A. A secondary consumer does not eat anything

B. Mainly tertiary consumer

C. Mainly primary consumers

D. Mainly secondary consumers

Question #36

Trophic relationship refers to

A. Weather patterns in an ecosystem

B. Feeding patterns in an ecosystem

C. Migration patterns in an ecosystem

D. Breeding patterns in an ecosystem

Question #37

The outputs of photosynthesis are

A. Protein and fats

B. Carbohydrates and oxygen

C. Oxygen and light

D. Water, carbon dioxide, and light

Question #38

The term "thermohaline circulation" refers to

A. Slow, deep ocean circulation

B. Atmospheric circulation

C. Surface ocean currents

D. None of the above

Question #39

In ecosystems that undergo periodic natural disasters such as flooding or wildfires we are most likely to observe

A. Primary succession

B. Secondary succession

C. Extinction

D. None of the above

Question #40

On mountains, the delineation between forest and tundra is known as

A. Tree limit

B. Scrubland

C. Treeline

D. Swamp

Question #41

Groundwater is a sensitive resource because

A. It relies on precipitation to recharge

B. It can be compromised through pollution

C. All of these

D. It can be over-extracted

Question #42

Which of the following is/are components of soil?

A. Organic material

B. Water

C. Air

D. All of these are components of soil

Question #43

A landscape covered in standing, shallow water covered in trees is called

A. Woodland

B. Swamp

C. Marsh

D. Forest

Question #44

Most of the animals on the Earth are

A. Mammals

B. Invertebrates

C. Vertebrates

D. Birds

Question #45

A iceberg is a portion of continental ice still attached to the continental landmass

A. TRUE

B. FALSE

Question #46

The term fauna refers to

A. Flowers

B. Rocks

C. Animals

D. Plants

Question #47

A. Thick soils with rapid drainage

B. Thick soil with poor drainage

C. Thin soils with rapid drainage

D. None of the above

Question #48

Which of the following is NOT a xerophytic adaptation?

A. Root systems adapted to the type of moisture available

B. Thorns and spikes

C. Shiny and/or white leaves

D. Wide trunks and extensive anchoring root systems

Question #49

An ecosystem generally has two types of components:

A. Nice and not very nice

B. Underground and above ground

C. Biotic and abiotic

D. Soils and minerals

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