Local.brookings.k12.sd.us



NAME ___________________________

BIOSPHERE TEST (Chapter 3 & 4-2)

MULTIPLE CHOICE:

Write the letter of the answer that best completes the statement on the blank to the left.

_______ The branch of biology dealing with the interactions among organisms and between organisms and their environment is called ________________________.

A. zoology

B. recycling

C. ecology

D. greenology

_______ A ___________________ is a group of organisms so similar to one another that they can breed and produce fertile offspring.

A. community

B. species

C. biome

D. ecosystem

______ An organism’s “occupation” or ________________ includes all the physical and biological conditions in which it lives, such as what it eats, what eats it, when and

how it reproduces, etc.

A. niche

B. habitat

C. ecosystem

D. ecology

_______ Each step in a food chain or web is called a __________________.

A. energy trap

B. food group

C. ecology group

D. trophic level

______ Heterotrophs are also called ________________.

A. autotrophs

B. consumers

C. producers

D. photosynthesizers

______ This is an example of ____________________

A. parasitism

B. mutualism

C. commensalism

D. predation

_______ [pic]

The algae in the diagram above are _____________________

A. consumers

B. decomposers

C. predators

D. prey

E. producers

_______ A wolf stalks, kills, and then eats a rabbit. What type of animal interaction describes this relationship?

A. competition

B. cooperation

C. symbiosis

D. predation

_______ What can happen after a lake receives a large input of a limiting nutrient?

A. an algal bloom occurs

B. algae die and decomposers take over

C. carbon compounds are recycled

D. transpiration returns nitrogen to the atmosphere

_______ The physical, or non-living factors that shape an ecosystem such as weather, nutrient availability, soil type, and sunlight are called _________________ factors.

A. biotic

B. abiotic

______ The movement of energy and matter through ecosystems are different because _____________

A. energy is recycled and matter flows in one direction

B. energy flows in one direction and matter is recycled

USE THE DIAGRAM AT THE RIGHT TO ANSWER THE FOLLOWING ?’s:

______ The diagram at the right is an example of a ___________________.

A. food chain

B. food web

C. food pyramid

D. biogeochemical cycle

______ An example of an herbivore in the diagram

at the right is the ___________________

A. tree

B. wolf

C. shrew

D. deer

_______ All food chains/webs have ___________________ as their first trophic level.

A. predators

B. decomposers

C. producers

D. consumers

______ An example of an autotroph in the diagram at the ABOVE is the _____________________

A. corn

B. grasshopper

C. deer

D. rabbit

_______ What do you think would happen to the shrew population if most the rabbits in this ecosystem caught rabbit fever and died?

A. it would increase

B. it would decrease

C. it would stay the same; shrews don’t eat rabbits.

* * * * * * * * * * * * * * *

MATCH THE TYPE OF SYMBIOSIS WITH ITS DEFINITION

_______ The type of symbiosis in which both organisms benefit

A. PARASITISM

_______ The type of symbiosis in which one organism benefits B. COMMENSALISM

but another is harmed C. MUTUALISM

_______ The type of symbiosis in which one organism benefits,

but the other is neither helped nor harmed

BIOGEOCHEMICAL CYCLES:

USE YOUR DIAGRAMS TO ANSWER THE FOLLOWING

______ Which of the following is NOT recycled in the biosphere?

A. energy

B. nitrogen

C. carbon

D. water

______ Which biogeochemical cycle does NOT involve a stage where the chemical enters the atmosphere?

A. carbon cycle

B. water cycle

C. phosphorus cycle

D. nitrogen cycle

______ In what process do plants take carbon dioxide from the atmosphere?

A. cellular respiration

B. photosynthesis

C. denitrification

D. transpiration

_______ Carbon cycles through the biosphere in all of the following EXCEPT ___________________

A. photosynthesis

B. transpiration

C. burning fossil fuels

D. decay of dead plants and animals

______ WHICH OF THE FOLLOWING IS NOT A WAY CARBON IS STORED IN THE BIOSPHERE?

A. in the atmosphere as CO2

B. underground as fossil fuels and calcium carbonate rock

C. in the oceans as dissolved CO2

D. as nitrates used by plants

______ Bacteria that live on plant roots and in soil _____________________________

A. change nitrogen gas into ammonia and nitrates/nitrites

B. undergo transpiration

C. decompose fossil fuels into glucose and H2O

D. change phosphorus in soil into atmospheric phosphorus gas

______ Name the group of organisms that keep matter cycling between the living and non-living parts of the ecosystem.

A. carnivores

B. herbivores

C. decomposers

______ One man-made source of NITROGEN found in the SOIL is ________________________.

A. burning fossil fuels

B. farmers putting fertilizer on crops

C. respiration by humans

D. volcanic activity

______ The two ways WATER returns to the atmosphere in the water cycle are __________________

A. nitrogen fixation and denitrification

B. burning fossil fuels and decomposition

C. condensation and photosynthesis

D. transpiration and evaporation

______ CARBON is returned to the atmosphere by __________________________.

A. burning fossil fuels

B. evaporation

C. photosynthesis

D. denitrification

______ Humans get the NITROGEN they need from _____________________________.

A. photosynthesis

B. taking it from the atmosphere when we breathe

C. denitrification

D. the food we eat

______ In which cycle do bacteria play a role to keep matter cycling between land and atmosphere?

A. carbon

B. water

C. nitrogen

D. phosphorus

* * * * * * * * * * * * * * *

MATCH THE VOCAB WORD WITH ITS DEFINITION

_____ All the different populations that live together in a certain area A. POPULATION

_____ A living thing B. BIOSPHERE

_____ the parts of the planet including land, water or atmosphere C. ECOSYSTEM

in which all life exists.

D. BIOME

_____ group of ecosystems that have the same climate and

similar dominant communities E. COMMUNITY

_____ group of individuals that belong to the same species and live F. ORGANISM

in the same area.

_____ All the organisms that live in a place together with their

nonliving or physical environment

PUT THE TERMS BELOW IN ORDER FROM LEAST TO MOST COMPLEX

BIOSPHERE COMMUNITY ECOSYSTEM POPULATION BIOME

Organism →___________________ →_________→_________

→ ____________→ ___________

* * * * * * * * * * * * * * *

MATCH THE PROCESS WITH ITS DESCRIPTION:

_______ the process in which nitrogen gas from the atmosphere is A, EVAPORATION

converted into ammonia by bacteria

B. TRANSPIRATION

_______ the process in which autotrophs use energy from

sunlight to convert carbon dioxide into carbohydrates C. NITROGEN FIXATION

______ the process in which soil bacteria convert nitrates into D. DENITRIFICATION

nitrogen gas

E. PHOTOSYNTHESIS

_______ the process in which liquid water evaporates from the

surface of green plant leaves F. CONDENSATION

_______ process in which liquid water changes into water vapor (gas) G. DECOMPOSITION

_______ the breakdown of the remains of dead organisms and

the return of nutrients to the soil

_______ process in which water vapor changes back into liquid water

* * * * * * * * * * * * * * *

Match the HETEROTROPH with the way it gets its energy:

HERBIVORE OMNIVORE DECOMPOSER CARNIVORE

|Way it gets energy? |What’s it called? |

|absorbs energy by breaking down dead organic matter | |

|eats only meat | |

|eats only plants | |

|eat both plants and meat | |

* * * * * * * * * * * * * *

BONUS QUESTIONS:

Tell the kind of plants that live in symbiotic

relationship with bacteria in the nitrogen cycle. ___________________________

Give an example of a decomposer _______________________________

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