Unit 3 Biochemistry Review

Question 1

Periods of the Periodic table are

Accepted Answer

the horizontal rows.

Question 2

Which word describes a water molecule's ability to stick to other materials?

Accepted Answer

Adhesive

Question 3

Elements along the staircase of the Periodic Table are known as

Accepted Answer

Semi-metals, Metalloids

Question 4

What is an example of a monosaccharide?

Accepted Answer

glucose

Question 5

What is the function of Nucleic Acid's?

Accepted Answer

transfers information (hereditary or protein creation)

Question 6

What kind of bond involves the sharing of an electron?

Accepted Answer

Covalent

Question 7

The vast majority of the elements on the Periodic Table are what type?

Accepted Answer

Metals

Question 8

What element is Period 5, Group 6

Accepted Answer

Mo

Question 9

If I have something that has a pH of 2 what is it?

Accepted Answer

Acid

Question 10

On the Periodic Table, valence electrons are organized by

Accepted Answer

family, group

Question 11

What is the pH of water?

Accepted Answer

Neutral 7

Question 12

When water is a solid (ice) it:

Accepted Answer

floats

Question 13

What are examples of Lipids?

Accepted Answer

Oil's and Cholesterol

Question 14

The Modern Periodic Table is arranged in order of increasing...

Accepted Answer

Atomic Number

Question 15

What are examples of Carbohydrates?

Accepted Answer

Sugars and Starches

Question 16

What is the chemical formula of the molecule, water?

Accepted Answer

H2O

Question 17

What are examples of Nucleic Acids?

Accepted Answer

RNA and DNA

Question 18

When a substance likes it's self this is an example of...

Accepted Answer

cohesion

Question 19

Who is considered the "Father of the Modern Periodic Table?"

Accepted Answer

Dimitri Mendeleev

Question 20

What is an example of a disaccharide?

Accepted Answer

sucrose

Question 21

What elements make up a protein?

Accepted Answer

Hydrogen, Oxygen, Carbon and Nitrogen

Question 22

Group 17 elements are know as the

Accepted Answer

Halogens

Question 23

What elements make up a carbohydrate?

Accepted Answer

Hydrogen, Oxygen and Carbon

Question 24

Which word describes water's high cohesive properties that allow this water strider to stride?

Accepted Answer

Surface Tension

Question 25

It takes a lot of energy to heat up water, this is called:

Accepted Answer

High heat capacity

Question 26

What type of macromolecule is an enzyme?

Accepted Answer

protein

Question 27

The metals of group 1 of the periodic table are called the

Accepted Answer

Alkali Metals

Question 28

Groups of the Periodic table are

Accepted Answer

the vertical columns.

Question 29

What is a catalyst?

Accepted Answer

speeds up chemical reactions

Question 30

loss of a normal shape of a protein due to heating

Accepted Answer

denaturation

Question 31

It takes a lot of energy to heat and cool water, this is important because...

Accepted Answer

Water helps keep our climate from fluctuating violently

Question 32

If I use house hold oven cleaner what is it's pH?

Accepted Answer

Base 8-14

Question 33

What is the function of Lipids?

Accepted Answer

long term energy source

Question 34

All elements of this group have 2 valence electrons.

Accepted Answer

Alkaline Earth Metals

Question 35

What elements make up Nucleic Acids?

Accepted Answer

Hydrogen, Oxygen, Carbon, Nitrogen and Phosphorpus

Question 36

When a substance likes the container it is in more than is self (Water) this is an example of

Accepted Answer

adhesion

Question 37

Group 18 elements are called

Accepted Answer

Noble Gases

Question 38

Which word describes water's simultaneous positive AND negative charge.

Accepted Answer

Polar

Question 39

Which describes a water molecule's ability to stick to another water molecule?

Accepted Answer

Cohesive

Question 40

What kind of bond involves the transfer of an electron?

Accepted Answer

Ionic

Question 41

A substance formed by the chemical combination of two or more elements is

Accepted Answer

compound

Question 42

What would you find in the nucleus of an atom?

Accepted Answer

protons and neutrons

Question 43

I have 1 valence electron and am located in the third period. Who am I?

Accepted Answer

Na

Question 44

What is an example of a polysaccharide?

Accepted Answer

cellulose

Question 45

What are examples of Proteins?

Accepted Answer

Enzymes and Amino Acids

Question 46

What is the function of Carbohydrates?

Accepted Answer

first energy source for cells

Question 47

All of the following are metals EXCEPT

Accepted Answer

Ar

Question 48

A polymer means many...

Accepted Answer

monomer

Question 49

Which properties of water help a plant get water to the tops of it's leaves?

Accepted Answer

Capillary action

Question 50

What is the function of proteins?

Accepted Answer

workers of the cell

Unit 3 Biochemistry Review

Questions 50

Unit 3 Biochemistry Review

Questions 50