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6.12EF Organization and Interactions in an Environment

Total questions: 37

Worksheet time: 37mins

Name
Class
Date
1.

What is the term for the various species in an area with the abiotic things on which they depend on to live?

a)

niche

b)

ecosystem

c)

community

2.

True or False? Abiotic factors affect an organism's ability to survive and reproduce.

a)

True

b)

False

3.

Salinity, pH balance, and minerals are all considered -

a)

abiotic

b)

biotic

4.

What is the term for a group of organisms, all of the same species, which can interbreed and live at the same place and time?

a)

ecosystem

b)

community

c)

population

5.

What is the term for all the populations of different species that live in the same place?

a)

ecosystem

b)

community

c)

organism

6.

What is the term for a plant or animal in an ecosystem?

a)

organism

b)

community

c)

population

7.

The levels of organization from smallest to largest are -

a)

ecosystem -> community -> population -> organism

b)

community -> organism -> population -> ecosystem

c)

organism -> population -> community -> ecosystem

d)

organism -> community -> population -> ecosystem

8.

Which example shows an organism using an ABIOTIC component of its habitat?

a)

A crab eating sea plankton.

b)

A black bear uses a cave for a winter home.

c)

A bee visiting a flower for pollen.

9.

What is the term for living things, of many species, in an area?

a)

community

b)

population

c)

ecosystem

10.

Meat-eating reptiles depend on what BIOTIC factor to survive?

a)

Burrow of sandy soil to live in

b)

Water to drink

c)

Small animals that live in the same habitat

11.

Which of the following describes a BIOTIC and ABIOTIC interaction?

a)

A rabbit burrows in a dirt hole

b)

An eagle stalks a mouse for energy

c)

A squirrel builds a nest in a tree

12.

Which of the following lists only BIOTIC factors?

a)

Mushrooms, soil, trees, rocks

b)

Ferns, mushrooms, worms, bacteria

c)

Worms, dirt, ferns, sunlight

13.

Which of the following lists only ABIOTIC factors?

a)

Rainfall, snow, worms, birds

b)

Birds, trees, nest, air

c)

Soil, sunlight, rocks, air

14.

True or False? Sunlight is a BIOTIC factor.

a)

True

b)

False

15.

Which shows two BIOTIC things in an ecosystem?

a)

A lion eating a coyote

b)

A giraffe drinking water

c)

A lizard getting warm in the Sun

16.

Which situation portrays an ABIOTIC factor interacting with a BIOTIC factor?

a)

No rainfall in two months dries up land

b)

Sunshine warms the pond water

c)

A fish swims in cool water

17.

Which is the lowest level of organization of the biosphere?

a)

population

b)

organism

c)

community

d)

ecosystem

18.

The levels of organization from the least complex to the most complex are -

a)

biosphere -> ecosystem -> community -> population -> organism

b)

ecosystem -> community -> organism -> population -> biosphere

c)

organism -> population -> community -> ecosystem -> biosphere

d)

organism -> community -> population -> ecosystem -> biosphere

19.

Which is an ABIOTIC factor in a forest?

a)

Redwood tree

b)

Cool stream of water

c)

Wild mushroom

20.

Which is a BIOTIC factor in an ocean?

a)

Salt water

b)

Sand

c)

Blue whale

21.

Which organizational level of the ecosystem does a herd of elephants represent?

a)

population

b)

organism

c)

community

d)

ecosystem

22.

Which BIOTIC factor helps fresh water plants to survive?

a)

Plant-eating turtles

b)

More rainfall to the pond

c)

The reduction of plant-eating fish

23.

Parrots depend on which BIOTIC factor for survival?

a)

A predator in the rainforest

b)

Rain water to drink

c)

Trees for shelter and food

24.

An example of a community is -

a)

rabbits, predators, and food plants.

b)

animals and water.

c)

a group of rabbits.

25.

Which of the following is a BIOTIC disadvantage for a fish living in the shallow ocean water?

a)

An increase in predators

b)

A hurricane

c)

A toxic chemical spill

26.

What is the term for the biotic and abiotic factors that work together in an area?

a)

organism

b)

population

c)

community

d)

ecosystem

27.

What is the term for all the organisms of the same type in a certain area?

a)

organism

b)

population

c)

community

d)

ecosystem

28.

What is the term for all the different types of organisms living in a certain area?

a)

organism

b)

population

c)

community

d)

ecosystem

29.

What is the term for the place where an organism naturally lives and grows?

a)

population

b)

community

c)

ecosystem

d)

habitat

30.

What is the term for the function, job, role, or position of an organism or a population within an ecological community?

a)

populatoin

b)

habitat

c)

niche

31.

Biotic means =

a)

Living

b)

Non-living

32.

Which best describes this relationship?


A bee pollinating a flower.

a)

Parasitism

b)

Commensalism

c)

Mutualism

33.

Which best describes this relationship?


A flower living on a tree.

a)

Parasitism

b)

Commensalism

c)

Mutualism

34.

Which best describes this relationship?


A tick on your scalp after a camping trip.

a)

Parasitism

b)

Commensalism

c)

Mutualism

35.

Which best describes this relationship?


Tapeworms living inside an animal to eat.

a)

Parasitism

b)

Commensalism

c)

Mutualism

36.

Which best describes this relationship?


A vine climbing up a tree.

a)

Parasitism

b)

Commensalism

c)

Mutualism

37.

Which best describes this relationship?


An Egyptian Plover bird cleaning a crocodile's teeth for food.

a)

Parasitism

b)

Commensalism

c)

Mutualism