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Applied Biology Course 2 MID-1 GDc Darsi

Total questions: 70

Worksheet time: 1hrs 28mins

Name
Class
Date
1.

What are the FOUR most common elements in living things?

a)

Carbon

b)

Silicon

c)

Nitrogen

d)

Hydrogen

e)

Oxygen

2.

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

3.

Carbohydrates are primarily made out of...

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

e)

Phosphorus

4.

What is the function of proteins?

a)

Perform cell's functions/tasks

b)

Fast energy

c)

Energy storage

d)

Alter other biomolecules

e)

Store information for cells

5.

Proteins are primarily made out of... (and sometimes Sulfur)

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

e)

Phosphorus

6.

What is the function of nucleic acids?

a)

Perform cell's functions/tasks

b)

Fast energy

c)

Energy storage

d)

Alter other biomolecules

e)

Store information for cells

7.

Nucleic acids are primarily made out of...

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

e)

Phosphorus

8.

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

9.

Lipids are primarily made out of...

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

e)

Phosphorus

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.

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

12.

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

13.

Which of the following contains the most lipid?

a)
b)
c)
d)
14.

Below are the four biomolecules, EXCEPT:

a)

Protein

b)

Lard

c)

Carbohydrates

d)

Nucleic Acid

15.

What type of biomolecule contains carbon, hydrogen, oxygen, and nitrogen?

a)

carbohydrate

b)

lipid

c)

nucleic acid

d)

protein

16.

The biomolecule that holds an organism's genetic information is called ___________.

a)

carbohydrate

b)

lipid

c)

nucleic acid

d)

protein

17.

Which of the following is the correct pair of biomolecules and their monomers?

a)

Carbohydrate: Fatty Acids

b)

Protein: Amino acid

c)

Lipid: Nucleotide

d)

Nucleic Acid: DNA

18.

The following statements are TRUE regarding lipids, EXCEPT:

a)

they store energy for later use

b)

they are insoluble in water

c)

they are composed of carbon, hydrogen, oxygen and phosphorus

d)

they can be found in fats and oils

19.

Which of the following is a monosaccharide?

a)

Chitin

b)

Sucrose

c)

Starch

d)

Glucose

20.

Cholesterol is a/an...

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

21.

Enzyme is a/an...

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

22.

Which of the following transfers the genetic information for the creation of proteins

from the nucleus to the ribosomes?

a)

DNA

b)

RNA

c)

nucleotide

d)

enzyme

23.

What biomolecule serves as structural materials in hair, nails and connective tissues?

a)

protein

b)

lipid

c)

carbohydrate

d)

nucleic acid

24.

Monosaccharides are the building blocks of which group of biomolecules?

a)

protein

b)

lipid

c)

carbohydrate

d)

nucleic acid

25.

The sugar in RNA is _____________while the sugar in DNA is ________.

a)

deoxyribose, ribose

b)

ribose, deoxyribose

c)

c. ribose, phosphate

d)

ribose, uracil

26.

Which of the following sugars are the components of lactose?

a)

glucose & galactose

b)

fructose and galactose

c)

glucose and glucose

d)

glucose & fructose

27.

Which of the following elements is present in Nucleic acid but not in other biomolecules?

a)

Carbon

b)

Phosphorus

c)

Nitrogen

d)

Hydrogen

28.
All polymers are made up of...
a)
monosaccharides
b)
monomers
c)
proteins
d)
None of these
29.
Which biomolecule is this a picture of?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
30.
Name this biomolecule
a)
carbohydrate
b)
lipid
c)
nucleic acid
d)
protein
31.
What are the four biological molecules?
a)
proteins, carbohydrates, lipids, nucleic acids
b)
A, T, C, G
c)
water, air, earth, and fire
d)
Joe, Nick, and Kevin Jonas
32.
Which biomolecule are in starches and fibers?
a)
Lipid
b)
Protein
c)
Nucleic Acid
d)
Carbohydrate
33.
Which biomolecule is responsible for insulation and energy storage?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
34.
What biomolecule do enzymes belong to? 
a)
Carbohydrate
b)
Lipid
c)
Nucleic Acid
d)
Protein
35.
Which biomolecule is found in fats, oils, and waxes and is a source of long-term energy? 
a)
Proteins
b)
Nucleic Acid
c)
Lipids
d)
Carbohydrate
36.
Which biomolecule is this a picture of?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
37.

What is the monomer for carbohydrates?

a)

Amino acid

b)

Nucleotide

c)

Fatty acid

d)

Monosaccharide

38.

Which monomer makes up lipids?

a)

Amino acid

b)

Nucleotide

c)

Fatty acid

d)

Monosaccharide

39.
How many sugar-phosphate strands exist in each RNA molecule?
a)
4
b)
2
c)
1
d)
None
40.
The word "saccharide" means:
a)
sugar
b)
protein
c)
amino acids
41.

As food travels through the digestive system, it is exposed to a variety of pH levels. The stomach has a pH of 2 due to the presence of hydrochloride acid (HCl), and the small intestine has a pH ranging from 7 to 9. HCl converts pepsinogen into pepsin, an enzyme that digests proteins in the stomach. Which of the following most likely happens to pepsin as it enters the small intestine?

a)

It becomes inactive.

b)

It begins to replicate.

c)

It's shape changes to engulf large proteins.

d)

It's activity increases to digest more proteins.

42.

What will most likely happen if an appropriate enzyme is added to a chemical reaction?

a)

The reaction rate will increase.

b)

The equilibrium of the reaction will be maintained.

c)

The reaction rate will decrease.

d)

The reaction will stop.

43.

The human body maintains a temperature of around 98.6 degrees at all times. Enzymes are involved in almost every chemical reaction in the body. Which of the following describes the connection between these two statements?

a)

Enzymes function best at a specific temperature.

b)

The body needs to be warm to prevent hypothermia.

c)

The body is kept relatively warm to prevent too much enzyme action.

d)

There is no connection between the two statements.

44.

In a chemical reaction, the chemicals on the left side of a reaction arrow (________ --> _________) are called A:___ and the the chemicals on the right side are called B: ____

a)

A: Products; B: Ingredients

b)

A: Ingredients; B: Products

c)

A: Reactants; B: Ingredients

d)

A: Reactants; B: Products

45.

Which are examples of Nucleic Acids?

a)

glucose, pasta, bread

b)

fats, oils, waxes

c)

meats, enzyme, lactase, eggs

d)

DNA, RNA

46.

Which of the following sugar is non reducing sugar?

a)

A.Sucrose

b)

B.Glucose

c)

C.Fructose

d)

D.Lactose

47.

Which of the following proteins is classified as fibrous protein?

a)

A.Insulin

b)

B.Haemoglobin

c)

C.Keratin

d)

D.Albumin

48.

Which of the following sets consists only of essential amino acids?

a)

A.Alanine, tyrosine, cysteine

b)

B.Leucine, lysine, valine

c)

C.Alanine, Glutamine, lysine

d)

D.Leucine, proline, glycine

49.
What do disaccharides, such as sucrose, and polysaccharides, such as starch, have in common?
a)
They are lipids made of fatty acids.
b)
They are proteins made of amino acids.
c)
They are nucleic acids made of nucleotides.
d)
They are carbohydrates made of simple sugars.
50.
Which group of organic compounds contains fatty acids?
a)
Carbohydrates
b)
Lipids
c)
Nucleic Acids
d)
Proteins
51.
Which of the following answers links a biomolecule with one of its proper functions?
a)
Lipids - Store genetic information
b)
Carbohydrates - short term energy storage
c)
Nucleic Acids - Catalyze reactions
d)
Proteins - long term energy storage
52.
How many sugar-phosphate strands exist in each RNA molecule?
a)
4
b)
2
c)
1
d)
None
53.
Which organic macromolecules are composed of chains of amino acids that join to form the structural components of organisms.
a)
Carbohydrates
b)
Proteins
c)
Amino Acids
d)
Lipids
54.
The molecule in the diagram plays what role in the body?
a)
Releasing Energy
b)
Forming part of the sugar-phosphate backbone of DNA
c)
Storing Fat
d)
Controlling blood glucose levels
55.
The monomers used to synthesize proteins are called ____________.
a)
Nucleotides
b)
Fatty Acids
c)
Amino Acids
d)
Sugars
56.
The four most common elements found in biomolecules are:
a)
Carbon, Nitrogen, Phosphorus, Bromine
b)
Sulfur, Nitrogen, Iron, Carbon
c)
Sulfur, Phosphorus, Carbon, Oxygen 
d)
Carbon, Oxygen, Nitrogen, Hydrogen
57.

The symbol  σ\sigma  or s refers to

a)

the mean

b)

the standard deviation

c)

the standard error of the mean

d)

the chi square

58.

SE refers to the...

a)

mean

b)

standard deviation

c)

standard error of the mean

d)

chi square

59.

The symbol  Σ\Sigma  means

a)

sample mean

b)

square root of all values

c)

sum of all values

d)

sample size

60.

Degrees of freedom is calculated by

a)

dividing the standard deviation by the square root of the sample size

b)

subtracting one from the sample size

c)

adding together all values and dividing by the sample size

d)

squaring the difference between the observed and expected values

61.

The mean value of a data set is calculated by...

a)

dividing the standard deviation by the square root of the sample size

b)

subtracting one from the sample size

c)

adding together all values and dividing by the sample size

d)

squaring the difference between the observed and expected values

62.

The middle number in a set of data is called the...

a)

mean

b)

standard deviation

c)

median

d)

mode

63.

What is the standard error of the optimum soil temperature for germination rate?

a)

1.78

b)

0.91

c)

2.89

d)

5.34

64.

A farmer is told the average banana tree takes 12 months from the time the rhizome is planted until it yields fruit. His fields take 11, 14, 16, and 14 months. Is the null hypothesis of 12 months accepted?

a)

accepted at 2.08

b)

accepted at 1.44

c)

accepted at 8.33

d)

rejected at 8.33

65.

Which of the following would lower a Chi Square value?

a)

Increase the sample size

b)

Decrease the sample size

c)

Increase the number of sample groups

d)

A smaller difference between observed and expected values

66.

Which of the following scenarios would lead to a large standard deviation, but a low standard error of the mean?

a)

1,650 students at FHC are surveyed on how much they like Genetics on a scale form 1 - 100.

b)

450 doctors across the country were surveyed on the number of hours they spend at work.

c)

The length of 12 roly-poly bugs is taken for St. Charles County.

d)

Steve Prefontaine 1,200 meter time is recorded for 5 trials on different days.

67.

What is the mode for this data: 2, 4, 2, 3, 2, 4, 3, 6, 5

a)

2

b)

3

c)

3.44

d)

4

68.

You roll a dice 54 times and get the following results: 6 ones, 10 twos, 9 threes, 12 fours, 8 fives, and 9 sixes. Do you accept or reject the null hypothesis?

a)

No, chi square value is 2.22

b)

No, chi square value is 4.47

c)

Yes, chi square value is 2.22

d)

Yes. chi square is 4.47

69.

Why name Deoxy Ribo nucleic Acid(DNA) for the Nucleic acid.

4 lines
70.

What are the Differences between DNA and RNA

4 lines

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