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Midterm Review 7

Total questions: 55

Worksheet time: 58mins

Name
Class
Date
1.
What is the length of the key?
a)
2 cm
b)
0 cm
c)
4 cm
d)
1 cm
2.
How long is the paper clip?
a)
3 cm
b)
4 cm
c)
5 cm
d)
4 m
3.
What is the volume of the liquid in this graduated cylinder?
a)
65ml
b)
65.5ml
c)
65.0ml
d)
64.7ml
4.
What is the volume of the liquid in the graduated cylinder?
a)
52.0 ml
b)
51.0ml
c)
51.8ml
d)
51ml
5.
How do you calculate the volume of a rectangular solid?
a)
length x width x height
b)
mass divided by volume
c)
with a triple beam balance
d)
it's impossible
6.
What is the mass?
a)
155g
b)
105g
c)
105.6g
d)
105.2g
7.
What is the volume of the battery?
a)
17 cm3
b)
5 cm3
c)
22 cm3
d)
24 ml
8.
What is the volume of the button?
a)
15 cm3
b)
17 cm3
c)
2 cm3
9.
A claim is ______________________________.
a)
a kind of shellfish often used in chowder. 
b)
a fact.
c)
a statement or conclusion that answers the original question or problem
d)
a bad thing to make about something.
10.
Evidence is ___________________
a)
A statement or conclusion that answers a question
b)
Scientific data that supports the claim
c)
A justification that connects the claim to the evidence
d)
Not vital when using an argument
11.
Reasoning is __________________.
a)
A statement of conclusion that answers the original question/problem
b)
Scientific data that supports the claim
c)
A justification that connects the evidence to the claim
d)
Empirical Evidence
12.
Air is matter. We found that the weight of the ball increases by .5lbs each time we pumped more air into it. This shows that air has weight, one of the characteristics of matter.
Which sentence is the claim?
a)
Air is matter.
b)
We found that the weight of the ball increases by .5lbs each time we pumped more air into it.
c)
This shows that air has weight, one of the characteristics of matter.
13.
Air is matter. We found that the weight of the ball increases by .5lbs each time we pumped more air into it. This shows that air has weight, one of the characteristics of matter.
Which sentence is the evidence?
a)
Air is matter.
b)
We found that the weight of the ball increases by .5lbs each time we pumped more air into it.
c)
This shows that air has weight, one of the characteristics of matter.
14.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
15.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
16.
The main source of energy for all life comes from ____.
a)
the Earth
b)
the moon
c)
the sun
d)
the food we eat/make
17.
What is the organelle that contains the chlorophyll used in photosynthesis ?
a)
mitochondria
b)
ribosome
c)
chloroplast
d)
nucleus
18.
What is the "waste" gas (product) produced during photosynthesis?
a)
oxygen
b)
nitrogen
c)
helium
d)
hydrogen
19.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + glucose
b)
CO2 + glucose + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + glucose
d)
CO2 + O2 + H2O --> Light+ glucose
20.
Please select who performs cellular respiration: 
a)
Animals 
b)
Both animals and plants 
c)
plants 
21.
Cellular respiration is...
a)
the process by which cells break down glucose into energy. 
b)
the process by which cells break light down into energy. 
c)
the process by which cells communicate with other cells. 
22.
In which way are photosynthesis and cellular respiration different?
a)
Cellular respiration stores ATP, while photosynthesis releases ATP.
b)
Cellular respiration produces oxygen, while photosynthesis uses oxygen.
c)
Photosynthesis releases energy, while cellular respiration stores energy.
d)
Photosynthesis used carbon dioxide, while cellular respiration produces carbon dioxide.
23.
What is the correct equation for cellular respiration?
a)
6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy
b)
6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O
c)
6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy
d)
6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
24.
What gas is released into the air during cellular respiration?
a)
oxygen
b)
carbon dioxide
c)
water 
d)
glucose
25.

How does the food chain start?

a)

Plant life uses energy from the sun to make food.

b)

Insects like grasshoppers eat plant life.

c)

Animals like rats eat insects.

d)

Humans eat large animals and plant life.

26.

Which of the following are producers?

a)

plants

b)

humans

c)

snakes

d)

birds

27.

What is the role of decomposers in the food chain?

a)

to consume plants and animals

b)

to produce food using energy from the sun

c)

to eat decaying matter and return nutrients to the soil

d)

to hunt prey

28.

How do consumers get energy to live?

a)

They make their own food from the soil.

b)

They break down decaying matter.

c)

They make their own food from the sun.

d)

They eat other plants and animals.

29.
The relationship between ALL the organisms in a community showing who eats whom is called a ___________________________.
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
d)
Biotic Factors
30.
One path that energy could take through an ecosystem is called a ________________________.
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
d)
Biotic Factors
31.
An organism that lives by breaking down dead organic matter into simpler parts is a _______________________.
a)
scavenger
b)
consumer
c)
decomposer
d)
carnivore
32.
An animal that only eats other animals is a _______________.
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
33.
Which best describes what a food chain shows you?
a)
Energy flowing through an ecosystem
b)
Food flowing through an ecosystem
c)
Consumers eating other organisms
34.
Observation or Inference?
The wind is blowing today
a)
observation
b)
inference
35.
Observation or Inference?
I believe he must have hit a pothole in the road
a)
observation
b)
inference
36.
Observation or Inference?
There are three young girls with party hats on
a)
observation
b)
inference
37.
Observation or Inference?
There is a red car at the bottom of a pool
a)
observation
b)
inference
38.
Observation or Inference?
It is a hot summer day
a)
observation
b)
inference
39.
Observation or Inference?
I believe the skateboard is going land on the crack in the sidewalk and he will crash
a)
observation
b)
inference
40.

The one factor that a scientist controls during an experiment. This goes on the x-axis.

a)

Independent Variable

b)

Dependent Variable

41.

The variable that is measured. It goes on the y-axis.

a)

Independent Variable

b)

Dependent Variable

42.
On a graph, which axis shows the independent variable?
a)
x-axis
b)
y-axis
c)
neither
d)
it changes
43.
On a graph, which axis shows the dependent variable?
a)
x-axis
b)
y-axis
c)
neither
d)
it changes
44.
This data set shows that
a)
there is more CO2 in the atmosphere now than ever before
b)
Hawaii will be most affected by global warming
c)
global temperatures are rising
d)
there is more CO2 in Hawaii than anywhere else
45.
How many more people have purple for a favorite color than red?
a)
3
b)
5
c)
7
d)
9
46.

Your science teacher believes that food you eat will affect your test average. They believe if you:

-eat food from McDonald's your grades will go up by 5 points

-eat at Pizza Root your grades will stay the same

-eat at Subway your grades will go down 10 points


What is the independent variable?

a)

food you eat

b)

grades

47.

Your neighbor believes that the height of a person determines how much food they eat. He measured how many ounces of food people ate who were 4 feet tall, 5 feet tall, and six feet tall?


What is the independent variable?

a)

ounces of food

b)

height

48.

Your neighbor believes that the height of a person determines how much food they eat. He measured how many ounces of food people ate who were 4 feet tall, 5 feet tall, and six feet tall?


What is the dependent variable?

a)

height

b)

ounces of food

49.

Your aunt believes the color of your hair determines how fast you can run. She gathered 3 blond haired boys, 3 brown haired boys, and 3 red haired boys and forced them to race each other.


What is the dependent variable?

a)

hair color

b)

speed

50.
Largest number of individuals of a population that the environment can support...  
a)
carrying capacity
b)
population crash
c)
lag phase
d)
mutualism
51.
What is the carrying capacity for this sheep population?
a)
1.8 million
b)
1.25 million
c)
1.6 million
d)
1.o million
52.
Food, water, sunlight, shelter, and space are resources that are often __________.
a)
limiting factors
b)
wet
c)
messy
d)
found in rocks
53.

An environment that provides the things an organism needs is its....

a)

biotic factor

b)

habitat

c)

ecosystem

54.

Choose the correct levels of Organization from lowest to highest...

a)

population, community, ecosystem, organism

b)

organism, population, community, ecosystem

c)

organism, population, ecosystem, community

55.

True or False: A community is made up of populations of different species that live in the same place and interact.

a)

True

b)

False

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