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Living Systems study guide

Total questions: 45

Worksheet time: 52mins

Name
Class
Date
1.

What must be present in order for plants to make their own food?

a)

Water

b)

Light

c)

Oxygen

d)

Carbon dioxide

e)

Nitrogen

2.

What is the role of fungi in an ecosystem?

a)

producer

b)

decomposer

c)

consumer

3.

Organisms that eat other animals are called

a)

omnivores

b)

carnivores

c)

herbivores

4.

Organisms that eat both plants and other animals are called

a)

omnivores

b)

carnivores

c)

herbivores

5.

Organisms that eat only plants are called

a)

omnivores

b)

carnivores

c)

herbivores

6.

What color would a plant be if it grew in the light?

a)

Dark green

b)

Light green

c)

Yellow

7.

What materials are needed in order for a plant to grow?

a)

Sunlight

b)

Water

c)

Nutrients in soil

d)

Oxygen

e)

Carbon dioxide

8.
These microorganisms act as decomposers.
a)
algae
b)
virus
c)
blood cells
d)
bacteria
9.
An animal that does not produce its own food can be called this. 
a)
consumer
b)
recycler
c)
predator
d)
microorganism
10.
The name of organisms that primarily feed on dead organisms or the waste from living organisms.
a)
algae
b)
consumers
c)
decomposers
d)
omnivores
11.
White-tailed deer only eat plants and therefore they are commonly called this:
a)
carnivores
b)
herbivores
c)
predators
d)
decomposers
12.
An animal that naturally preys on others. These animals can be found at the top of the food chain. 
a)
predator
b)
herbivore
c)
producer
d)
decomposer
13.
The system of all the interacting living organisms on  Earth where life exists, is called this:
a)
atmosphere
b)
ecosystem 
c)
biosphere
d)
geosphere
14.

Which of the following is a product of photosynthesis?

a)

Oxygen, light, carbon dioxide

b)

Oxygen, water, sugar

c)

Light, nitrogen, water

15.

What must be present for plants to make their own food?

a)

Carbon Dioxide, water, light

b)

Oxygen, Nitrogen, water

c)

Carbon Dioxide, water, oxygen

d)

Sugar, carbon dioxide, water

16.

All living organisms are made up of _________.

a)

fiber

b)

cells

c)

skin

d)

fungus

17.

What does yeast need to break its dormancy?

a)

water and sugar

b)

water and flour

c)

only water

d)

only flour

18.

Chlorophyll reflects ______ light.

a)

blue

b)

red

c)

green

d)

yellow

19.

Wheat grass can grow in dark and light environments. Those grown in the dark are yellow and those grown in the light are green. Why?

a)

The ones grown in light are pretty

b)

The ones in the dark contain photosynthesis

c)

The cells in photosynthesis contain carbon dioxide.

d)

The cells in the green plants contain chlorophyll and the cells in the yellow do not.

20.
How do water and minerals get to each cell in a plant?
a)
in xylem tubes
b)
through the roots
c)
in phloem tubes
d)
from the ground
21.
Which system found in animals is similar to the vascular system in plants?
a)
circulatory system
b)
digestive system
c)
respiratory system
d)
excretory system
22.

Which of the following are producers shown in the food web?

a)

fox

b)

grass

c)

blackberry

d)

mouse

e)

rabbit

23.

A collection of interacting parts is a

a)

system

b)

subsystem

c)

food chain

d)

food web

24.

A small system that is inside a larger system is a

a)

system

b)

subsystem

c)

food chain

d)

food web

25.

Which of the following organisms are consumers?

a)

fox

b)

grass

c)

blackberry

d)

mouse

e)

owl

26.

Which organism is a decomposer?

a)

caterpillar

b)

insect

c)

grass

d)

bacteria

27.

If the owl population were to suddenly increase, which organism would be most likely to decrease right away?

a)

fox

b)

rabbit

c)

mouse

d)

caterpillar

28.

Which of the following pictures correctly illustrates a food chain?

a)
b)
c)
29.

What organism is missing from the food web?

a)

producer

b)

1st level consumer

c)

2nd level consumer

d)

decomposer

30.
In plants, water enters long, hollow tubes called ______________
a)
arteries
b)
veins
c)
xylem
d)
water tubes
31.
Look at the diagram of the human circulatory system. What is the arrow pointing to?
a)
lung
b)
heart
c)
capillaries
d)
liver
32.
The four large systems that make up our planet are the geosphere, the atmosphere, the hydrosphere, and the biosphere.
a)
True
b)
False
33.
What is the role of the redworm in an ecosystem?
a)
They introduce air and water into dry soil.
b)
They decompose organic waste into tiny pieces.
c)
They are used as bait for fishing.
d)
They do not play a role in the ecosystem.
34.
How do monarch butterflies learn how to migrate to Mexico?
a)
They learn from older, more experienced butterflies.
b)
They follow one butterfly who is the designated leader.
c)
They learn from their parents.
d)
They don't learn migration; migration is instinctive.
35.
Riding a bike is a behavior is learned behavior.
a)
True
b)
False
36.

The elk population in a certain ecosystem sometimes decrease. One possible explanation for the decrease is

a)

an increase in Gray Wolf population

b)

a decrease in Gray Wolf population

c)

a decrease in coyote population

d)

an increase in producer populations

37.

What is a stimulus?

a)

a pump that pushes blood through the body

b)

a pen like device to use with your ipad

c)

a reaction to a stimulus

d)

something that causes an action or a response

38.

What is a response?

a)

the circulatory system

b)

a reaction to a stimulus

c)

something that causes an action or a response

d)

a filter that reduces waste from the blood

39.

Emma walks into her bedroom and sees that it is dark. She then turns on the light. What is the stimulus?

a)

seeing the dark room

b)

turning on the lights

c)

walking into her room

d)

falling asleep on her bed

40.

Emma walks into her bedroom and sees that it is dark. She then turns on the light. What is the response?

a)

seeing the dark room

b)

turning on the lights

c)

walking into her room

d)

falling asleep on her bed

41.

Plants get the nutrients they need for growth mainly from...

a)

water and Carbon Dioxide

b)

water and Oxygen

c)

Sunlight

d)

Oxygen and Nitrogen

42.

Which behavior below is an instinctual behavior?

a)

riding a bike

b)

making some cheese

c)

a hibernating bear

d)

flinching when someone throws a ball at you

43.

What is a system?

a)

A bunch of parts that don't do anything

b)

a collection of interacting parts that work together to make a whole or produce a function

c)

a collection of pieces that when put together make a really cool puzzle image

d)

a collection of dolls that look creepy in the corner of your bedroom

44.

When Luke looks at the cup and waits for the cup to drop from the stimulus/response investigation, what happens first?

a)

The brain sends a signal to the hand to move out of the way

b)

Luke uses the sense of sight to watch for the cup to fall

c)

The hand moves away from the falling cup

d)

Information from the eyes travels to the brain, where it is processed

45.

When Luke sees the cup start to fall from the stimulus/response investigation, what happens next?

a)

The brain sends a signal to the hand to move out of the way

b)

Luke uses the sense of sight to watch for the cup to fall

c)

The hand moves away from the falling cup

d)

Information from the eyes travels to the brain, where it is processed

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