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Second Year Review

Total questions: 60

Worksheet time: 40mins

Name
Class
Date
1.

We use our .............. to detect ............ around us and send messages to the brain.

a)

sense - stimuli

b)

organs - smells

c)

muscles - responses

2.

A decision to open the umbrella because it is raining, it is caused by .....

a)

the nervous system

b)

our senses organs

c)

the musculoskeletal system

3.

The.............carries visual messages to the brain.

a)

optic nerve

b)

taste buds

c)

receptors from the skin

d)

auditory nerve

e)

olfatory nerve

4.

Which type of receptor is NOT found in your skin?

a)

temperature

b)

pain

c)

pressure

d)

light

5.
Which of the following is the smallest unit of life that can carry out all life functions?
a)
the mitochondria
b)
the vacuoles
c)
the nucleus
d)
the cell
6.
Which cell structure is found in plant and animals cells and controls what can come into or leave a cell?
a)
cell membrane
b)
cytoplasm
c)
nucleus
d)
vacuole
7.
What is the function of the cell nucleus found in both plant and animal cells?
a)
to produce energy
b)
to control cell activity
c)
to remove waste products
d)
to allow molecules to enter the cell
8.
Chloroplasts in plant cells allow the plant to perform a function that animal cells cannot do.  What is the main function of the chloroplasts found in plant cells?
a)
to absorb light energy and manufacture food
b)
to remove waste materials by active transport
c)
to manufacture chemical energy from food
d)
to control the shape of the cell
9.
All cells need energy to function.  Which cell organelle is responsible for producing energy in the cell?
a)
chloroplasts
b)
mitochondria
c)
nucleus
d)
vacuoles
10.
In what part of the plant cell does the process of photosynthesis take place?
a)
nucleus
b)
mitochondria
c)
chloroplasts
d)
vacuoles
11.

A multicellular organism is made of

a)

one cell

b)

multiple cells

c)

unicellular cells

d)

there is no such thing as a "multicellular" organism

12.

Ian is looking at a cell using a microscope. He sees a nucleus and a large vacuole in the center of a cell. What type of cell is he most likely looking at?

a)

animal cell

b)

plant cell

c)

blood cell

d)

human cell

13.

These are

a)

plant cells

b)

animal cells

c)

bacteria cells

14.

Which of the following is true about cells?

a)

Cells have specialized components that perform different, specific functions.

b)

A cell’s components are all identical and perform the same function.

c)

Cells have specialized components that all perform the same functions.

15.

What part of the plant soaks up water for photosynthesis?

a)

roots

b)

petals

c)

leaf

d)

stem

16.

What two things are the product (end result) of photosynthesis?

a)

chloroplast

b)

glucose

c)

oxygen

d)

carbon dioxide

17.
What is the pigment in chloroplasts that performs photosynthesis?
a)
Chlorosynthesis
b)
Chlorophyll
c)
ADP
d)
Electron Transport
18.
An ______ is an independent living thing.
a)
consumer
b)
producer
c)
organism
d)
herbivore
19.
_________ cannot make their own food, so they need to consume (eat) plants or animals.
a)
consumers
b)
producers
c)
decomposers
20.
____ make their own food through photosynthesis. 
a)
consumer
b)
decomposer
c)
producer
21.
What does a food chain contain? Choose ALL correct answers.
a)
consumer
b)
producer
c)
decomposer
d)
all of the above
22.
_______are animals that eat only plants.
a)
herbivore
b)
carnivore
c)
omnivore
23.
what is bacteria or fungi considered?
a)
producer
b)
consumer
c)
decomposer
24.
Which best describes what a food chain shows you?
a)
Energy flow through an ecosystem
b)
Food flowing through an ecosystem
c)
Consumers going into other consumers
d)
Who eats who
25.
Which of these organisms would receive energy from the snake?
a)
Plant
b)
Rabbit
c)
Mouse
d)
Hawk
26.
A field mouse eats grass and grass seeds.  Which of the following terms best describes a field mouse?
a)
Herbivore
b)
Producer
c)
Carnivore
d)
Decomposer
27.
An alligator eats fish, turtles, ducks, and small mammals on the bank.  Which of the following terms best describes the alligator?
a)
Herbivore
b)
Carnivore
c)
Omnivore
d)
Producer
28.

The type of blood vessel that normally carries de-oxygenated blood back to the heart from body cells?

a)

arteries

b)

capillaries

c)

veins

29.

The type of blood vessel that normally carries oxygenated blood from the heart to the body cells?

a)

arteries

b)

capillaries

c)

veins

30.

What is the main organ of the circulatory system?

a)

small intestine

b)

bone

c)

lungs

d)

heart

31.
The circulatory system works with the ___________ system to provide our body with oxygen.
a)
respiratory
b)
digestive
c)
muscular
d)
skeletal
32.
What is the Circulatory System also known as?
a)
The heart
b)
Cardiovascular System
c)
Nervous System
d)
Aorta
33.
The air sacs that are covered with capillaries where gas exchange takes place
a)
bronchi
b)
lungs
c)
oxygen
d)
alveoli
34.

Flap of tissue that covers the opening to the windpipe during swallowing

a)

Pharynx

b)

Trachea

c)

Epiglottis

d)

bronchioles

35.

The only externally visible part of the respiratory system

a)

Eyes

b)

Nose

c)

Pharynx

d)

Larynx

36.

The large muscle that contracts and relaxes and moves air in and out of the lungs.

a)

epiglottis

b)

alveoli

c)

diaphragm

d)

trachea

37.

What can you infer about the function of the ribcage?

a)

It protects the lungs.

b)

It helps the lungs pump oxygen.

c)

It delivers oxygen from the lungs to the bloodstream.

d)

It connects the trachea to the lungs.

38.

What is the manipulated variable?

a)

what we are changing or testing

b)

what we are observing or measuring

c)

what we keep the same to make the experiment fair

39.

What is the responding variable?

a)

what we are changing or testing

b)

what we are observing or measuring

c)

what we are keeping the same to make the experiment fair

40.

What are the constant variables?

a)

what we are changing or testing

b)

what we are observing or measuring

c)

what we keep the same to make the experiment fair

41.

Scientific Question: Will a person fall asleep faster if they listen to music?

What is the manipulated variable?

a)

music

b)

time to fall asleep

c)

person

42.

Scientific Question: Will a person fall asleep faster if they listen to music?

What is the responding variable variable?

a)

music

b)

time to fall asleep

c)

person

43.

A group of middle school students were given a short course in speed reading. The teacher was curious if money could influence their performance on a test taken at the end of the course. Half the students were offered $5 for a getting a certain percentage better at speed reading, the other half was offered no money. Which is the responding variable.

a)

Students being offered money or not.

b)

Their test scores.

c)

Their age in school years.

d)

The length of the course.

44.
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
45.
A testable explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
46.
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.
47.
What is the organ where water is absorbed from the digested food and returned to the bloodstream?
a)
mouth
b)
small intestine 
c)
esophagus
d)
large intestine
48.
Which organ does most of the chemical digestion of food and allows nutrients to be absorbed into the body?
a)
stomach
b)
esophagus
c)
small intestine
d)
liver
49.
Predict the next digestive system organ in the following sequence: mouth, pharynx, esophagus, stomach, ______
a)
liver
b)
kidneys
c)
small intestines
d)
large intestines
50.
We think of our muscular system as the system that helps us move around.  It also functions on an internal level by helping food movement in the _____ and _____, both parts of the digestive system.
a)
stomach; liver
b)
stomach; pancreas
c)
stomach: gallbladder
d)
stomach; small intestines
51.
What is the short tube that stores solid waste until it is eliminated from the body through the anus?
a)
rectum
b)
liver
c)
esophagus
d)
stomach
52.
Which secondary organ produces insulin and other digestive juices to further break down the food in the small intestines?
a)
liver
b)
gallbladder
c)
mouth
d)
pancreas
53.
Which type of digestion produces physical change to the food by breaking food into smaller pieces?
a)
chemical
b)
peristalsis
c)
mechanical
d)
saliva
54.
The function of the digestive system is
a)
Breakdown foods
b)
Absorb nutrients
c)
Eliminate waste
d)
All of the above
55.
The mouth has 2 different types of digestion.  They are
a)
Physical and Elemental
b)
Mechanical and heat
c)
Mechanical and chemical
d)
Acidic and motion
56.
Type of digestion in the stomach:
a)
Mechanical
b)
Chemical
c)
Both
57.
Your nutrition affects your overall health.
a)
True
b)
False
58.
Which of the following nutrients provides energy to the body?
a)
carbohydrates
b)
vitamins
c)
water
d)
minerals
59.
Which of the following nutrients is important for body, cell, and muscle growth and repair?
a)
vitamins
b)
fats
c)
proteins
d)
carbohydrates
60.

This nutrient helps keep your bones and teeth strong

a)

vitamins

b)

carbohydrates

c)

Minerals

d)

Fats

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