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G9 Term1,2 review

Total questions: 80

Worksheet time: 3600secs

Name
Class
Date
1.

What is the function of the nucleus?

a)

Store DNA

b)

Control everything the cell does

c)

Act as the cells "Brain"

d)

Help the cell produce food

2.

What is the function of the mitochondria?

a)

To act as a "skeleton" for the cell

b)

To carry out photosynthesis

c)

To produce energy for the cell

d)

To store water and food

3.

What is the function of the cell membrane?

a)

To allow selected materials to enter/leave the cell

b)

To provide structure for the cell

c)

To give the cell energy

d)

To store genetic material (DNA)

4.

Which of the following organelles are found in ONLY a plant cell?

a)

Cell membrane

b)

Cell wall

c)

Mitochondria

d)

Chloroplast

5.

Select the 3 parts of Cell Theory.

a)

Cells are the basic unit of life

b)

All living things come from cells

c)

All cells came from pre-existing cells

d)

Cells only divide by meiosis

6.

The fluid surrounding the organelles of a cell is the —

a)

chloroplast

b)

cytoplasm

c)

mitochondria

d)

cell membrane

7.
This cell would be classified as a(n) ________________ cell.
a)
prokaryotic
b)
eukaryotic 
c)
plant
d)
virus
8.
Microscopic single-cells that do not have a nucleus or other membrane-bound organelles. 
a)
DNA
b)
RNA
c)
Eukaryotes
d)
Prokaryotes
9.

What 4 parts do both Prokaryotic and Eukaryotic cells have?

a)

cytoplasm, DNA, ribosomes, nucleus

b)

cytoplasm, DNA, ribosomes, mitochondria

c)

cytoplasm, DNA, ribosomes, cell membrane

d)

cytoplasm, DNA, ribosomes, ER

10.

What is the main function of carbohydrates

a)

store long-term energy

b)

store information

c)

provide energy

d)

form cell membranes

11.

What are some functions of proteins?

a)

store information

b)

act as enzymes

c)

send signals

d)

move material in and out of the cell

12.

The monomers of nucleic acids are

a)

amino acids

b)

nucleotides

c)

fatty acids

d)

monosaccharides

13.

What are some examples of substrates?

a)

carbohydrates

b)

lipids

c)

amino acids

d)

proteins

e)

all of these

14.

Which reaction requires more activation energy?

a)

reaction A

b)

reaction B

c)

both

15.
Lipids are made up of which of the following?
a)
glycerol and fatty acids tails
b)
glycerol and monolipids
c)
fatty acids and phosolipids
d)
amino acids and nucleotides
16.

Consists of flattened, membranous sacs; receives transport vesicles from the ER, modifies ER proteins, produces secretory vesicles

a)

Smooth Endoplasmic Reticulum

b)

Rough Endoplasmic Reticulum

c)

Golgi Apparatus

d)

Lysosome

17.

___ is particle movement from an area of lower concentration to an area of higher concentration.

a)

Active transport

b)

Passive transport

18.

What term describes a solution that has the same solute concentration inside of and outside of the cell?

a)

Hypertonic

b)

Hypotonic

c)

Isotonic

19.

The cell shrunk in size, which means it was placed in a ____ solution.

a)

Isotonic

b)

Hypertonic

c)

Hypotonic

20.

Which type of passive transport uses transport proteins to transport items such as glucose through the membrane?

a)

Facilitated diffusion

b)

Osmosis

c)

Diffusion

21.

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

22.

Glucose is broken down into pyruvic acid during which process

a)
Krebs cycle
b)
Calvin cycle
c)
Glycolysis
d)
Photosynthesis
23.
Aerobic respiration is different from anaerobic respiration in that aerobic respiration needs...
a)
chlorophyll
b)
carbon dioxide
c)
glucose
d)
oxygen
24.
The energy in ATP is stored 
a)
in the bond between the second and third phosphate
b)
in the bond between the first and second phosphate
c)
in the bond between the adenosine and the first phosphate
d)
I like turtles
25.

Which of the following is a product of cellular respiration?

a)

Radiant Energy

b)

Oxygen

c)

Glucose

d)

Water

26.

What is the formula for cellular respiration?

a)

CO2+H2O+Light Energy-->C6H12O6+O2

b)

CO2+H2O+ATP-->C6H12O6+O2

c)

C6H12O6+O2-->CO2+H2O+Light Energy

d)

C6H12O6+O2-->CO2+H2O+ATP

27.
What are the two main products of the Krebs Cycle?
a)
H2O and CO2
b)
ATP and CO2
c)
ATP and O2
d)
ADP and H2O
28.

Which step of aerobic cellular respiration makes the most ATP?

a)
Glycolysis
b)
Krebs Cycle
c)
Electron Transport Chain
d)
Light Dependent Reactions
29.

Which of the following is NOT a stage of cellular respiration?

a)

Glycolysis

b)

Fermentation

c)

Krebs cycle

d)

Electron transport

30.

Which of the following statements does not describe Light independent reaction?

a)

aka Calvin cycle

b)

Produce ATP and NADPH

c)

Produce glucose

d)

Occur in the stroma of the chloroplast

e)

Use ATP and NADPH for the reaction

31.

What is the purpose of Photosynthesis?

a)

to release energy

b)

for growth

c)

to create glucose

d)

to get oxygen for respiration

32.

In humans, meiosis occurs during the production of …

a)

Gametes

b)

Zygote

c)

Chromosome

d)

Binary fission

33.

DNA replication is needed for …

a)

Mitosis only

b)

Meiosis only

c)

Mitosis and meiosis

d)

Either mitosis or meiosis depending on the type of cell

34.

The diploid number of chromosomes in humans is 46. The haploid number is …

a)

138

b)

92

c)

46

d)

23

35.

During which phase of the cell cycle is DNA synthesized?

a)

G1

b)

G2

c)

S

d)

M

36.
What phase of mitosis is occuring in the picture?
a)
Prophase
b)
Metaphase
c)
Cytokinesis
d)
Telophase
37.
The stages of mitosis in order
a)
Metaphase, Anaphase, Prophase, Telophase
b)
Prophase, Anaphase, Metaphase, Telophase
c)
Prophase, Metaphase, Anaphase, Telophase
d)
Anaphase, Prophase, Telophase, Metaphase
38.

In mitosis the movement of chromosomes requires

a)

spindle fibres

b)

aster

c)

actin

d)

myosin

39.

What phase is this?

a)

Metaphase II

b)

Prophase II

c)

Telophase I

d)

Anaphase I

40.
Meiosis makes sperm and egg cells. In humans, sperm and egg cells each have _____ chromosomes. Therefore a fertilized human egg cell (sperm and egg cell combined) would create a cell with _____ chromosomes.
a)
23, 46
b)
46, 23
c)
2, 4
d)
50, 100
41.
Which of the following occurs only in meiosis?
a)
crossing over between homologous chromosomes
b)
pulling apart of sister chromatids
c)
splitting of cytoplasm
d)
repication of DNA in interphase
42.

If all F1 generation is Aa, then the expected crossing between parents' genotypes are

a)

AA x Aa

b)

AA x aa

c)

Aa x Aa

43.

What are alleles?

a)

different gene

b)

different forms of the same gene

c)

different proteins

d)

different cells

44.
The genotype is the ______________.
a)
physical appearance
b)
Genetic makeup
c)
Alleles gained from one parent
45.

7. Which sex chromosomes are present in all mature human sperm cells?

a)

A. both X and Y chromosomes

b)

B. either X or Y chromosomes

c)

C. only X chromosomes

d)

D. only Y chromosomes

46.
Hemophilia is a recessive x-linked disorder.
Which genotype represents a female who is a carrier for hemophilia?
a)
XHXh
b)
XhXh
c)
XHXH
d)
XhY
47.

Mendel's Law of Segregation means?

a)

Every person has two alleles for each trait, they segregate from each other and the dominant is passed more often.

b)

Every person has two alleles for each trait, Where two traits are being passed, they do not effect each other.

c)

Every person has two alleles for each trait, they segregate from each other and are passed down at random.

d)

Every person has two alleles for each trait, they segregate from each other and the recessive is passed more often.

48.

What is the main reason of crossing over?

a)

To duplicate

b)

To grow

c)

For variation

49.

What is Mendel's Law of Independent Assortment?

a)

If the recessive allele is passed for one trait, then it is more likely that the recessive allele will be passed for the other trait.

b)

The passing of allele of one trait does not affect the passing of allele of another trait.

c)

If the dominant allele is passed for one trait, then it is more likely that the dominant allele will be passed for the other trait.

d)

If the dominant allele is passed for one trait, then it is more likely that the recessive allele will be passed for the other trait.

50.

Which is the fourth step of DNA replication?

a)

DNA Helicase unwinds original DNA strand

b)

RNA Primase lays down RNA primer for new nucleotide bases.

c)

DNA polymerase builds new strands by bring in new nucleotide bases.

d)

Ligase knits together fragments on lagging strand

51.

Which is the third step of DNA replication?

a)

DNA Helicase unwinds original DNA strand

b)

RNA Primase lays down RNA primer for new nucleotide bases.

c)

DNA polymerase builds new strands by bring in new nucleotide bases.

d)

Ligase knits together fragments on lagging strand

52.

Which is the second step of DNA replication?

a)

DNA Helicase unwinds original DNA strand

b)

RNA Primase lays down RNA primer for new nucleotide bases.

c)

DNA polymerase builds new strands by bring in new nucleotide bases.

d)

Ligase knits together fragments on lagging strand

53.

Which is the first step of DNA replication?

a)

DNA Helicase unwinds original DNA strand

b)

RNA Primase lays down RNA primer for new nucleotide bases.

c)

DNA polymerase builds new strands by bring in new nucleotide bases.

d)

Ligase knits together fragments on lagging strand

54.
What would happen if we did not have start codons?
a)
Polypeptide chains would continue to grow
b)
Amino acids would bind to tRNA
c)
Protein synthesis wouldn't occur
d)
mRNA would form a double strand
55.
Identify the mutation in the picture.
a)
Deletion
b)
Inversion
c)
Duplication
d)
Translocation
56.
Why are framshift mutations harmful?
a)
They cause chromosomes to break
b)
Every amino acid following the mutation will be different
c)
They cause the DNA to relocated
d)
They burn out your clutch
57.
What is this a picture of?
a)
mRNA
b)
tRNA
c)
rRNA
d)
pRNA
58.
Which phrase best describes translation?
a)
converts mRNA into a polypeptide
b)
catalyzes bonds between amino acids
c)
produces RNA from DNA molecules
d)
recycles tRNA molecules for reuse
59.
What is the term for a three-nucleotide sequence that codes for an amino acid?
a)
base
b)
codon
c)
amine
d)
serine
60.
What would be the tRNA anticodon for the mRNA codon CAG?
a)
GTC
b)
GUC
c)
CUG
d)
CAG
61.

Which type of RNA carries the message from DNA?

a)

mRNA

b)

rRNA

c)

tRNA

62.
The process by which the genetic code of DNA is copied into a strand of RNA is called
a)
translation
b)
transcription
c)
transformation
d)
replication
63.
How does RNA differ from DNA?
a)
RNA contains uracil and deoxyribose
b)
RNA contains ribose and thymine
c)
RNA contains uracil and ribose
d)
RNA contains adenine and ribose
64.

This enzyme adds bases during repication.

a)

Helicase

b)

Primase

c)

Polymerase

d)

Ligase

65.
Sometimes, DNA is called "semi-conservative." Why might this be?
a)

Each strand is half old and half new.

b)
Uracil is "conserved" in that it is only used to make the new strands
c)
ATP is "conserved" via the usage of facilitated diffusion
d)

Polymerase is "conserved" in that it is denatured by the process

66.
If a DNA molecule consists of 29% Guanine, how much cytosine will it contain?
a)
29%
b)
58%
c)
21%
d)
I have no idea.
67.
The two strands of nitrogenous bases in DNA are joined by which type of bond?
a)
polar bonds
b)
ionic bonds
c)
covalent bonds
d)
hydrogen bonds
68.
What are the nucleotides made of?
a)
Sugar, Phosphate, nitrogen base
b)
Phosphate, Adenine, nitrogen base
c)
Thymine, Adenine, Cytomine
d)
Phosphate, Nitrogen, Adenine
69.
Adenine bonds with ______________.
a)
Guanine
b)
Thymine
c)
Cytosine
d)
Adenine
70.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
71.
Which is a true statements about this picture?
a)
Brown is recessive
b)
Brown is dominant
c)
Blue is dominant
d)
Blue is codominant
72.
Diploid Cells are represented by
a)
2n
b)
n
c)
4n
d)
1/2 n
73.
What type of bonds are forming during translation?
a)
Peptide bonds
b)
Hydrogen bonds
c)
Acid bonds
74.

Passive transport is when molecules move ________ the concentration gradient.

a)

against

b)

up

c)

down

d)

with

75.

Lactic acid fermentation occurs in

a)

bread dough

b)

any environment containing oxygen

c)

muscle cells

d)

mitochondria

76.

Pigment in green plants that capture the energy in sunlight is called __________

a)

Greenplasts

b)

chlorophyll

c)

stomata

d)

chloroplasts

77.

Active transport is when molecules move ________ the concentration gradient.

a)

against

b)

up

c)

down

d)

with

78.

This picture shows molecules of red dye that have moved. What is this type of movement called?

a)

Osmosis; the water molecules are moving from high concentration to low

b)

Diffusion; the dye molecules are moving from low to high concentration

c)

Diffusion; the dye molecules are moving from high to low concentration.

d)

Facilitated diffusion; because the molecules are moving through a protein channel.

79.

What is the term to describe maintaining internal balance in the cell? 

a)

Diffusion

b)

Homeostasis

c)

Osmosis

d)

Active transport

80.

collects, processes, and packages proteins for the cell

a)

mitochondria

b)

gogli apparatus

c)

smooth ER

d)

rough ER

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