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TIBQ #3 Biology HSHS

Total questions: 54

Worksheet time: 27mins

Name
Class
Date
1.

makes proteins from amino acids

a)

ribosomes

b)

mitochondria

c)

nucleus

d)

lysosome

2.

breaks down glucose to produce energy (ATP) during cellular respiration

a)

mitochondria

b)

nucleus

c)

cytoplasm

d)

chloroplast

3.

contains DNA, which has the information on how to make the cell's proteins

control center for the cell

a)

nucleus

b)

lysosome

c)

mitochondria

d)

endoplasmic reticulum

4.
Is a small structure that does a certain job in a cell.
a)
organelle
b)
cell membrane
c)
cytoplasm
d)
organism
5.
I make proteins for the cell. What am I?
a)
ribosome
b)
mitochondria
c)
chloroplast
d)
lysosome
6.

What is this cell structure?

a)

Mitochondria

b)

Ribosome

c)

Chloroplast

d)

Nucleus

e)

Vacuole

7.

A jellylike substance that transports materials in the cell

a)

vacuoule

b)

nucleus

c)

cytoplasm

d)

ectoplasm

8.

What is the function of cell membrane ?

a)

responsible for making proteins

b)

responsible for storage

c)

responsible for materials going in and out of cell

d)

responsible for DNA

9.
Storage of food, water, wastes, and enzymes.
a)
Vacuole
b)
Mitochondria
c)
Cell Membrane
d)
Cytoplasm
10.
Homeostasis
a)
allows for a wildly fluctuating internal environment
b)
is impossible in vertebrates
c)
is the maintenance of a relatively stable internal environment and often incorporates a form of feedback regulation
d)
is the maintenance of a relatively stable external environment and often incorporates a form of feedback regulation
11.
This molecules is a
a)
amino acid
b)
nucleic acid
c)
carbohydrate
d)
lipid
12.

Identify the structure for "A"

a)

Nucleus

b)

Cell membrane

c)

Mitochondria

d)

Vacuole

13.

Identify the structure for "B"

a)

Nucleus

b)

Cell membrane

c)

Mitochondria

d)

Vacuole

14.

Identify the function for "A"

a)

stores genetic information

b)

transports materials in and out

c)

makes ATP (energy)

d)

Storage of waste

15.

Identify the structure for "C"

a)

Nucleus

b)

Cell membrane

c)

Mitochondria

d)

Vacuole

16.

Identify the function for "C"

a)

stores genetic information

b)

transports materials in and out

c)

releases energy

d)

Storage of waste

17.

Enzymes are an example of

a)

Lipids

b)

Carbohydrate

c)

Protein

d)

Nucleic Acid

18.
What is the purpose  of an enzyme?
a)
give permission for the reaction
b)
raise activation energy
c)
speed up reactions
d)
control how many reactions occur
19.
Letter B...
a)
active site
b)
enzyme
c)
substrate
d)
products
20.
Letter C...
a)
active site
b)
enzymes
c)
substrate
d)
products
21.
Based on the graph, what is the optimal temperature for this enzyme? 
a)
15oC
b)
40oC
c)
30oC
d)
35oC
22.
The area that the substrate fits into on the enzyme is called the:
a)
Active Site
b)
Allosteric Site
c)
DiSulphide Bridge
d)
β-Pleated Sheet
23.
What is water?
a)
An atom
b)
A molecule composed of 2 parts Oxygen and one part Hydrogen
c)
A molecular compound composed of 2 parts Hydrogen and one part Oxygen
d)
A pure substance composed of 2 parts Hydrogen and one part Oxygen
24.
Is the density of water ice lower, higher, or the same as liquid water?
a)
Lower
b)
Higher
c)
The same
d)
Um... what is density again
25.
What is adhesion?
a)
Water's ability to stick to itself
b)
Water's ability to stick to other substances
c)
The strength of the cohesion of all the water molecules combined
d)
Tape, glue and other adhesives
26.
What is cohesion?
a)
Water's ability to stick to itself
b)
Water's ability to stick to other substances
c)
The strength of the cohesion of all the water molecules combined
d)
Tape, glue and other adhesives
27.
What is surface tension?
a)
Water's ability to stick to itself
b)
Water's ability to stick to other substances
c)
The strength of the cohesion of all the water molecules combined
d)
Tape, glue and other adhesives
28.
What property of water allows it to be such a versatile solvent that it is often called the "universal solvent?"
a)
Purity
b)
Polarity and cohesion
c)
High heat capacity
d)
Expansion upon freezing
29.
Water striders can walk across the surface of calm water. Their feet push the surface of the water down slightly, but they do not break the surface. Why?
a)
The insects are light enough so they do not break the hydrogen bonds holding the water molecules together
b)
The insects actually use their wings to hover slightly above the water’s surface and they only skim it with their feet.
c)
The insect’s feet are non-polar, so they are repelled by the polar water molecules and are pushed away from the water’s surface.
d)
The insects are small enough to see the individual water molecules, so they are able to step carefully from one molecule to the next
30.
Attractions between water molecules are called
a)
Covalent bonds
b)
Ionic bonds
c)
Polar bonds
d)
Hydrogen bonds
31.
What property of water helps to moderate earth's temperature?
a)
adhesion
b)
chohesion
c)
Specific heat capacity
d)
Latent heat of vaporization
32.
Why does ice float?
a)
As water freezes, it expands and its density decreases.
b)
As water freezes, it takes up more hydrogen from the atmosphere, causing it to have a greater buoyancy.
c)
As water freezes, air becomes trapped between the hydrogen bonds of water molecules.
d)
As water freezes, it takes up more oxygen from the atmosphere, causing it to have a greater buoyancy.
33.
Water is polar because...
a)
The unequal sharing of electrons gives the water molecule a slight negative charge near its oxygen atom and a slight positive charge near its hydrogen atoms.
b)
The molecule has two poles, at which the it is colder than other regions of the molecule.
c)
The unequal sharing of electrons gives the water molecule a slight negative charge near its hydrogen atoms and a slight positive charge near its oxygen atom.
d)
The water molecule is neutral.
34.
Which types of compounds dissolve easily in water?
a)
Polar and Nonpolar
b)
Polar and Ionic
c)
Nonpolar and Ionic
d)
Covalent and Nonpolar
35.

Which of the following describes a hydrogen bond?

a)

a. the bond between two hydrogen atoms within a molecule of water

b)

b. the bond between hydrogen in one water molecule and another hydrogen in a different water molecule

c)

c. the bond between hydrogen and oxygen within a molecule of water

d)

d. the bond between hydrogen in one water molecule and oxygen in a different water molecule

36.

Which property of water provides the cooling effect of sweating?

a)

a. cohesiveness

b)

b. surface tension

c)

c. high heat of vaporization

d)

d. adhesiveness

37.

When salt is dissolved in water, water is the

a)

solvent

b)

solute

c)

solution

d)

reactant

38.

What characteristic is shown in the image?

a)

Polarity

b)

Hydrogen Bonds

c)

Cohesion

d)

Adhesion

39.
What is a solute?
a)
The substance that does the dissolving in a solution.
b)
The substance that is dissolved into the solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
40.
What is a solvent?
a)
The substance that does the dissolving in a solution.
b)
The substance that is being dissolved in a solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
41.

Which side of the water molecule has a slightly positive charge?

a)

Oxygen

b)

Hydrogen

c)

It's all positive

d)

It's all negative

42.

Which side of the water molecule has a slightly negative charge?

a)

It's all negative

b)

It's all positive

c)

Hydrogen

d)

Oxygen

43.

What is the amount of heat required to raise the temperature of one gram of a substance by one degree Celsius?

a)

Surface Tension

b)

Density

c)

Polarity

d)

Specific Heat Capacity

44.
Large bodies of water, such as lakes and oceans, do not quickly fluctuate in temperature. What is the reason for this phenomenon?
a)
Water is an acid.
b)
Water is a versatile solvent.
c)
Water has a high heat capacity.
d)
 Water acts as a buffer.
45.
The fact that ice floats on liquid water is due to the fact that water's solid is ___________ than it's liquid form
a)
less polar
b)
more polar
c)
less dense
d)
more dense
46.
The tightness across the surface of water that enables paper clips to float is ____________.
a)
adhesion
b)
capillary action
c)
surface tension
d)
polarity
47.
molecule in which opposite ends have opposite electric charges
a)
cohesion
b)
polar molecule
c)
hydrogen bond
d)
solution
48.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
49.
Adjust this to control light entering the body tube best.
a)
Diaphragm
b)
Objective
c)
Eyepiece
d)
Coarse Adjustment
50.
 Suppose an eyepiece of 10x and Objective of 50X.  What is the Total Power????
a)
60X
b)
500X
c)
1,000X
d)
5,000X
51.
Lets light pass through an object and then through two or more lenses
a)
Binocular Microscope
b)
Compound Microscope
c)
Electron Microscope
d)
Simple Microscope
52.
Used to control the amount of light reaching the specimen
a)
Illuminator
b)
Stage
c)
Eyepiece
d)
Diaphragm
53.
A light microscope that has more than one lens, the ocular and objective lens, is called a _______________.
a)
compound microscope
b)
microscope
c)
electrical microscope
d)
telescope
54.
When would you use the diaphragm?
a)
When you wanted to move the stage
b)
When you wanted to adjust the light
c)
When you wanted to put the microscope away
d)
When you sneeze

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