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Biology 1st 9-Weeks Extra Credit

Total questions: 90

Worksheet time: 57mins

Name
Class
Date
1.

5. Which biomolecules provide quick energy for the cell ?

a)

Carbohydrates

b)

Proteins

c)

Lipids

d)

Nucleic Acids

2.

10. Your friend is feeling irritable, lightheaded and dizzy. They are also feeling a bit of confusion and brain fog. Which biomolecule would you recommend your friend consume?

a)

Protein

b)

Carbohydrates

c)

Nucleic Acid

d)

Milk

3.

2. Which biomolecules contains your genetic information?

a)

Proteins

b)

Lipids

c)

Carbohydrates

d)

Nucleic Acids

4.

9. Amino Acids are the monomers of __________.

a)

Nucleic Acids

b)

Proteins

c)

Carbohydrates

d)

Lipids

5.

6. The monomer of carbohydrates is known as _______.

a)

Amino Acid

b)

Fatty Acid

c)

Nucleotide

d)

Monosaccharide

6.

Just under an orca's skin lies a thick layer of blubber. Blubber helps insulate a whale from heat loss. Based on this information, which biomolecule is blubber primarily made of?

a)

Lipids

b)

Nucleic Acids

c)

Proteins

d)

Carbohydrates

7.

3. Which biomolecules act as energy storage for the cell and also cushions and insulates organs?

a)

Carbohyrdates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

8.

1. The four most common elements found in biomolecules are __________.

a)

Sulfur, Phosphorus, Carbon, Oxygen

b)

Carbon, Oxygen, Nitrogen, Hydrogen

c)

Sulfur, Nitrogen, Carbon, Iron

d)

Carbon, Nitrogen, Hydrogen, Sulfur

9.

What is the function of carbohydrates?

a)

Perform cell's functions/tasks

b)

Fast energy

c)

Energy storage

d)

Alter other biomolecules

e)

Store information for cells

10.

What is the function of lipids?

a)

Perform cell's functions/tasks

b)

Fast energy

c)

Energy storage

d)

Alter other biomolecules

e)

Store information for cells

11.

What is the polymer for a carbohyrdate

a)

Polysaccharide

b)

Lipid

c)

Triglyceride

d)

Fatty Acids

12.

What is the fatty acid tails made of?

a)

C,H,O,N,P,S

b)

C,H,O,N

c)

C, H, O

d)

C,H

13.

What is function of a triglyceride

a)

Triglyceride is a made up word

b)

make up the cell membrane

c)

Make food taste better

d)

Energy Storage

14.

What portion of the lipid is made of glycerol?

a)

The cap

b)

The tails

c)

Lipids do not have glycerol

d)

The entire structure

15.

What is the polymer of a lipid

a)

Triglyceride

b)

Fatty Acids

c)

Phospholipid

d)

Lipids do not have a polymer

16.
Passive transport is called "passive" because it occurs WITHOUT
a)
cause.
b)
energy.
c)
a concentration gradient.
d)
a cell wall.
17.
Osmosis is the diffusion of _____ across a membrane
a)
glucose
b)
NaCl
c)
proteins
d)
water
18.
Which of the following is NOT a type of passive transport?
a)
Osmosis
b)
Diffusion
c)
Endocytosis
19.
Active transport allows a cell to move molecules from an area of low concentration to an area of high concentration.
a)
True
b)
False
20.
_____________ allows some things to enter and leave cells, while keeping other things out of the cell.
a)

Nucleus control center of the cell

b)

Selectively Permeable golgi apparatus

c)
A selectively permeable membrane
d)

Non Permeable membrane

21.
Cells sometimes use energy to transport materials across the cell membrane.  This is called
a)

Simple Diffusion

b)
osmosis
c)

Facilitated diffusion

d)
active transport
22.

When the concentration of solutes on both sides of a membrane is the SAME, the solution is

a)
isotonic
b)
hypertonic
c)
hypotonic
23.
A process for removing large quantities toxins and waste from the cell is
a)
exorcism
b)
exocytosis
c)
endocytosis
d)
endoplasmic reticulum
24.
Facilitated diffusion involves movement of molecules across a membrane when they bond to 
a)
channel proteins
b)
lipid proteins
c)
a protein pump (carrier protein)
d)
sticky proteins
25.
If there is 25% oxygen inside the cell and 50% oxygen in the outside blood, which direction will the oxygen move?
a)
Out of the cell
b)
Into the cell
c)
The cell is at equilibrium
26.
A cell contains 25% NaCl and is placed in a solution that has 5% NaCl.  Which of the following is correct about what will happen to the cell?
a)
The solution is hypotonic and the cell will swell.
b)
The solution is hypotonic and the cell will shrink
c)
The solution is hypertonic and the cell will swell
d)
The solution is hypertonic and the celll will shrink.
27.
When a white blood cell engulfs a bacteria cell, they use _____ to bring the bacteria into the cell.  
a)
Na/K pump
b)
Carrier Protein
c)
Exocytosis
d)
Endocytosis
28.
In the given scenario what will happen to the organism: salt is poured onto eggplant.
a)
Water will move out of the eggplant cells and the cells will shrink.
b)
Water will move out of the eggplant cells and the cells will swell.
c)
Water will move into the eggplant cells and the cells will swell.
29.
An animal cell placed in a hypertonic (salty) solution will
a)
Shrink
b)
Swell
c)
Stay the same
30.
Which type of diffusion is being represented in this picture?
a)
Passive Diffusion
b)
Simple Diffusion
c)
Active Diffusion
d)
Facilitated Diffusion
31.
Which type of Passive Transport is being represented in this picture?
a)
Passive Diffusion
b)
Simple Diffusion
c)
Active Diffusion
d)
Facilitated Diffusion
32.

A solution is considered hypotonic to the cell if it has....

a)

A lower amount of water compared to the cell.

b)

A higher amount of solute compared to the cell.

c)

A lower amount of solute compared to the cell.

33.

A solution is considered hypertonic to the cell if it has....

a)

A higher amount of water compared to the cell.

b)

A higher amount of solute compared to the cell.

c)

A lower amount of solute compared to the cell.

34.

Match the following

a)

Simple Diffusion

1.

When molecules passively cross the plasma membrane through the phospholipid bilayer

b)

Facilitated Diffusion

2.

When molecules passively cross the plasma membrane through a channel protein

c)

Osmosis

3.

The movement of water across the cell membrane

d)

Endocytosis

4.

Bringing in large materials through the cell membrane into a vacuole.

e)

Exocytosis

5.

Moving larger amounts or large quantities of materials through the cell membrane

35.

Match the following

a)

Hypertonic

1.

The solution contains a high concentration of solute an and low concentration of water

b)

Hypotonic

2.

The solution contains a low concentration of solute an and high concentration of water

c)

Isotonic

3.

The solution has an equal concentration of solute and water compared to the inside of the cell

36.
The "cause" for something to happen is the
a)
response
b)
effect
c)
stimulus
d)
homeostasis
37.

When you exercise, what gas does your body NEED more of?

a)

Blood

b)

Carbon dioxide

c)

Hydrogen

d)

Oxygen

38.

How does the body respond when more oxygen is required?

a)

Decreasing heart rate

b)

Increasing heart rate

c)

Decreasing blood pressure

d)

Increasing blood pressure

39.

Homeostasis means that the _____ stays stable while the outside changes

a)

inside

b)

outside

c)

hot

d)

cold

40.

Which of the following is not regulated by homeostasis?

a)

body temperature

b)

blood sugar

c)

blood pH

d)

body movements

41.
Homeostasis in the human body is often maintained by a: 
a)
neutral feedback loop 
b)
solar feedback loop
c)
positive feedback loop
d)
negative feedback loop
42.
If the environment gets cold, we will often shiver in order to:
a)
keep body temperature the same as the external temperature
b)
decrease body temperature
c)
increase body temperature
d)
regulate blood pressure
43.

An acid has a pH

a)

higher than 7

b)

lower than 7

c)

7

d)

greater than 14

44.

What might happen if buffers did not exist within the human body?

a)

Our blood and other bodily fluids might become too acidic or basic.

b)

Our stomach acid would not be able to break down food.

c)

We would not be able to process glucose within our cells.

d)

We would not be able to inhale oxygen into our lungs.

45.
Which of these pH values would indicate that a solution is a weak base?
a)
4
b)
5.6
c)
8
d)
13
46.

True or False: Eukaryotic cells have a nucleus.

a)

True

b)

False

47.

Which type(s) of cells contain DNA material?

a)

Prokaryotic cells

b)

Eukaryotic cells

c)

Both prokaryotic and eukaryotic cells

48.

True or false: prokaryotic cells store DNA material in their nuclei.

a)

True

b)

False

49.

Which type of cell tends to be larger?

a)

Prokaryotic

b)

Eukaryotic

50.

In a eukaryotic cell, where is the genetic material located?

(a)  

51.

What is a cell lacking a nucleus or any other organelles called?

(a)  

52.

What are the two types of cells?

a)

prokaryote and nucleus

b)

bacteria and eukaryote

c)

prokaryote and eukaryote

d)

nucleus and organelle

53.

What is one difference between prokaryotic and eukaryotic cells?

a)

Prokaryotes are larger.

b)

Eukaryotes are bacteria and prokaryotes are plants.

c)

Prokaryotes have a nucleus. Eukaryotes do not.

d)

Eukaryotes have a nucleus. Prokaryotes do not.

54.

True or false: all prokaryotic cells and some eukaryotic cells are single-celled organisms.

a)

True

b)

False

55.

All living things....

a)

are made up of one or more cells.

b)

require oxygen to breathe.

c)

live for at least one week.

d)

are capable of intelligent thought.

56.
What is the name of the 1st step of cellular respiration?
a)
Glycolysis
b)
Kreb's Cycle
c)
ETC
d)
Anaerobic respiration
57.
Where does glycolysis take place?
a)
Cytoplasm
b)
Stroma
c)
Thylakoid
d)
Mitochondria
58.
This process releases chemical energy from sugars and other carbon-based molecules to make ATP when oxygen is present.
a)
photosynthesis
b)
light-independent reaction
c)
cellular respiration
d)
light-dependent reaction
59.
Glucose is broken down during which process
a)
Krebs cycle
b)
Calvin cycle
c)
Glycolysis
d)
Photosynthesis
60.
Which is not a waste product of cellular respiration?
a)
Water
b)
Heat
c)
Carbon Dioxide
d)
Oxygen
61.
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
62.
What is cellular respiration?
a)
the breakdown of glucose  to release ATP
b)
the breakdown of glucose to release NADH
c)
the breakdown of glucose to release FADH
d)
the breakdown of glucose to release carbon
63.
The energy in ATP is stored 
a)
in the bond between the second and third phosphate
b)
in the bond between the first and second phosphate
c)
in the bond between the adenosine and the first phosphate
d)
I like turtles
64.

Which of the following is a reactant of cellular respiration?

a)

Glucose

b)

Carbon Dioxide

c)

Water

d)

ATP

65.

Which of the following is a reactant of cellular respiration

a)

Carbon Dioxide

b)

Water

c)

Oxygen

d)

ATP

66.

Which of the following is a product of cellular respiration?

a)

Glucose

b)

Carbon Dioxide

c)

Oxygen

d)

Radiant Energy

67.

Which of the following is a product of cellular respiration?

a)

Radiant Energy

b)

Oxygen

c)

Glucose

d)

Water

68.

Which statement is true regarding cellular respiration?

a)

The reactants of cellular respiration are identical to the reactants of photosynthesis.

b)

The reactants of cellular respiration are obtained from the products of photosynthesis.

c)

The products of cellular respiration are the same as the products of photosynthesis

d)

Cellular respiration only occurs in autotrophs, photosynthesis occurs only in heterotrophs.

69.

A decrease in the amount of oxygen available will....

a)

not have an effect on the amount of energy produced during cellular respiration

b)

decrease the amount of glucose produced during cellular respiration

c)

cause the amount of water produced during cellular respiration to increase

d)

decrease the amount of energy produced during cellular respiration

70.

Which organelle is responsible making food (Glucose) using sunlight?

a)

Cell Membrane

b)

Nucleus

c)

Chloroplast

d)

Mitochondria

71.

Select all that are raw materials for Photosynthesis.

a)

Water

b)

Carbon Dioxide

c)

Oxygen

d)

Sunlight (Light Energy)

e)

Glucose (Sugar/food)

72.

Select all that are products of Photosynthesis.

a)

Water

b)

Carbon Dioxide

c)

Oxygen

d)

Sunlight (Light Energy)

e)

Glucose (Sugar/food)

73.

How does most of the water needed by the plant get into its leaves?

a)

It enters through the stomata

b)

The roots absorb it and then it travels up the stem

c)

It's made during a chemical reaction in the leaf

d)

The flowers capture water and deliver it to the leaves

74.
Why do plants conduct photosynthesis?
a)
To make light
b)
To make mitochondria
c)
To make glucose
d)
To release carbon dioxide
75.
How does carbon dioxide get into the leaves of a plant?
a)
It's absorbed by the roots
b)
It's made in a chemical reaction in the stem
c)
It enters through the stomata
d)
It goes through the flowers
76.
Which of these conditions would decrease the rate of photosynthesis in a plant?
a)
Above average precipitation
b)
Changing the daylight hours from 14 hrs to 10 hrs
c)
Changing the CO2 concentration from 380 ppm to 410 ppm
d)
All of these choices
77.
Which choice correctly shows the gases that enter and exit plants during photosynthesis?
a)
Enter: Oxygen
Exit: Carbon dioxide
b)
Enter: Water vapor
Exit: Glucose
c)
Enter: Carbon dioxide
Exit: Oxygen
d)
Enter: Light
Exit: Water vapor
78.

Which of the following is the correct equation for PHOTOSYNTHESIS?

a)

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

b)

carbon dioxide + sugar + water --> oxygen + light

c)

oxygen + light + water --> carbon dioxide + sugar

d)

carbon dioxide + oxygen + water --> Light+ Sugar

79.
Which organisms perform Photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
80.
Which of the following is an example of an AUTOTROPH?
a)
Appletree
b)
Dog
c)
Mushroom
d)
Human
81.
What is the ultimate ORIGINAL source of energy for living things
a)
Sugar
b)
Sun
c)
Moon
d)
Carbon Dioxide
82.

What is the pigment in chloroplasts that performs photosynthesis?

a)

Chlorosynthesis

b)

Chlorophyll

c)

Chloroplast

d)

Green

83.
Plants need ________ for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
84.
What is photosynthesis?
a)
The process in which humans eat their food
b)
When a photographer takes a photo.
c)
To get your pictures from the photo lab.
d)
The process in which plants make their food.
85.
Leaves look green because.....
a)
they eat their vegetables
b)
to blend into their environment
c)
they contain a molecule named chlorophyll
d)
they are sick
86.
The ____________ is the most photosynthetic part of a plant.
a)
leaf
b)
flower
c)
roots
d)
stem
87.
Glucose is a ...
a)
sugar
b)
carbohydrate
c)
source of quick energy
d)
all are correct
88.
The formula for glucose is...
a)
C12 H22 O11
b)
NaCl
c)
NaOH
d)
C6 H12 O6
89.
What is the function of ATP in living things?
a)
provides energy for cells
b)
stores genetic information
c)
provides structure in the nucleus
90.
What are the parts of the ATP molecule?
a)
adenine, thylakoids, stroma
b)
stroma, grana, chlorophyll
c)
adenine, ribose, phosphate groups
d)
NADH, NAHPH, FADH

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