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Life Sciences Unit 1 Pretest

Total questions: 55

Worksheet time: 2hrs 30mins

Name
Class
Date
1.

Which of the following is NOT among the basic characteristics shared by living things?

a)

breathing

b)

growing

c)

using energy

d)

responding to surroundings

2.

Life is characterized in a hierarchial (leveled) fashion. Which of the following sequences illustrates that hierarchy as it goes from least to most complex?

a)

ecosystem, biome, population, community, biosphere, organism

b)

population, organism, biosphere, ecosystem, community, biome

c)

organism, community, population, biome, biosphere, ecosystem

d)

cells, tissue, organs, organ system, organism, population, community, ecosystem, biome, biosphere

3.

Which box depicts the ORGAN level of organization?

a)

S

b)

R

c)

Q

d)

P

4.

Choose the phrase that correctly finishes this statement: "A species is...."

a)

a specific part of the abiotic environment

b)

a way of describing all the living parts of an ecosystem

c)

a group of organisms that can successfully mate with each other and reproduce

d)

part of the natural decomposing materials in soil

5.

A sunflower follows the sun as it moves across the sky during the day. This is an example of which characteristic of life?

a)

growth

b)

reproduction

c)

homeostasis

d)

response to stimuli

6.

Before a big soccer game Charlie always eats a big dinner. Which characteristic of life does this fact best describe?

a)

living things respond to their environment

b)

living things grow and develop

c)

living things reproduce

d)

living things use energy

7.

Which of the following characteristics of living things best explains why your legs and arms get longer and stronger as you get older?

a)

living things respond to their environment

b)

living things maintain internal balance

c)

living things are made up of units called cells

d)

living things grow and develop

8.

Which of the following characteristics of living things best describes why birds fly south for the winter?

a)

living things are made of units called cells

b)

living things are based on a universal genetic code

c)

living things maintain internal balance

d)

living things respond to their environment

9.

Both a fast-moving stream and a dog respond to the environment and grow and develop, but this characteristic of life is why a dog is considered alive and a stream isn't.

a)

The ability to move

b)

Being made of cells

c)

The ability to grow and develop

d)

The ability to change over time

10.

Using his antenna, the male moth finds female moths by following a trail of airborne chemicals, called pheromones, upwind to the female producing them. This is an example of how living things...

a)

acquire nutrients

b)

grow

c)

reproduce

d)

respiration

11.
Which of the following is NOT a part of the scientific method?
a)
Question
b)
Hypothesis
c)
Conclusion
d)
Guessing
12.
The phrase, "I notice that the Tiger has black stripes" is called a(n)...
a)
conclusion
b)
hypothesis
c)
inference
d)
observation
13.
The metic unit for measuring length is....
a)
Liter
b)
Meter
c)
Celcius
d)
Gram
14.
You should always carry the microscope by the
a)
arm and base
b)
arm and body tube
c)
arm only
d)
the objectives
15.
When looking at a specimen on your slide, you should always start with the
a)
low objective lens
b)
medium objective lens
c)
high objective lens
d)
super extra high power lens
16.
The _______focuses the image under low power.
a)
revolving nosepiece
b)
fine adjustment knob
c)
coarse adjustment knob
d)
arm/neck
17.
The__________ sharpens the image under high magnification.
a)
the diaphragm
b)
fine adjustment knob
c)
coarse adjustment knob
d)
the ocular
18.
The lens you look through, closest to the top of the microscope, is called the
a)
objective lens
b)
ocular lens
c)
diaphragm
d)
light source
19.
The ________ of the microscope would show you the MOST zoomed in image, or the SMALLEST field of view.
a)
low power objective
b)
medium power objective
c)
high power objective
d)
stage
20.
What power do you start with when using a microscope?
a)
High power
b)
Medium power
c)
Low power
d)
Extra high power
21.
What is the function of stage clips?
a)
To move the objectives
b)
To keep the slide secure
c)
To adjust the focus
d)
To look through
22.
A compound light microscope will use _______ or more lenses at the same time.
a)
1
b)
2
c)
3
23.
Find the total magnification:
Eyepiece = 15X 
Objective lens = 100X  
a)
15x
b)
100x
c)
115x
d)
1500x
24.
A microscope is an instrument that makes
a)
tiny objects look bigger
b)
distant objects look closer
c)
distant objects look bigger
d)
large objects look smaller
25.
A series of steps used by scientists to solve a problem or answer a question. 
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
26.
A testable explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
27.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
28.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
29.
The name of the information that you get from your experiment (you organize it into charts and graphs).
a)
observations
conclusion
b)
data
c)
variables
d)
hypothesis
30.
Will a construction paper air plane fly faster than an airplane made from notebook paper? Choose the best hypothesis.
a)
If I make a paper airplane from notebook paper, then it will fly faster than construction paper.
b)
Yes.
c)
No.
d)
I think the construction paper air plane will fly faster.
31.
Which side of a penny will hold more drops of water? Choose the best hypothesis.
a)
If I use the heads side of a penny, then it will hold more drops of water than tails.
b)
Heads
c)
Tails
d)
Tails will hold more drops of water.
32.

These kind of observations are made using instruments such as rulers, balances and thermometers.

a)

qualitative

b)

quantitative

33.

These kind of observation use your senses to observe results.

a)

qualitative

b)

quantitative

34.

There are ten buttons on the table.

a)

qualitative

b)

quantitative

35.
The tree branch is broken.
a)
inference
b)
observation
36.
The weather is cold.
a)
inference
b)
observation
37.
If the boy crawled out of the water, the goat would push him in.
a)
inference
b)
observation
38.
The tree by the pond has no leaves.
a)
inference
b)
observation
39.

The patient complained of aches and pains.

a)

Qualitative

b)

Quantitative

40.

Based on the data in the table, how many students played the three games that had the highest frequency?

a)

62

b)

57

c)

60

d)

61

41.

The bar graph shows data about the pets owned by math students in four classes. One bar is missing from the graph. If the students have a total of 32 dogs, which bar shows the number of dogs Ms. Davalos's class has?

a)
b)
c)
d)
42.

Twenty people were surveyed about their favorite color. The information is shown in the circle graph. Which bar graph shows the same information.

a)
b)
c)
d)
43.

The vertical axis of a line graph is called the __________.

a)

slope

b)

line of best fit

c)

x-axis

d)

y-axis

44.

A ____________ shows the overall trend of all the data taken in an experiment.

a)

line of best fit

b)

slope

c)

position

d)

direction

45.

A _________ is a pair of numbers used to determine the position of a point on a graph.

a)

coordinate

b)

line of best fit

c)

straight

d)

x-axis

46.

What is a variable?

a)

something used to compare the parts of a whole

b)

Something that is useful for displaying data or information that changes over time

c)

Any display of information in tabular form, with rows and or columns named

d)

Any factor, trait, or condition that can exist in differing amounts or types

47.
When was the greatest amount of shoppers at the store?
a)
10am
b)
1pm
c)
6pm
d)
2pm
48.
How many push-ups were done on Monday?
a)
5
b)
10
c)
15
d)
20
49.
On which 2 days was the temperature the same?
a)
2 and 8
b)
1 and 6
c)
3 and 4
d)
5 and 8
50.
What is the general trend of this line graph?
a)
The more you mow, the less money you make.
b)
You make the same amount of money regardless of how long you mow.
c)
The more you mow, the more money you make.
d)
Mowing is dangerous.
51.

The graph shows the number of inches a plant grew each week.

Between which 2 weeks did the plant grow the MOST?

a)

Week 1 and Week 2

b)

Week 2 and Week 3

c)

Week 3 and Week 4

d)

Week 4 and Week 5

52.
What would be the best scale for this data?
Days       Cm
  1            1.0
  2            3.5
  3            5.0
  4            8.5
a)
count by fives to 10
b)
count by tens to 100
c)
count by ones to 5
d)
count by ones to 10
53.
The graph shows the results of a survey to determine student's favorite pets. Why is this graph misleading?
a)
The slices are the wrong color
b)
The slices are not the correct size
c)
The percents do not add up to 100
d)
Not misleading
54.
What is a constant? 
a)
the normal situation
b)
the thing we measure in the end
c)
the thing we are testing
d)
the thing we keep the same for every part of the experiment
55.

What are the steps of the scientific method in correct order?

a)

1. Observe a subject

2. Gather Information

3. Analyze the data

4. Draw conclusions

5. Perform an experiment

6. Publish a paper

b)

1. Form a hypothesis

2. Gather Information

3. Draw conclusions

4. Test the hypothesis

5. Analyze the data

6. Repeat the experiment

c)

1. Analyze the data

2. Gather Information

3. Form a hypothesis

4. Draw conclusions

5. Repeat the experiment

6. Reflect on your experiment

d)

1. State the problem

2. Gather Information

3. Form a hypothesis

4. Test the hypothesis

5. Analyze the data

6. Draw conclusions

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