Free Printable Unit 1 Test

1.

Which level of organization is the most complex?

a)

organism

b)

population

c)

community

d)

ecosystem

2.

Multiple organisms of the same species describes a

a)

organism

b)

population

c)

community

d)

ecosystem

3.

A forest full of many kinds of trees and grasses is an example of a

a)

group

b)

organism

c)

population

d)

community

4.

Which is an example of an organism?

a)

a beetle

b)

a lake

c)

a rock

d)

a shell

5.

Which level of organization is more complex than a population and less complex than an ecosystem?

a)

organism

b)

population

c)

community

d)

ecosystem

6.

which is the correct order of the levels of organization from simple to complex?

a)

organism, population, community, ecosystem

b)

ecosystem, community, population, organism

7.

Which of the following displays the levels of organization INCORRECTLY from smallest to largest?

a)

Atom, Molecule, Organelle, Cell

b)

Organelle, Cell, Tissue, Organ

c)

Community, Ecosystem, Biome, Biosphere

d)

Organ System, Organ, Organism, Population

8.

A collection of organisms that make up a community as well as all of the nonliving components of the environment.

a)

Population

b)

Community

c)

Habitat

d)

Ecosystem

9.

What are the FOUR most common elements in living things?

a)

Carbon

b)

Silicon

c)

Nitrogen

d)

Hydrogen

e)

Oxygen

10.

Your friend is really irritable while sitting in class. He feels lightheaded and dizzy. He is also feeling a bit of confusion and brain fog.

What inferences are most realistic to make about the biomolecules in your friend's body?

a)

He is running low on fast sources of energy

b)

Proteins are being broken down or reshaped

c)

The coding information in the cell is incorrect or incomplete

d)

There is not enough insulation or energy storage

11.

Your friend is really irritable while sitting in class. He feels lightheaded and dizzy. He is also feeling a bit of confusion and brain fog.

What biomolecule does your friend need?

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

12.

Dystrophin is a molecule that holds muscle fibers together. In people with muscular dystrophy, a genetic disease that causes people to lose the ability to walk at a young age, dystrophin molecules never develop.

What can you infer about the biomolecules of affected individuals? (select all correct answers)

a)

There is a lack of sources of fast energy

b)

A biomolecule is missing

c)

The coding information in the cell is incomplete or incorrect

d)

If removes insulation and long term energy storage

13.

Dystrophin is a molecule that holds muscle fibers together. In people with muscular dystrophy, a genetic disease that causes people to lose the ability to walk at a young age, dystrophin molecules never develop.

What biomolecule is this person missing?

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

14.

Bowhead whales can have a specialized layer of blubber up to 30 cm’s thick. This acts as a special insulation that traps the heat their muscles create from movement.

What biomolecule is the blubber primarily made of?

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

15.

Helicase is an example of a biomolecule that can destroy bonds between DNA strands during DNA replication.

What biomolecule is helicase?

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

16.

A scientist discovers new life on a distant planet. While watching the alien species live on the planet, scientists begin to notice that in order to hunt this species will attack another smaller species and inject them with some sort of liquid. After a short time, the smaller organism develops a sort of necrosis which is when a small portion of the organism's flesh begins to break down. Soon after necrosis begins the smaller organism dies.

What can you infer about the function of the poison?

a)

It decreases fast sources of energy

b)

Proteins are being broken down or reshaped

c)

The coding information in the cell is altered

d)

If removes insulation and long term energy storage

17.

A scientist discovers new life on a distant planet. While watching the alien species live on the planet, scientists begin to notice that in order to hunt this species will attack another smaller species and inject them with some sort of liquid. After a short time, the smaller organism develops a sort of necrosis which is when a small portion of the organism's flesh begins to break down. Soon after necrosis begins the smaller organism dies.

What biomolecule are the aliens injecting?

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

18.

There is a person with Albinism. This individual does not produce melanin. Melanin allows for people to be protected from the sun. Since Albinos do not produce this protein they are prone to getting sunburns.

What inferences are most realistic to make about the biomolecules in this individual's body?

a)

He is running low on fast sources of energy

b)

Proteins are being broken down or reshaped

c)

The coding information in the cell is incorrect or incomplete

d)

There is not enough insulation or energy storage

19.

There is a person with Albinism. This individual does not produce melanin. Melanin allows for people to be protected from the sun. Since Albinos do not produce this protein they are prone to getting sunburns.

What biomolecule results in the individual having albinism?

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

20.

Carbs and lipids are similar because they...

a)

Are a source of energy for living organisms

b)

Help with immune response

c)

build structures such as cellulose and chitin

d)

Contain the same elements (CHO)

21.

Match the following functions to the biomolecule

a)

Act as hormones

1.

Lipid

b)

Build muscle

2.

Protein

c)

Carry genetic information

3.

Nucleic acid

d)

Energy source (cellular respiration)

4.

Carbohydrate

22.

Label the parts of the enzyme model

a)Substrate

b)Products

c)Enzyme

d)Active site

1

2

3

4

1)

2)

3)

4)

23.

Click on the temperature that this enzyme is having optimum activity.

A

B

C

24.

An enzyme speeds up a reaction by

a)

lowering the activation energy.

b)

raising the activation energy.

c)

releasing energy.

d)

absorbing energy.

25.

What happens when enzymes are heated to a high temperature?

a)

The enzymes die.

b)

The shapes of the enzyme are altered denature

c)

The enzymes' amino acid sequence changes.

d)

The enzymes remain the same

26.

Which enzyme is most efficient in a basic solution?

a)

A

b)

B

27.

Enzymes are (a) that (b) chemical reactions by (c) the amount of activation energy required to start the reaction.

Choose from the below words

proteins

speed-up

decreasing

carbohydrates

increasing

slow-down

28.

Match the following Macromolecules to its structure

a)

1.

Carbohydrate

b)

2.

Lipid

c)

3.

Nucleic Acids

d)

4.

Protein

29.

Enzymes provide a site where reactants called substrates can be brought together in an enzyme-catalyzed reaction. The site is called the

a)

enzyme substrate complex.

b)

reaction site.

c)

active site.

d)

lock and key.

30.

After the enzyme and substrate bind together and perform the reaction, what does the substrate become?

a)

a substrate

b)

an enzyme

c)

a product

d)

an active site

31.

What is a substance called if it speeds up a chemical reaction?

a)

reusable

b)

catalyst

c)

specific

d)

fragile

32.

With what 3 letters do enzymes typically end?

a)

-ose

b)

-ase

c)

-ese

d)

-tic

33.

In the diagram, what is letter A?

a)

product

b)

substrate

c)

enzyme-substrate complex

d)

active site

34.

Letter D...

a)

active site

b)

enzyme

c)

substrate

d)

products

35.

Letter B...

a)

active site

b)

enzyme

c)

substrate

d)

products

36.

Letter C...

a)

active site

b)

enzymes

c)

substrate

d)

products

37.

Letter E...

a)

active site

b)

enzyme

c)

substrate

d)

products

38.

What are two factors that can affect an enzymes ability to function?

a)

No changing

b)

temperature and pH

c)

night and day

d)

hot and cold

39.

How many servings are contained in this food item?

a)

1

b)

15

c)

8

d)

5

40.

How many grams of protein are contained in the entire jar?

a)

3

b)

15

c)

2.5

d)

5

41.

How many calories would you get from protein in ONE serving?

a)

3

b)

15

c)

90

d)

12

42.

What percent of your daily value of carbohydrates would you consume if you ate the entire can?

a)

1

b)

3

c)

4

d)

10

43.

If you only were to consume one granola bar, how many calories would you conusme?

a)

190

b)

90

c)

60

d)

30

44.

What is the main ingredient in these granola bars?

a)

Whole grain oats

b)

Sugar

c)

Canola Oil

d)

Soy Flour

45.

A recipe calls for an entire jar of honey. How many calories would be added to your recipe using this jar of honey?

a)

60 calories

b)

960 calories

c)

660 calories

d)

1340 calories

46.

What percent of your recommended daily value of IRON is contained in a medium order of fries?

a)

0%

b)

14%

c)

2%

d)

6%

47.

How many calories are contained in a gram of fat?

a)

1

b)

3

c)

4

d)

9

48.

Including added sugars, the _____ food has less sugar.

^{Incluyendo los azúcares añadidos, el alimento _____ tiene menos azúcar.}

a)

b)

49.

Some labels tell you how many calories of food came from fat. It is listed as "Calories from Fat." How many calories from fat does this food have?

^{Algunas etiquetas le dicen cuántas calorías de los alimentos provienen de la grasa. Está catalogado como "Calorías de grasa". ¿Cuántas calorías de grasa tiene este alimento?}

a)

250

b)

110

c)

1

d)

228

50.

MATH TIME! 👀 Of the 250 calories, 110 calories of this food are calories from fat. What percentage of calories of this food are from fat?

^{use this equation → 110 ÷ 250 = _____ (move decimal 2x to the right)}

^{¡HORA DE MATEMÁTICAS! 👀 De las 250 calorías, 110 calorías de este alimento son calorías de grasa. ¿Qué porcentaje de calorías de este alimento proviene de la grasa?}

^{usa esta ecuación → 110 ÷ 250 = _____ (mueve el decimal 2x a la derecha)}

a)

360%

b)

44%

c)

22%

d)

18%

Unit 1 Test

Total questions: 50

Worksheet time: 3595secs

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