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OnRamps Bio-Biomolecules

Total questions: 67

Worksheet time: 47mins

Name
Class
Date
1.

4. Which biomolecules transport oxygen and other substances and also form part of most organelles?

a)

Lipids

b)

Carbohydrates

c)

Proteins

d)

Nucleic Acids

2.

6. The monomer of carbohydrates is known as _______.

a)

Amino Acid

b)

Fatty Acid

c)

Nucleotide

d)

Saccharide

3.

Which of the following is a term that refers to the building blocks of all cells?

a)

Macromolecules

b)

Micromolecules

c)

Molecules

d)

DNA

4.

Which form of glucose is stored in the human liver and muscle?

a)

Cellulose

b)

Glycogen

c)

Lipids

d)

Starch

5.

Lipids are insoluble in water because lipid molecules are _________?

a)

hydophilic

b)

hydrophobic

c)

neutral

6.

Which of the following term refers to the combination of two types of monosaccharides?

a)

Monosaccharide

b)

Disaccharide

c)

Polysaccharide

7.

Which of the following is a term that refers to an energy source obtained from plants?

a)

Cellulose

b)

Glycogen

c)

Lipids

d)

Starch

8.
Which biomolecule is made of nucleotides and contain you DNA?
a)
Carbohydrate
b)
Lipids
c)
Protein
d)
Nucleic Acid
9.
Which biomolecule helps form muscles?
a)
Nucleic Acid
b)
Carbohydrate
c)
Protein
d)
Lipids
10.
Which 2 molecules form the sides (backbone) of the DNA ladder?
a)
deoxyribose sugar and adenine
b)
deoxyribose sugar and a hydrogen bond
c)
deoxyribose sugar and the nucleus
d)
deoxyribose sugar and phosphate
11.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
12.
Nitrogenous bases are joined by which type of bond?
a)
polar bonds
b)
ionic bonds
c)
covalent bonds
d)
hydrogen bonds
13.
Why does DNA replicate?
a)
To create another copy for the new cell
b)
To create a duplicate copy in case the original gets damaged
c)
To create a new copy to replace the damaged original
14.
Which of the following units are repeatedly joined together to form a strand of DNA?
a)
amino acids
b)
nucleotides
c)
fatty acids
d)
polysaccharides
15.

Which of the following is found on RNA but not DNA?

a)

Deoxyribose

b)

Uracil

c)

Phosphate

d)

Adenine

16.

What is the Shape of DNA

a)

Spring

b)

Double Helix

c)

Single Helix

d)

A twist knot thing

17.

What are monosaccharides?

a)

double sugar

b)

single sugar

c)

protein

d)

nucleic acid

18.

What type of biomolecule is glucose?

a)

monosaccharide

b)

disaccharide

c)

polysaccharide

19.

What type of biomolecule is fructose?

a)

monosaccharide

b)

disaccharide

c)

polysaccharide

20.

What type of biomolecule is maltose?

a)

monosaccharide

b)

disaccharide

c)

polysaccharide

21.

What type of biomolecule is sucrose?

a)

monosaccharide

b)

disaccharide

c)

polysaccharide

22.

How many types of biomolecules are there in the body?

a)

1

b)

2

c)

3

d)

4

23.

The carbon, hydrogen, and oxygen atoms from sugar molecules in the cracker you ate were rearranged in your body during digestion.

a)

True

b)

False

24.

Match the following

a)
1.

carbohydrate

b)
2.

amino acid

c)
3.

nucleotide

d)
4.

ATP (adenosine triphosphate)

e)
5.

triglyceride

25.

Match the following monomers with their biomolecule

a)
1.

nucleic acids

b)
2.

proteins

c)
3.

carbohydrates

d)
4.

lipids (fats)

26.

Most common elements in living things include:

a)

carbon

b)

oxygen

c)

nitrogen

d)

hydrogen

27.

What best describes the picture?

a)

How water is formed

b)

Chemical formula for how water is formed

c)

Elements found in water

d)

Elements and compounds

28.

Why is carbon the basis of most molecules?

a)

it has four valence electrons and can bond with four other elements

b)

it can form several structures

c)

it can form single, double, and triple bonds

d)

it always bonds with oxygen needed for life

29.

Why does it take longer for your body to break down complex carbohydrates than simple carbohydrates?

a)

simple carbohydrates can be broken down quickly and absorbed by the body

b)

complex carbohydrates are made up of longer chains of molecules and broken down more slowly

c)

complex carbohydrates are often rich in cellulose which is not broken down by our digestive system

d)

it doesn't take long to break down complex carbohydrates, just sayin

30.

LINEAR CHAINS OF AMINO ACIDS ARE LINKED BY

a)

HYDROGEN BOND

b)

PHOSPHODIESTER BOND

c)

GLYCOSIDIC BOND

d)

PEPTIDE BOND

31.

WHICH OF FOLLOWING ARE MADE UP OF CELLULOSE

a)

PLANT CELL WALL

b)

PLANT PULP

c)

COTTON FIBRE

d)

ALL OF THE ABOVE

32.

STRUCTURE OF DEOXYRIBOSE SUGAR

a)
b)
33.

STRUCTURE OF RIBOSE SUGAR

a)
b)
34.

ESTER BONDS FORMS IN

a)

PROTEINS

b)

LIPIDS

c)

NUCLEIC ACIDS

d)

CARBOHYDRATES

35.

WHAT DOES THE FORMATION OF PEPTIDE BOND ELIMINATE

a)

O2

b)

CO2

c)

H2O

d)

NH2

36.

PEPTIDE BOND FORMS BY

a)

BINDING OF INDIVIDUAL MONOSACCHARIDE

b)

CARBOXY GROUP OF ONE AMINO ACID REACTS WITH AMINO GROUP OF NEXT AMINO ACID

c)

3-"C" OF ONE SUGAR OF NUCLEOTIDE LINKS TO 5-"C" OF SUGAR OF SUCCEEDING NUCLEOTIDE

d)

NONE OF THE ABOVE

37.

GLYCOSIDIC BOND IS FORMED BY

a)

HYDRATION

b)

CARBOXYLATION

c)

DEHYDRATION

d)

PRECIPITATION

38.

Amino Acids are the monomers of __________.

a)

Nucleic Acids

b)

Proteins

c)

Carbohydrates

d)

Lipids

39.

The monomer of carbohydrates are known as _______.

a)

Amino Acid

b)

Fatty Acid

c)

Nucleotide

d)

Saccharide

40.

Glycerol and fatty acids are the monomers of _________.

a)

Lipids

b)

Carbohydrates

c)

Proteins

d)

Nucleic Acids

41.

The monomers of Nucleic Acids are known as _________.

a)

Amino Acid

b)

Fatty Acid

c)

Nucleotide

d)

Saccharide

42.

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

43.
Carbon, Hydrogen, Oxygen and Nitrogen are elements in what biomolecule?
a)
Carbohydrate
b)
Lipid
c)
Protein
d)
Nucleic acid
44.

Which biomolecule sometimes contains sulfur?

a)

Carbs

b)

Lipids

c)

Proteins

d)

Nucleic Acids

45.

The molecule presented is an example of a _____

a)

Nucleic Acid

b)

Carb

c)

Lipid

d)

Protein

46.

The molecule presented is an example of a _____

a)

Nucleic Acid

b)

Carb

c)

Lipid

d)

Protein

47.

The molecule presented is an example of a _____

a)

Nucleic Acid

b)

Carb

c)

Lipid

d)

Protein

48.

The molecule presented is an example of a _____

a)

Nucleotide

b)

Monosaccharide

c)

Amino Acid

d)

Polysaccharide

49.

Which of the following best describes the polarity of the R-group?

a)

Unpolar

b)

Nonpolar

c)

Expolar

d)

Polar

50.

Which best describes the middle fatty acid chain in the structure?

a)

Saturated

b)

Unsaturated

c)

Equal

d)

Neutral

51.

A __________ consists of many monomers bonded together.

a)

monomer

b)

hydrocarbon

c)

peptide

d)

polymer

52.

Which biomolecule includes fats, oils, waxes, and steroids (cholesterol); insoluble in water; provides energy storage, insulation, part of cell membrane, and hormones 

a)
Nucleic Acid
b)
Lipids
c)
Carbohydrate
d)
Protein
53.
Which biomolecule is important source of energy for humans; glucose for human cells, tissues, and organs; provides fiber, sugar, and starches; provides structural support, cell wall, and cell membrane maker?
a)
Nucleic Acid
b)
Lipid
c)
Carbohydrate
d)
Protein
54.
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
55.

The human body is capable of digesting the complex polymer starch into simpler subunits. This digestive process requires the presence of water and the enzyme amylase in order to break down starch into maltose. This is depicted below. Which of the following statements best describes the digestion of starch into maltose?

a)

This is a hydrolysis reaction that requires water to break down a complex polymer into simpler subunits.

b)

This is a dehydration synthesis reaction that produces water when forming a complex polymer from simpler subunits.

c)

This is a dehydration synthesis reaction that requires water to form a complex polymer from simpler subunits.

d)

This is a hydrolysis reaction that forms water by breaking down a complex polymer into simpler subunits.

56.

In the reaction below, two glucose monomers combine to form the dimer maltose. Which of the following best explains the process of this reaction?

a)

To form a covalent bond, the monomers underwent a hydrolysis reaction.

b)

An ionic bond forms through dehydration synthesis, which combines the two glucose monomers and forms the maltose dimer.

c)

Water is added to the reaction to promote the formation of a covalent bond between the glucose monomers.

d)

A covalent bond forms through dehydration synthesis, which results in the formation of maltose and water.

57.
What molecule is this?
a)
this is a monosaccharide
b)
this is a polysaccharide
c)
this is a protein
d)
this is a lipid
58.

Which of the following statements is/are true with regard to a polymer of 6 glucose molecules?

I. The chemical formula is C36H72O36

II. The chemical formula is C36H62O31

III. The monomers of glucose were joined via hydrolysis

IV. The monomers of glucose were joined via dehydration synthesis

a)

I only

b)

II only

c)

IV only

d)

I and III only

e)

II and IV only

59.

Based the information provided, which of the following statements best describes why starch and cellulose provide different functions in plants?

a)

The differences in the assembly and organization of the monomers of these two polymers result in different chemical properties.

b)

Since starch and cellulose are composed of identical monomers, the cellular environment where they are located controls their function.

c)

The monomers of cellulose are connected by covalent bonds, making it idea for structural support.

d)

The monomers of starch are connected by ionic bonds, making it ideal for energy storage for plants.

60.

Which polysaccharide is used by plants to store glucose?

a)

glycogen

b)

cellulose

c)

starch

d)

chitin

61.

What is the polysaccharide used by animals to store glucose?

a)

glycogen

b)

fructose

c)

starch

d)

cellulose

62.
Sugars all end with what three letter ending?
a)
-ote
b)
-ate
c)
-ase
d)
-ose
63.
What type of carbohydrate is this?
a)
polysaccharide
b)
disaccharide
c)
monosaccharide
d)
it isn't a carbohydrate
64.
What type of carbohydrate is this?
a)
polysaccharide
b)
disaccharide
c)
monosaccharide
d)
it isn't a carbohydrate
65.
How many sugar units make up monosaccharides?
a)
one
b)
two
c)
three
d)
zero
66.
How do the number of H atoms compare to the number of O atoms in a carbohydrate?
a)
There are TWICE as many H
b)
They are the same amount
c)
There are THREE times as many H
d)
There are TWICE as many O
67.
Which is not a chemical element needed to build sugars?
a)
Carbon
b)
Oxygen
c)
Nitrogen
d)
Hydrogen

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