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Ecosystems 2

Total questions: 50

Worksheet time: 53mins

Name
Class
Date
1.

A consumer that eats only plants is called...

a)

an omnivore

b)

a carnivore

c)

an autotroph

d)

an herbivore

2.
The place where an organism lives is its __________.
a)
habitat
b)
ecosystem
c)
organism
d)
population
3.
All of the nonliving parts of an ecosystem are __________.
a)
biotic
b)
biology
c)
abiotic
d)
biography
4.
All of the living AND non-living things in an area that interact with each other are called a/an __________.
a)
community
b)
habitat
c)
population
d)
ecosystem
5.
ALL energy flow for an ecosystem begins with ...
a)
plants
b)
the moon
c)
the sun
d)
algae
6.
What are biotic factors?
a)
dead things
b)
living things/ organisms
c)
weather
d)
plants
7.
Which is an example of an ABIOTIC factor?
a)
hummingbird
b)
water
c)
dead tree branch
d)
skunk
8.
Which is an example of a BIOTIC factor?
a)
lightning
b)
algae
c)
sand
d)
clouds
9.
Organisms that hunt other organisms for food are called __________.
a)
predators
b)
prey
c)
producers
d)
heterotrophs
10.
A bird in a tree watched as a lion stalked, attacked, and then ate a zebra. Which of these animals was the prey?
a)
bird
b)
lion
c)
zebra
d)
all of the above
11.
Carnivores, herbivores, omnivores, and scavengers are all examples of __________.
a)
producers
b)
consumers
c)
decomposers
d)
abiotic factors
12.

An organism that makes its own food is a/an

a)

producer.

b)

consumer.

c)

predator.

d)

prey.

13.

To avoid being eaten, a rabbit will run away from

a)

carnivores.

b)

scavengers.

c)

herbivores.

d)

producers.

14.
A(n) ____________ is an area where freshwater meets the ocean. 
a)
estuary
b)
coral reef
c)
sand bar
d)
succession 
15.

________________ are the most biologically diverse ecosystem in the world. (has the largest amount of different plants and animals)

a)

tropical rain forest

b)

temperate rain forest

c)

tropical reef

d)

tropicana

16.

What is a hot, dry ecosystem called?

a)

desert

b)

tundra

c)

coral reef

d)

grassland

17.

Which ecosystem contains mostly frozen soil called permafrost?

a)

taiga

b)

temperate rain forest

c)

tundra

d)

temperate deciduous forest

18.

Which ecosystem has wide-open fields of grass?

a)

Taiga

b)

Grasslands

c)

Temperate Forest

d)

Rainforest

19.

Freshwater ecosystems include (check all)

a)

Ponds

b)

Lakes

c)

Streams

d)

Oceans

20.

What is the difference between ponds and streams?

a)

One is dirty and one is clean.

b)

Pond is running water, stream is still.

c)

Pond is still water, stream is running water.

21.

Which ecosystem is sandy and/or rocky with very little rain?

a)

Desert

b)

Tundra

c)

Grassland

d)

Tropical Rain Forest

22.

Which land ecosystem is the coldest in temperature without any trees?

a)

Taiga

b)

Grassland

c)

Tundra

d)

Deciduous Forest

23.
a)

Cooper

b)

Tozog

c)

Johnny the One Celled Boy

d)

Rain Gauge - Not a cup

24.
A microwave oven uses which of the following to heat foods.
a)
Microwave elves
b)
Radiation
c)
Convection
d)
Conduction
25.
Which is an example of a chemical change? 
a)
baking a cake
b)
freezing water
c)
crushing a can
d)
breaking an egg
26.
They are highest clouds in the sky. They look wispy, white and feathery. Usually mean good weather.
a)
Cumulus
b)
Cumulonimbus
c)
Cirrus
d)
Stratus
27.
Which of the following is an example of condensation in the water cycle? 
a)
clouds forming in the atmosphere 
b)
drops of water falling through the air
c)
puddles disappearing on a hot day
d)
streams flowing into rivers
28.

Which cloud type is the most likely to produce hail and thunderstorms?

a)

cumulus

b)

cirrus

c)

cumulonimbus

d)

stratocumulus

29.

Which will most likely result from a low-pressure weather system?

a)

cool temperatures

b)

freezing temperatures

c)

cloudy and stormy conditions

d)

clear conditions

30.

Which best describes the Gulf Stream?

a)

an ocean current which originates in the Gulf of Mexico, warms the North Carolina Coast, and wams the UK

b)

an ocean current which originates in the Gulf of Mexico, cools the North Carolina Coast, and cools the UK

c)

an ocean current that makes hurricanes lose their strength and intensity

d)

an air current that moves weather systems west to east across the United States

31.

Which lists some effects of El Niño?

a)

warmer temperatures and more rain

b)

warmer temperatures and less rain

c)

cooler temperatures and less rain

d)

cooler temperatures and more rain

32.

On a cold, cloudy day, the local weather forecaster predicts that a high-pressure system will be moving into the area in the next 24 hours. Which weather conditions will this system most likely bring to the area?

a)

stormy

b)

sunny

c)

snowy

d)

Hot

33.

Which has the greatest effect on wind speed?

a)

precipitation

b)

cloud cover

c)

wind direction

d)

air pressure

34.

Which is the best explanation for how air masses move across the United States?

a)

The prevailing westerlies move air masses from west to east across the United States but may be deflected by the jet stream.

b)

The trade winds move air masses from west to east across the United States.

c)

The jet stream moves air masses from the Pacific Ocean across the United States.

d)

The warm air of the Gulf Stream causes air masses to move from the Atlantic Ocean to the Pacific Ocean

35.

Which best describes why winds at the beach change direction between day and night?

a)

because the temperatures over land and over water change

b)

because warm air over land sinks and stays in place over land

c)

because cool air rises and is replaced by warm air from the ocean

d)

because cool air sinks and stays in place over land

36.

This system carries food, gases and wastes throughout the body

a)

circulatory system

b)

respiratory system

c)

nervous system

37.
This system includes the trachea, lungs, air sacs, diapram
a)
Respiratory System
b)
Skeletal System
c)
Nervous System
38.
This system works with the muscular system to move the body.
a)
Respiratory System
b)
Skeletal System
c)
Nervous System
39.
Michelle drove 300 miles in 6 hours. What was Michelle’s speed?
(speed = distance ÷ time)
a)
30 miles per hour
b)
50 miles per hour
c)
60 miles per hour
d)
80 miles per hour
40.

Carey left a bowling ball and kickball outside on a windy day. Which best explains why the kickball moved but the bowling ball did not?

a)

The kickball has less mass so it was easier to move.

b)

The force of gravity acting on the bowling ball is greater.

c)

The mass of the kickball is greater so it is easier to move.

d)

The force of gravity acting on the kickball is greater.

41.

Which best describes the role friction plays in the operation of a car?

a)

Friction makes a car go faster.

b)

Friction keeps a car from stopping.

c)

Friction turns the car in a new direction.

d)

Friction helps a car slow down and stop.

42.
Which characteristic is NOT inherited?
a)
Hairline (straight or widow's peak)
b)
Spoken language (English, Spanish, etc...)
c)
Earlobes (attached or detached)
d)
Hair type (straight or curly)
43.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
44.
Which bus made only 2 stops during its route?
a)
Bus W
b)
Bus X
c)
Bus Y
d)
Bus Z
45.

Which is the best conductor

a)

metal wire

b)

glass rod

c)

wooden cube

d)

rubber ball

46.
In heat transfer, heat always flows from the _______________ substance to the _______________ substance.
a)
Hotter to colder
b)
Colder to hotter
c)
Hotter to hotter
d)
Colder to colder
47.
What is the MAJOR role of the Sun in the water cycle?
a)
 It causes evaporation.
b)
It allows plants to grow.
c)
It provides heat for organisms.
d)
It transmits light.
48.
Which is an example of a single-celled organism?
a)
amoeba
b)
insect
c)
fish
d)
worm
49.
Which group includes only decomposers?
a)
spider, fungi, and grass
b)
ladybug, spider, and deer
c)
sunflower, tree, and grass
d)
fungi, bacteria, and worms
50.
What kind of weather would you expect in a low pressure system?
a)
Warm temps
b)
Cool temps
c)
Clear conditions 
d)
Cloudy conditions 

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