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2nd semester Biology Exam

Total questions: 60

Worksheet time: 59mins

Name
Class
Date
1.

Which type of cell is surrounded by a cell membrane?

a)

Prokaryotic

b)

Eukaryotic

c)

Both

2.

Which type of cell makes up ONLY unicellular organisms?

a)

Prokaryotic

b)

Eukaryotic

3.

Which types of cells have cell walls?

a)

Animal cells and plant cells

b)

Animal cells and bacteria cells

c)

Bacteria cells and plant cells

4.

ALL cells have ALL of the following organelles EXCEPT:

a)

Ribosomes

b)

Cytoplasm

c)

Cell membrane

d)

Nucleus

5.

What type of cell is this?

a)

Prokaryotic

b)

Eukaryotic

6.

Which type of cell has organelles like endoplasmic reticulum and mitochondria?

a)

Prokaryotic

b)

Eukaryotic

c)

Both

7.

What cell part is NOT found in all cells?

a)

Chloroplasts

b)

Cell Membrane

c)

Cytoplasm

d)

Nucleus

8.
What do scientists call the parts of a cell?
a)
Pieces
b)
Sections
c)
Organelles
d)
None of the above
9.
This organelle is often referred to as the power house of the cell.
a)
Mitochondria
b)
Lysosome
c)
Chloroplast
d)
Vacuole
10.

Both a plant and animal cells have a cell wall

a)

True

b)

False

11.

What is the large sac that holds food, water, and waste?

a)

Cytoplasm

b)

Vacuole

c)

Nucleus

d)

Mitochondria

12.
 Breaks down excess or worn out cell parts and food particles. Often call the “recyclers of the cell  
a)
Vacuole 
b)
Lysosome
c)
Chloroplasts
d)
Nucleus
13.
Looks like a maze of passageways. This organelle produces many substances and is always found surrounding the nucleus. The rough parts of this organelle ribosomes stick to.
a)
Golgi Apparatus
b)
Mitochondria
c)
Endoplasmic reticulum
d)
Cell Wall
14.
Receives proteins and other newly formed materials from the ER, packages them and distributes them to other parts of the cell or outside the cell
a)
Endoplasmic Reticulum
b)
Mitochondria
c)
Golgi Apparatus
d)
Cytoplasm
15.
This Organelle Controls which substances pass in and out of the cell. Everything a cell needs (food particles, water, oxygen, enters through this organelle
a)
Cell Wall
b)
Golgi Apparatus
c)
Cell membrane
d)
Cytoplasm
16.
Small grain-shaped organelles that produce proteins.
a)
Lysosomes
b)
Ribosomes
c)
Vacuole
d)
Nucleus
17.
 Large oval organelle that is the Cell’s control center  
a)
Vacuole
b)
Mitochondria
c)
Cell membrane
d)
Nucleus
18.
What gas do producers need in order to perform photosynthesis?
a)
oxygen
b)
carbon dioxide
c)
hydrogen
d)
nitrogen
19.
What gas do producers give off as a result of photosynthesis?
a)
oxygen
b)
carbon dioxide
c)
hydrogen
d)
nitrogen
20.
What is the chemical equation for cellular respiration?
a)
Glucose + Oxygen -> Carbon dioxide + Water + Energy
b)
Oxygen + Carbon dioxide + Energy  -> Glucose + Water
c)
Carbon dioxide + Glucose -> Oxygen + Water + Energy
d)
Water + Carbon dioxide + Energy -> Oxygen + Glucose
21.
What is the equation for photosynthesis? 
a)
Water + Carbon dioxide + Energy -> Oxygen + Glucose
b)
Carbon dioxide + Glucose -> Oxygen + Water + Energy
c)
Oxygen + Carbon dioxide + Energy  -> Glucose + Water
d)
Glucose + Oxygen -> Carbon dioxide + Water + Energy
22.
When an organism breaks down food, the atoms get rearranged into different molecules. When the atoms get rearranged, what is released?  
a)
Energy
b)
Water
c)
Glucose
d)
Oxygen 
23.
Which statement about photosynthesis is correct?
a)
Plants get the energy they need for photosynthesis from water.
b)
Plants get the energy they need for photosynthesis from soil.
c)
Plants get the energy they need for photosynthesis from sunlight.
d)
Plants do not require energy to perform photosynthesis.
24.
The main source of energy for all life comes from ____.
a)
the Earth
b)
the moon
c)
the sun
d)
the food we eat/make
25.
Which of the following is not needed for photosynthesis to occur?
a)
sunlight
b)
carbon dioxide
c)
water
d)
oxygen
26.

Why must transcription occur where DNA can be found?

a)

because DNA can't leave

b)

because ribosomes are in the nucleus

c)

because DNA polymerase is found there

d)

because helicase unzips the DNA

27.

TRANSCRIBE this DNA sequence: TACGTTACT

a)

AUGCAAUGA

b)

ATGCAATGA

c)

AUGGATUGA

d)

TACGTTACT

28.

TRANSLATE this RNA sequence: AUGCAAUGA

a)

Met-Glu-Stop

b)

Met-His-Stop

c)

Thr-Glu-Stop

d)

Thr-Pro-Stop

29.
Which of the following is the template for the production of RNA within a cell?
a)
DNA
b)
protein
c)
ATO
d)
carbohydrate
30.
Which of the following best describes how DNA and RNA are similar?
a)
they both contain A and T
b)
They both have a double helix
c)
They are both composed of 5 different nucleotides
d)
they both have C and G
31.
The DNA sequence ATCAGCGCTGGC is part of a gene. how many amino acids are coded for by this message?
a)
4
b)
8
c)
12
d)
20
32.
The central dogma of biology states that information flows in one direction from 
a)
nuclei to RNA to cytoplasm
b)
ribosomes to proteins to DNA
c)
genes to nuclei to ribosomes
d)
DNA to RNA to proteins
33.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
34.
Which is the mRNA molecule that would be transcribed from this DNA template:
TGGCAAGTACGT
a)
ACCGTTCATGCA
b)
UGGCAAGUACGU
c)
UCCGUUCUUGCU
d)
ACCGUUCAUGCA
35.
What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA
a)
Met-Pro-Ala-Val
b)
Met-Pro-Val
c)
Tyr-Gly-His
d)
Tyr-Gly-Arg-His
36.

There are three tenets of the Cell Theory. Which of the following is NOT a tenet?

a)

Cells are the basic structure and function of life.

b)

All living things are made of one or more cells.

c)

The cell is the basic unit of matter.

d)

All cells come from preexisting cells.

37.

In mitosis, the newly formed cells are all different from each other

a)

True

b)

False

38.

Phenotype are the ___________ characteristics

a)

Gene

b)

Physical Traits

c)

Hungry

d)

I dont know

39.

The Punnett Square is used to

a)

Find the White Flower

b)

Calculate Probability

c)

Punt

d)

Square the results of the traits

40.

what is the split phase called

a)

telophase

b)

antiphase

c)

metophase

d)

prophase

41.

what is this phase?

a)

metaphase1

b)

antiphase

c)

metaphase2

d)

telaphase

42.

what is this phase?

a)

anaphase

b)

prophase

c)

telaphase

d)

enter phase

43.
What is the diploid number of cells found in a human body cell?
a)
23
b)
46
c)
92
d)
47
44.
In meiosis, the haploid number of chromosomes in a human sex cell is:
a)
46
b)
92
c)
22
d)
23
45.
What is the name of the process in which DNA (genetic information) is exchanged during meiosis?
a)
crossing under
b)
crossing over
c)
melding
d)
blending
46.
Another name for a sex cell is a:
a)
gamete
b)
embryo
c)
bone cell
d)
muscle cell
47.
Genotype refers to the ...
a)
physical expression of the genes
b)
the possible combination of alleles in a gene
c)
whether an allele is dominant or recessive
d)
how an organism will appear
48.
An offspring will receive how many alleles from each parent to determine a specific trait?
a)
one
b)
two
c)
three
d)
five
49.
having two different genes for a trait (sometimes called hybrid).
a)
protein
b)
homozygous
c)
heterozygous
d)
genotype
50.
having two of the same genes for the trait (sometimes called purebred).
a)
homozygous
b)
hetrozygous
c)
protein
d)
chromosome
51.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
52.
Two heterozygous (Tt) tall pea plants are crossed. Which describes their offspring?
a)
50% tall and 50% short
b)
75%tall and 25% short
c)
100%short
53.
W=white hair
w= non-white hair
If you cross a horse with WW and a horse with ww what fraction of the offspring would be expected to have white hair?
a)
none
b)
3/4
c)
1/2
d)
all
54.
How many females are in this pedigree?
a)
3
b)
4
c)
6
d)
7
55.
Is this trait (the shaded individuals) dominant or recessive?
a)
dominant
b)
recessive
56.
Huntington's Disease is a dominant trait.
What is the correct genotype for individual I-2?
a)
HH
b)
Hh
c)
hh
d)
H_
57.
Give the genotype for person III-3.
a)
GG
b)
Gg
c)
gg
d)
we cannot be 100% sure of the genotype
58.
Give the genotype for person II-1, for this autosomal trait.
a)
GG
b)
Gg
c)
gg
d)
we cannot be 100% sure of the genotype
59.
If a trait SKIPS a generation, it is an indication that the trait is....
a)
dominant
b)
recessive
c)
incompletely dominant
d)
co-dominant
60.
What is the mode of inheritance shown here?
a)
Autosomal Dominant
b)
Autosomal Recessive
c)
Sex Linked Recessive
d)
Co-dominant

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