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Lab Final Practice

Total questions: 113

Worksheet time: 3hrs 54mins

Name
Class
Date
1.

Convert 45°F into °C.

a)

7.2°C

b)

32°C

c)

32°F

d)

212°F

2.

Convert 89°F into °C.

a)

7.2°C

b)

32°C

c)

32°F

d)

212°F

3.
This unit measures the volume of a liquid in a graduated cylinder.
a)
g (grams)
b)
mL (milliliters)
c)
cm (centimeters)
4.
This unit measures the mass of an object on a triple beam balance. 
a)
g (grams)
b)
mL (milliliters)
c)
cm (centimeters)
5.

The density of an object can be determined by....

a)

dividing the mass by it's volume (D=m/v)

b)

dividing the volume by it's mass (D=v/m)

c)

multiplying the volume by it's mass (D=V x m)

d)

multiplying the mass by it's volume (D=m x V)

6.

What is the volume of the liquid in the picture

a)

35 mL

b)

35 grams

c)

35 cm3

d)

35 L

7.
What is the volume of liquid in this graduated cylinder?
a)
40.0 mL
b)
40.3 mL
c)
43.0 mL
d)
44.0 mL
8.
How do you find the area of a rectangle?
a)
Length + Length + Length + Length
b)
Length + Width
c)
Length x Width
d)
Width x Width
9.
What is the area of the rectangle?
a)
15 sq cm
b)
15 cm
c)
2 
d)
16 cm
10.
What is the temperature on this thermometer in Celsius degrees?
a)
 32° Fahrenheit       
b)
 0° Celsius       
c)
 0° Fahrenheit       
d)
 40° Fahrenheit       
11.
Which thermometers temperature is about  25° Celcius?
a)
Blue
b)
Green
c)
Blue
d)
Blue and Green
12.

A block of aluminum occupies a volume of 15.0 mL and weighs 45.0 g. What is its density?

a)

3 g/mL

b)

0.3333 g/mL

c)

675 g/mL

d)

I have no idea

13.

What is the name of this part?

a)

base

b)

leg

c)

arm

d)

eyepiece

14.

What is the name of this part?

a)

base

b)

leg

c)

arm

d)

eyepiece

15.

What is the name of this part?

a)

stage

b)

leg

c)

body tube

d)

fine adjustment knob

16.

What is the name of this part?

a)

stageclips

b)

leg

c)

body tube

d)

coarse adjustment knob

17.

What is the name of this part?

a)

objective lens

b)

eyepiece/ocular lens

c)

diaphragm

d)

slide

18.

What is the name of this part?

a)

fine adjustment knob

b)

eyepiece/ocular lens

c)

stage

d)

body tube

19.

What is the name of this part?

a)

arm

b)

eyepiece/ocular lens

c)

nosepiece

d)

objective lens

20.

What is the name of this part?

a)

stageclips

b)

stage

c)

nosepiece

d)

slide

21.
What will be the total magnification if the ocular lens is 10X and the objective lens is 40X?
a)
40X
b)
10X
c)
100X
d)
400X
22.
What will be the total magnification if ocular lens is 10X and objective lens is 4X?
a)
4X
b)
40X
c)
10X
d)
100X
23.
A microscope is an instrument that.
a)
makes faraway objects look closer.
b)
makes small objects appear larger.
c)
decreases the size of small objects.
d)
increases the size of small objects.
24.

The greater the ___________________, the smaller the field you are actually viewing.

a)

detail

b)

objective

c)

magnification

d)

body

25.

As you move from low power to high power, the field of view becomes

a)

Darker and larger

b)

Darker and smaller

c)

Brighter and larger

d)

Brighter and small

26.

In the following equation, which is the catalyst?


H2O2 + Catalase > H2O + O2 + Catalase

a)

H2O2

b)

H2O

c)

O2

d)

Catalase

27.
What is being represented by the letter B in the image?
a)
Substrate
b)
Enzyme
c)
Substrate
d)
Product
28.
What is being represented by the letter A in the image?
a)
Substrate
b)
Enzyme
c)
Product
d)
Complex
29.
The enzyme known as ‘catalase’ is involved in the breakdown of hydrogen peroxide molecules into separate water and oxygen molecules. During this reaction, what happens to the ‘catalase’?
a)
The enzyme would become products: O2 and H20
b)
The enzyme would be fully used up and discarded.
c)
The enzyme would remain unchanged in any way.
d)
The enzyme would become a new type of enzyme.
30.
What is the energy needed to start an chemical reaction referred to?
a)
Cascading Energy
b)
Potential Energy 
c)
Kinetic Energy
d)
Activation energy
31.

At which stage does catalase begin the breakdown of H2O2 into water and oxygen?

a)

1

b)

2

c)

3

d)

4

32.
Letter D...
a)
active site
b)
enzyme
c)
substrate
d)
products
33.
Letter B...
a)
active site
b)
enzyme
c)
substrate
d)
products
34.
An enzyme speeds up a reaction by
a)
lowering the activation energy.
b)
raising the activation energy.
c)
releasing energy.
d)
absorbing energy.
35.
The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?
a)
Enzymes increase the energy of the reactants.
b)
Enzymes decrease the energy level of the products.
c)
Enzyme decrease the activation energy of the reaction.
d)
Enzymes reverse the direction of the reaction.
36.
Every enzyme has a optimal temperature and pH. True or False?
a)
True 
b)
False
37.
Which of the following structure can be found in a plant cell but NOT an animal cell?
a)
vacuole
b)
nucleus
c)
chloroplast
d)
mitochondria
38.

Which would be found in the cell of a sunflower plant but not in the cell of a chicken?

a)

cell wall

b)

vacuole

c)

mitochondria

d)

cell membrane

39.
Plants and animal cells both have a nucleus.
a)
True
b)
False
40.

Gel-like substance that holds all organelles in place -

a)

Chloroplast

b)

Call wall

c)

Cytoplasm

d)

Lysosomes

41.

Regulates the entering and exiting on materials in the cell

a)

Cell Wall

b)

Cell Membrane

c)

Mitochondria

d)

Endoplasmic Reticulum

42.

I make proteins for the cell. What am I?

a)

ribosome

b)

mitochondria

c)

chloroplast

d)

lysosome

43.

This cell has a nucleus, that means it is ...

a)

Prokaryotic

b)

Eukaryotic

44.

Which type of cell DOES NOT have a nucleus?

a)

Prokaryotic

b)

Eukaryotic

45.
Condition that occurs if too much water leaves the cell and cell collapses.
a)
Plasmolysis
b)
Osmosis
c)
Cytolysis
d)
Exocytosis
46.
What might happen to a freshwater plant that is placed into saltwater?
a)
Cells will swell
b)
Plasmolysis
c)
Cytolysis
d)
There will be no change
47.
What process allows carbon dioxide and oxygen to move into and out of a leaf?
a)
Osmosis
b)
Respiration
c)
Transpiration
d)
Diffusion
48.
What chemical is used to test for starch?
a)
Biuret solution
b)
Ethanol
c)
Iodine solution
d)
Benedict's solution
49.
 Which solution shows a positive result for the presence of starch (polysaccharides)?
a)
A
b)
B
c)
C
d)
D
50.

Which explanation identifies how the following affect the rate of diffusion: molecular size, temperature, solution density, and the distance that must be traveled?

a)

  1. Larger molecules move faster than lighter molecules. Temperature affects the molecular movement. Density is directly proportional to the molecular movement. Greater distance slows the diffusion.

b)

  1. Larger molecules move slower than lighter molecules. Increasing or decreasing temperature increases or decreases the energy in the medium, affecting molecular movement. Density is inversely proportional to molecular movement. Greater distance slows the diffusion.

c)

  1. Larger molecules move slower than lighter molecules. Temperature does not affect the rate of diffusion. Density is inversely proportional to molecular movement. Greater distance speeds up the diffusion.

d)

  1. Larger molecules move slower than lighter molecules. Increasing or decreasing temperature increases or decreases the energy in the medium, affecting molecular movement. Density is inversely proportional to the molecular movement. Greater distance speeds up the diffusion.

51.

_____ occurs when a cell takes in too much water.

a)

Lysis

b)

Crenation

c)

Osmosis

d)

Isotonicity

52.

Which is an example of a hypertonic solution that a human cell could be placed into?

a)

Saltwater

b)

a solution equal to the concentrations of the cell

c)

pure water (no solutes)

53.

Hypotonic solutions

a)

make cells shrink

b)

make cells swell

54.

What happened to the CELL WALL and the CELL MEMBRANE in these plant cells?

a)

Both the CELL WALL and CELL MEMBRANE shrunk

b)

Only the CELL WALL shrunk, the CELL MEMBRANE stayed the same

c)

The CELL WALL stayed the same, only the CELL MEMBRANE shrunk

d)

Both the CELL WALL and CELL MEMBRANE stayed the same

55.

Based on the image, the cell is going to:

a)

Shrink

b)

Swell

c)

Remain the same

56.
What stage does this describe?
-Chromosomes line up in the middle of the cell
a)
Prophase
b)
Metaphase
c)
Telophase
d)
Anaphase
57.
What stage does this describe?
-Chromosomes are split
-Sister chromatids move to the opposite sides of the cell
a)
Prophase
b)
Metaphase
c)
Telophase
d)
Anaphase
58.
What stage does this describe?
-Sister chromatids reach the end of the cell.
-The nucleus begins to reform.
-Cytokinesis happens.
a)
Prophase
b)
Metaphase
c)
Telophase
d)
Anaphase
59.
What stage does this describe?
-DNA condenses into chromosomes
-The nucleus disappears
-Spindles begin to form
a)
Prophase
b)
Metaphase
c)
Telophase
d)
Anaphase
60.

Check the two correct boxes:

a)

Plant Cell - cell plate; Animal Cell - cleavage furrow

b)

Plant Cell - cleavage furrow; Animal Cell - cell plate

61.
How does cytokinesis differ in plant and animal cells?
a)
Cytokinesis only takes place in animal cells.
b)
Cytokinesis only takes place in plant cells.
c)
Plant cells form a cell plate, animal cells form a cleavage furrow.
d)
Animal cells form a cell plate, plant cells form a cleavage furrow.
62.

During what phase of Mitosis do the chromosomes line up in the Middle

a)

Metaphase

b)

Prophase

c)

Telophase

d)

Anaphase

63.
a)
Anaphase
b)
Cytonkinesis
c)
Interphase
d)
Prophase
64.

Has one set of chromosomes

a)

Haploid

b)

Diploid

c)

Body cells

d)

None of the above

65.

Who was Gregor Mendel?

a)

Father of genetics

b)

Father of cells

c)

Coined the term heredity

d)

No one

66.

What is AA

a)

Homozygous Dominant

b)

Heterozygous

c)

Homozygous Recessive

d)

Heterozygous dominant

67.

What is Aa

a)

Homozygous Dominant

b)

Heterozygous

c)

Homozygous Recessive

d)

Heterozygous dominant

68.

What is aa

a)

Homozygous Dominant

b)

Heterozygous

c)

Homozygous Recessive

d)

Heterozygous dominant

69.

The physical look or the organism, such as brown eyes

a)

genotype

b)

phenotype

c)

Dominant

d)

Recessive

70.

The genetic makeup of an organism. Example BB

a)

genotype

b)

phenotype

c)

Dominant

d)

Recessive

71.

The karyotype diagram below represents a human female with the genetic disorder known as Turner syndrome. Chromosomal analysis of this karyotype reveals the mutation is a result of

a)

a missing X chromosome

b)

a missing Y chromosome

c)

an extra 21 chromosome

d)

missing chromosome #9

72.

By looking at the chromosomes how can you tell that this person is biologically female?

a)

Because there are two X chromosomes

b)

Because there are more chromosomes than in a male

73.

By looking at the chromosomes is this individual biologically male or female? How do you know?

a)

Female, because they have two X chromosomes

b)

Male, because they have one X and one Y chromosome

74.

What is this a picture of?

a)

nucleotide

b)

DNA strand

c)

chromosome

d)

gene

75.

What part of the nucleotide is labled "C"

a)

Phosphate

b)

Nitrogenous Base

c)

Protein

d)

Sugar (Deoxyribose or Ribose)

76.

What part of the nucleotide is labled "B"

a)

Phosphate

b)

Nitrogenous Base

c)

Protein

d)

Sugar (Deoxyribose or Ribose)

77.

What part of the nucleotide is labled "A"

a)

Phosphate

b)

Nitrogenous Base

c)

Protein

d)

Sugar (Deoxyribose or Ribose)

78.
X outlines a(n) ___________.
a)
amino acid
b)
nitrogen base 
c)
nucleotide
d)
nitrogen base pair
79.

How do you add ethanol to the test tube?

a)

Pour it quickly. Form two separate layers.

b)

Slowly trickle down the side. Form no separate layers.

c)

Slowly trickle down the side. Form two separate layers.

d)

Pour it quickly. Form no separate layers.

80.

In the strawberry DNA lab, what did the soap do in the extraction buffer solution? What was the purpose?

a)

The dissolve phospholipids in the cell membranes and organelle membranes

b)

break up protein chains

81.

How is viscosity & density affected when a fluid is heated?

a)

viscosity increases & density increases

b)

viscosity decreases & density decreases

c)

viscosity decreases & density increases

d)

temperature has no affect on viscosity or density

82.

At which of these temperatures is the viscosity of the fluid highest? (see graph)

a)

40 °C

b)

60 °C

c)

80 °C

d)

100 °C

83.

8,400 mL = _____ L

a)

840 L

b)

84 L

c)

0.84 L

d)

8.4 L

84.
490,000 g =____ kg
a)
490
b)
49
c)
4,900
d)
0.49
85.
15,000 g = ____ kg
(1000 g = 1 kg)
a)
1.5
b)
150
c)
1,500
d)
15
86.
The metric unit of measurement for length is ____________________. 
a)
Liter
b)
Meter
c)
gram
d)
inch
87.
The metric unit of measurement for weight or mass is ________________.
a)
Gram
b)
Liter
c)
Pound
d)
Meter
88.

Which of these pictures most likely shows a plant magnified under a microscope?

a)
b)
c)
d)
89.

The condition of things appearing larger than they are, using convex lenses (center is thicker than the edges) is known as what?

a)

Magnification

b)

Resolution

c)

High Definition

d)

HDMI

90.

When making a wet mount slide, we use this method. Why?

a)

Reduce air bubbles

b)

Allow specimen to live

c)

Kills the specimen

d)

Prevents the slide from breaking

91.

Which type of solution has the same solute concentration inside of and outside of the cell?

a)

Hypertonic

b)

Hypotonic

c)

Isotonic

92.

What type of solution is this red blood cell in?

a)

Isotonic

b)

Hypertonic

c)

Hypotonic

93.

The cell expanded in size to the point of lysing (bursting), which means it was placed in a ____ solution.

a)

Isotonic

b)

Hypertonic

c)

Hypotonic

94.

Match the definition: The random motion of particles resulting from their collision with other particles

a)

Facilitated Diffusion

b)

Brownian Movement

c)

Concentration Gradient

d)

Equilibrium

95.

Which one is the definition of active transport?

a)

movement of particles through the cell membrane from a region of lower concentration to a region of higher concentration using energy in the form of ATP.

b)

passage of water molecules from a region of their higher concentration to a region of their lower concentration through a partially permeable membrane

c)

net movement of molecule from a region of higher concentration to region of lower concentration. Molecule down a concentration gradient

d)

net movement of molecule from a region of lower concentration to region of higher concentration. Molecule down a concentration gradient

96.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
97.

A substance that increases the rate of a reaction without being used up during the reaction is called a

a)

catalyst

b)

product

c)

reactant

d)

solute

98.
The diagram below illustrates a biochemical process that occurs in organisms. What is another name for the substance labeled "catalyst"?
a)
Enzyme
b)
inorganic compound
c)
Hormone
d)
Antibody
99.

What is it called when the unique 3-D shape of a protein has been disrupted or 'unravelled'?

a)

Denaturation

b)

Deproteination

c)

Decoupling

d)

Depeptidasing

100.

Enzymes are

a)

Lipids

b)

Protein

c)

Carbohydrates

d)

Nucleic Acids

101.

Meiosis results in ------------ While Mitosis resuls in ---------

a)

(A) 2 haploid daughter cells and 2 haploid daughter cells

b)

(B) 4 haploid daughter cells and 2 diploid daughter cells

c)

(C) 2 diploid daughter cells and 4 haploid daughter cells

d)

(D) 4 diploid daugther cells and 2 haloid daughter cells

102.

what happens at the S phase?

a)

growth

b)

cell division

c)

DNA replication

103.

WHEN THE SPERM FERTILIZES THE EGG WHAT IS FORMED

a)

ZYGOTE

b)

EMBRYO

c)

FETUS

d)

FERTILIZATION

104.

1. What is crossing over?

a)

a. When two homologous chromosomes transfer and exchange genetic information between themselves in Prophase I

b)

b. When two homologous chromosomes lie side by side and form tetrad.

c)

c. When two sister chromatids transfer and exchange genetic Information in Prophase I

d)

d. It is a process that occurs in Prophase II of Mitosis

105.

An alternative form of a gene.

a)

Allele

b)

DNA

c)

Dominant

d)

Recessive

106.
Chromosome pairs 1-22 are referred to as
a)
sex chromosomes
b)
sister chromatids
c)
a karyotype
d)
autsomes
107.

A _______ is a segment of DNA that codes for a specific protein or RNA molecule.

a)

gene

b)

gamete

c)

chromosome

d)

chromatid

108.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
109.
The following picture must be
a)
DNA because it's double stranded
b)
RNA because it's single stranded
c)
DNA because it's single stranded
d)
RNA because it's double stranded
110.
RNA contains the sugar
a)
ribose
b)
deoxyribose
c)
glucose
d)
lactose
111.

Which of the following are differences in the structure between RNA and DNA

a)

DNA uses deoxyribose sugar, RNA uses sugar ribose

b)

DNA pairs Adenine with Uracil, RNA pairs Adenine with Thymine

c)

DNA is a double helix, RNA is a single helix

d)

DNA pairs Adenine with Thymine, RNA pairs Adenine with Uracil

112.
What is the monomer of nucleic acids?
a)

Fatty acids

b)
Monosaccharides
c)
Amino Acids
d)
Nucleotides
113.

Which of the following is the process of using technology to create or modify living things?

a)

Biotechnology

b)

GMO

c)

Pest resistant crops

d)

Transpiration

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