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Unit 2 Review

Total questions: 76

Worksheet time: 51mins

Name
Class
Date
1.
The nervous system is composed of the ___, ___, and ___.
a)
heart, brain, kidneys
b)
lungs, liver, stomach
c)
brain, spinal cord, nerves
d)
eyes, pancreas, veins
2.

What is the function of the nervous system?

a)

to control and coordinate body functions and systems.

b)

to protect the body from harm.

c)

to identify pain and begin healing.

d)

to break down food.

3.

A nerve cell is called a

a)

cardiac cell

b)

neurons

4.

This is part of our central nervous system and is responsible for connecting the brain to the rest of the body.

a)

Brain

b)

Spinal Cord

c)

Neurons

5.

This is part of our central nervous system and is the "control center" of the body. It controls body functions.

a)

Brain

b)

Spinal Cord

c)

Neurons

6.

What is the function of a nerve?

a)

To transport needed food around the body

b)

To control body movement for reflexes.

c)

To carry messages (impulses) to and form the Central Nervous System

d)

All of the above

7.

During science class, John accidently put his finger on a hot piece of metal. He jerked his hand back and yelled. Which body system was responsible for starting his response?

a)

The muscular system

b)

The skeletal system

c)

The immune system

d)

The nervous system

8.

What is the function of receptors

a)

keep a balance between internal/external

b)

learned by being tricked

c)

respond to the stimulus

d)

learning by repetition

9.

what is homeostasis

a)

a learned response

b)

balance between internal/external

c)

causes a response

d)

born with

10.

what is a stimulus

a)

something you are born with

b)

something that causes a response/reaction

c)

basic unit of life

d)

traits that you receive

11.

what is a reflex

a)

learned response

b)

born with, not learned

c)

fluid like substance

d)

trait you carry but do not have

12.

The raw materials of a chemical reaction. Located on the left side of a chemical equation.

a)

water

b)

energy

c)

resources

d)

reactants

13.

The 'outputs' of a chemical reaction. Located on the right side of a chemical equation.

a)

products

b)

produce

c)

consumers

d)

detritis

14.

Location inside of a plant cell where the process of photosynthesis occurs.

a)

nodules

b)

stomata

c)

chloroplasts

d)

chlorophyll

15.

Pigment which 'fills' chloroplast. This pigment absorbs sunlight.

a)

nodules

b)

stomata

c)

chlorine

d)

chlorophyll

16.

A simple sugar that is an important energy source in living organisms

a)

stevia

b)

fructose

c)

glucose

d)

glycerin

17.

A process plants use to turn sunlight into food: Conversion of light energy from the sun into chemical energy (stored in glucose).

a)

toxoplasmosis

b)

photosynthesis

c)

aqua-synthesis

d)

homeosynthesis

18.

A gas that plants release during photosynthesis

a)

oxygen

b)

methane

c)

propane

d)

carbon dioxide

19.

A gas that plants take in through small holes in their leaves for the process of photosynthesis.

a)

oxygen

b)

methane

c)

propane

d)

carbon dioxide

20.

Taken in by the leaves of the plant to give the chloroplasts energy for food production.

a)

chlorophyll

b)

oxygen

c)

water

d)

sunlight

21.

A reactant in Photosynthesis

a)

PB

b)

NACL

c)

H20

d)

CO2

22.

A product in photosynthesis

a)

CO2

b)

O2

c)

H2O

d)

heat

23.

___ is the process that cells use to take energy from glucose.

a)

cellular respiration

b)

photosynthesis

c)

transpiration

d)

excretion

24.

___ cells use the process of cellular respiration.

a)

nearly all

b)

mostly plant

c)

mostly animal

d)

mostly fungi

25.

The ___ is the cell part (organelle) inside cells where cellular respiration happens.

a)

mitochondria

b)

chloroplast

c)

nucleus

d)

ribosome

26.

In a cell, the mitochondria is like the ___.

a)

powerhouse

b)

kitchen

c)

control center

d)

highway system

27.

___ is needed for cellular respiration, it is absorbed from the air.

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

water

28.

___ is needed for cellular respiration, it comes from food.

a)

glucose

b)

water

c)

oxygen

d)

carbon dioxide

29.

What two things are needed for cellular respiration to happen in a cell?

a)

glucose & oxygen

b)

water & carbon dioxide

c)

oxygen & carbon dioxide

d)

glucose & water

30.

The primary purpose of cellular respiration is to produce ___.

a)

ATP

b)

sugar

c)

glucose

d)

heat

31.

Both ___ are leftover as waste products after cellular respiration.

a)

water & carbon dioxide

b)

oxygen & glucose

c)

carbon dioxide & oxygen

d)

water & oxygen

32.

Cellular respiration and photosynthesis are ___.

a)

exact opposites

b)

basically the same

c)

not related in any way

d)

not important for life

33.

Cellular respiration ___ energy.

a)

releases

b)

stores

c)

creates

d)

destroys

34.

Cellular respiration ___ glucose molecules.

a)

breaks

b)

makes

c)

shakes

d)

wakes

35.

In the human body, our ___ system breaks food down into tiny glucose molecules.

a)

digestive

b)

respiratory

c)

circulatory

d)

nervous

36.

In the human body, our ___ system collects oxygen from the air.

a)

respiratory

b)

digestive

c)

circulatory

d)

nervous

37.

Which of the following is the word equation for cellular respiration?

a)

glucose + oxygen ---> ATP + carbon dioxide + water

b)

carbon dioxide + water ---> ATP + glucose + oxygen

c)

glucose + water ---> ATP + carbon dioxide + oxygen

d)

glucose + carbon dioxide ---> ATP + oxygen + water

38.

Protects the body, regulates body temperature

a)

Integumentary

b)

Nervous

c)

Skeletal

d)

Muscular

39.

Carries oxygen and nutrients to all parts of the body.

a)

Integumentary

b)

Nervous

c)

Circulatory

d)

Respiratory

40.

Allows movement in the body

a)

Integumentary

b)

Nervous

c)

Skeletal

d)

Muscular

41.

Receives stimuli and transports impulses, coordinates actions and reactions in the body

a)

Integumentary

b)

Nervous

c)

Circulatory

d)

Respiratory

42.

Supports and provides structure for the body

a)

Skeletal

b)

Muscular

c)

Circulatory

d)

Respiratory

43.

Supplies blood with oxygen and rids the body of carbon dioxide

a)

Integumentary

b)

Nervous

c)

Circulatory

d)

Respiratory

44.

a)

Integumentary

b)

Nervous

c)

Skeletal

d)

Muscular

45.

a)

Integumentary

b)

Nervous

c)

Circulatory

d)

Respiratory

46.

a)

Integumentary

b)

Nervous

c)

Skeletal

d)

Muscular

47.

a)

Integumentary

b)

Nervous

c)

Circulatory

d)

Respiratory

48.

a)

Skeletal

b)

Muscular

c)

Circulatory

d)

Respiratory

49.

a)

Integumentary

b)

Nervous

c)

Circulatory

d)

Respiratory

50.
Your body systems work separately and do not effect each other.
a)
true
b)
false
51.
Which system provides shape and support, enables you to move, protects your internal organs, and stores minerals?
a)
skeletal
b)
muscular
c)
digestive
d)
nervous
52.
Which system takes food into the body, breaks down food, and absorbs the digested materials?
a)
respiratory
b)
circulatory
c)
digestive
d)
excretory
53.
Which two human body systems are most responsible for getting oxygen to cells?
a)
digestive and skeletal
b)
skeletal and circulatory
c)
circulatory and respiratory
d)
respiratory and digestive
54.

The heart contains different types of tissue. What level of organization is the heart?

a)
cell
b)
organ system
c)
organ
d)
tissue
55.

Which of the following shows the levels of organization in order from simple to complex?

a)

1. Cell

2. Tissue

3. Organ

4. Organ System

5. Organism

b)

1. Cell

2. Tissue

3. Organelle

4. Organ

5. Organ System

c)

1. Tissue

2. Organelle

3. Cell

4. Organ

5. Organism

d)

1. Organ

2. Tissue

3. Cell

4. Organism

5. Organ System

56.

Cells combine to form...

a)

tissue

b)

organs

c)

organ systems

d)

organisms

57.

Tissues combine to form...

a)

cells

b)

organs

c)

organ systems

d)

organelles

58.

Organs combine to form...

a)

organ systems

b)

organs

c)

tissues

d)

organisms

59.

Organ systems combine to form...

a)

cells

b)

tissues

c)

organs

d)

organisms

60.

Which level of organization is the smallest and simplest?

a)

Cell

b)

Tissue

c)

Organ

d)

Organ System

e)

Organisms

61.

Which level of organization is the largest and most complex?

a)

Cell

b)

Tissue

c)

Organ

d)

Organ System

e)

Organism

62.

Organs that work together are part of a(n) ________________________.

a)

cells

b)

tissue

c)

organ system

63.

Group of organs with similar functions.

a)

Organism

b)

Cell

c)

Organ

d)

System

64.

Group of tissues with similar functions.

a)

Organelles

b)

Cells

c)

Tissues

d)

Organs

65.
Use this diagram of living systems to answer this question. Which figure is 4?
a)
an organ
b)
an organ complex
c)
an organ group
d)
an organ system
66.

This picture represents which of the levels of organization?

a)

tissue

b)

organism

c)

organ

d)

organ system

67.

This picture represents which of the levels of organization?

a)

organism

b)

organ system

c)

organ

d)

tissue

68.

A group of tissues that work together is a(n) ______________________.

a)

cell

b)

organ

c)

organ system

69.

What is a group of cells that are alike and work together?

a)

a cell team

b)

a tissue

c)

a cell family

70.

Groups of cells with similar functions.

a)

Organs

b)

Molecules

c)

Tissues

d)

Organelles

71.
 What is a tissue?
a)
A group of similar cells working together.
b)
 A group of similar organs working together.
c)
A specific structure inside of an organism.
d)
The largest structure in a eukaryotic organism.
72.
Use this diagram of living systems to answer this question. Which figure is a tissue?
a)
1
b)
2
c)
1 & 2
d)
1 & 3
73.

The body part that senses the change inside the organism ...

a)

receptor

b)

control center

c)

effector

d)

response

74.

Identify the stimulus that restores homeostasis.


Scenario: A person begins to exercise which causes their body temperature to increase. The temperature change is noticed (sensed) and the person begins to sweat and their body temperature decreases.

a)

temperature changes is noticed

b)

a person begins to exercise

c)

body temperature increases

d)

body temperature decreases

75.

Identify the response.


Scenario: A person begins to exercise which causes their body temperature to increase. The temperature change is noticed (sensed) and the person begins to sweat and their body temperature decreases.

a)

the person begins to sweat

b)

the person begins to exercise

c)

change in temperature

d)

body temperature increases

76.

Which of the following is an example of a response to an internal stimulus?

a)

you are tired

b)

you are hot

c)

you eat food

d)

you are scared

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