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CA #2 Review

Total questions: 53

Worksheet time: 37mins

Name
Class
Date
1.

What do plants take in through their ROOTS to make food (or carry out photosynthesis)?

a)

Carbon Dioxide

b)

Water

c)

Light

2.

Where in a plant cell does photosynthesis take place

a)

Palisade cells

b)

Chlorophyll

c)

Chloroplasts

d)

Vacuole

3.

What is the purpose of photosynthesis?

a)

To release energy

b)

To create glucose

c)

To grow

d)

To get oxygen for respiration

4.

What are the products of photosynthesis?

a)

Oxygen and Energy

b)

Carbon Dioxide and Glucose

c)

Glucose and Oxygen

d)

Oxygen and Water

5.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
6.
The formula for glucose is...
a)
C12 H22 O11
b)
NaCl
c)
NaOH
d)
C6 H12 O6
7.
This is ...
a)
mitochondria
b)
chloroplast
c)
cell
d)
phloem
8.
The reactant of photosynthesis are...
a)
sunlight and chlorophyll
b)
glucose and oxygen
c)
carbon dioxide and water
d)
sunlight and water
9.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + Sugar
b)
CO2 + sugar + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + Sugar
d)
CO2 + O2 + H2O --> Light+ Sugar
10.
What gas is being released during photosynthesis
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
11.

What gas goes into the plant before photosynthesis?

a)

Carbon Dioxide

b)

Carbon Monoxide

c)

Oxygen

d)

Nitrogen

12.

Cellular respiration is...

a)

the process by which cells break down glucose into energy.

b)

the process by which cells break light down into energy.

c)

the process by which cells communicate with other cells.

13.

In which way are photosynthesis and cellular respiration different?

a)

Cellular respiration stores ATP, while photosynthesis releases ATP.

b)

Cellular respiration produces oxygen, while photosynthesis uses oxygen.

c)

Photosynthesis releases energy, while cellular respiration stores energy.

d)

Photosynthesis uses carbon dioxide, while cellular respiration produces carbon dioxide.

14.

Cellular respiration occurs in

a)

chloroplasts

b)

mitochondria

c)

golgi aparatus

d)

thylakoid

15.

How can photosynthesis be related to cellular respiration?

a)

What's produced by one is needed for the other

b)

They both produce the same products

c)

They both have the same reactants (need the same things)

d)

These 2 processes have nothing in common

16.

Which letter represents Metaphase?

a)

A

b)

B

c)

C

d)

D

17.

How many chromosomes will a normal human have after a complete cell cycle?

a)

23

b)

46

c)

47

d)

92

18.

The correct sequence of mitosis:

a)

metaphase, anaphase, telophase, prophase

b)

prophase, metaphase, anaphase, telophase

c)

prophase, anaphase, metaphase, telophase

d)

telophase, metaphase, prophase, anaphase

19.

Identical halves of a chromosome are called?

a)

Cousins

b)

Chromatids

c)

Centromere

d)

Centrosome

20.

Sister Chromatids separate from each other

a)

prophase

b)

telophase

c)

anaphase

d)

metaphase

21.

Chromosomes line along the center of the cell

a)

anaphase

b)

prophase

c)

metaphase

d)

telophase

22.

After mitosis the number of chromosomes in the newly created cells will be:

a)

Half the number of the original cell

b)

The same number as the original cell

c)

Twice as much as the original cell

23.

The division of chromosomes is called?

a)

anaphase

b)

mitosis

c)

cytokineses

d)

G0

24.

The division of the cytoplasm is called?

a)

anaphase

b)

mitosis

c)

cytokineses

d)

G0

25.

Uncontrolled growth can result in:

a)

G0 phase

b)

S phase

c)

Replication

d)

Cancer

26.
During which phase of the cell cycle does the cell spend the most time?
a)
Mitosis
b)
Cytokinesis
c)
Interphase
27.
During which part of the cell cycle is DNA copied?
a)
Mitosis
b)
Cytokinesis
c)
S phase
28.
Structure (b) is a ____.
a)
chromosome
b)
chromatid
c)
centromere
29.
The structure labeled A is a(n)
a)
chromatid
b)
centriole
c)
centromere
d)
chromophere
30.

What are homologous chromosomes?

a)

Pairs of chromosomes with different genes on each.

b)

Pairs of chromosomes with the same genes on each.

c)

Pairs of chromosomes with no genes.

d)

Pairs of chromosomes with the wrong genes on each.

31.
The diagram below represents a portion of a DNA molecule. The letters represent different types of 
a)
sugar molecules
b)
nitrogen bases
c)
enzymes
d)
proteins
32.
DNA replication results in two DNA molecules,
a)
each one with two original strands
b)
each one with two new strands
c)
each one with one new strand and one original strand
d)
one with two new strands and the other with two original strands
33.
In what phase of the cell cycle does DNA replication take place?
a)
G1
b)
S
c)
G2
d)
M
34.
Adenine bonds with ______________.
a)
Guanine
b)
Thymine
c)
Cytosine
d)
Adenine
35.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
36.
What does DNA stand for?
a)
Deoxyribonucleic acid
b)
Denitrogenous acid
c)
Deribonucleic acid
d)
Diribonucleic acid
37.
Why would it be important to replicate DNA before a cell divides in mitosis or meiosis?
a)
In order for genetic information to be transferred into daughter cells.
b)
In order for the cell to be able to increase in size.
c)
In order for the DNA to be contained in the nucleus.
d)
In order for the cell to re-order the DNA sequencing in the new cells.
38.
The 3 steps of signal transduction in order are
a)
reception, transduction, response
b)
response, transduction, reception
c)
reception, response, transduction
d)
transduction, reception, response
39.

Which letter represents the cell membrane?

a)

A

b)

B

c)

C

d)

D

e)

E

40.

Which letter represents the ligand?

a)

A

b)

B

c)

C

d)

D

e)

E

41.

Who took a picture of DNA using X-ray diffraction?

a)

Rosalind Franklin

b)

Watson & Crick

c)

Oswald Avery

d)

Hershey & Chase

42.

Who developed the double-helix model of DNA?

a)

Watson & Crick

b)

Avery

c)

Hershey & Chase

d)

Franklin

43.
Discovered that DNA was a double-helix.
a)
Watson & Crick
b)
Batman & Robin
c)
Hall & Oates
d)
Jekyll & Hyde
44.

Provided clear x-ray crystallography images of DNA

a)

James Watson & Francis Crick

b)

Rosalind Franklin

c)

Maurice Wilkins

d)

Linus Pauling

e)

Erwin Chargaff

45.

Built models to determine that DNA was a double helix shape with base pairs A-T and G-C in rungs between the sugar/phosphate backbone of DNA.

a)

James Watson & Francis Crick

b)

Rosalind Franklin

c)

Maurice Wilkins

d)

Linus Pauling

e)

Erwin Chargaff

46.
Name this structure
a)
double helix
b)
nucelotide
c)
twisted ladder
d)
hydrogen bond
47.

What makes up the SIDES (not the "middle") of a DNA ladder?

a)

nitrogen bases

b)

sugars & phosphates

c)

genes & chromosomes

d)

RNA

48.

When a signaling cell secretes a ligand to a cell that it is physically connected to:

a)

direct contact

b)

local signaling

c)

long distance signaling

49.

What kind of cell communication involves 2 cells physically touching?

a)

Direct Contact

b)

Local Signaling

c)

Long-distance Signaling

d)

Endocrine Signaling

50.

What kind of cell communication involves a cell releasing a signal molecule into the blood?

a)

Direct Contact

b)

Local Signaling

c)

Long-distance Signaling

51.

What kind of cell communication involves a cell releasing a signal molecule over a short distance?

a)

Direct Contact

b)

Local Signaling

c)

Long-distance Signaling

d)

Endocrine Signaling

52.

Which of the following is the order of steps for a signal transduction pathway?

a)

Transduction -> Response

b)

Reception -> Initiation -> Transduction -> Response

c)

Reception -> Transduction -> Response

d)

Transduction -> Reception -> Response

53.

What is the purpose the the cell cycle checkpoints?

a)

To repair damaged cells before they enter cell division.

b)

To remove damaged cells from an organism.

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