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Biology Midterm Review

Total questions: 42

Worksheet time: 24mins

Name
Class
Date
1.

Different forms of a gene are called ______________

a)

Alleles

b)

Dominant

c)

Recessive

d)

Chromosomes

2.

Characteristics inherited from a parent (such as red hair) are called

a)

Genetics

b)

Dominant

c)

Recessive

d)

Traits

3.

Using the picture of the Punnet Square...

What is "a"

a)

Dominant

b)

Recessive

4.

They physical appearance of an organism is its...?

a)

Genotype

b)

Phenotype

c)

Recessive

d)

Carrier

5.

Which of the following are examples of a homozygous genotype (select all that apply)

a)

Aa

b)

aa

c)

AA

d)

Bb

e)

CC

6.

For this problem assume that round eyes are dominant over oval eyes. R-round, r-oval

Mr. Dawons is heterozygous for round eyes. What is his genotype?

(a)  

7.

For this problem assume that round eyes are dominant over oval eyes. R- round, r- oval.

Ms. Carmoney has oval eyes. What is her genotype?

(a)  

8.

Using the picture of the Punnet Square...

What is the probability that the pea will be green?

a)

0%

b)

25&

c)

100%

d)

75%

9.

DNA replication takes place where in the cell?

a)

Mitochondria

b)

Nucleus

c)

Ribosome

d)

Cell Wall

10.

During DNA replication, a DNA strand that has the bases CTAG produces a complimentary DNA strand with the bases?

(a)  

11.

If DNA is copied in a “semi-conservative” manner, what does that mean?

a)

One double helix is old and the other double helix is new

b)

Both double helix's of DNA are half old and half new

c)

Only half of the DNA is copied at once

12.

If there are 999 bases of cytosine in a strand of DNA, then there are (a)   of GUANINE bases?

13.

Which of the following are the parts of a nucleotide found in DNA?

Check all that apply

a)

adenine

b)

phosphate group

c)

guanine

d)

deoxyribose sugar

e)

cytosine

14.

What is located in the box in the picture below?

Check all that apply

a)

Phosphate

b)

Deoxyribose

c)

Ribose

d)

Lippids

15.

What holds together the phosphate and ribose in the box in the picture below?

a)

Hydrogen Bonds

b)

Proteins

c)

Amino Acids

d)

Chromosomes

16.

What is outlined in the picture (where "x" is)

a)

Nucleotide

b)

Ribose

c)

Phosphate

d)

Deoxyribose

17.

What is a difference between DNA and RNA?

a)

DNA is a single strand

b)

DNA has a phosphate, RNA does not

c)

Bases in DNA include ATCG and in the RNA the bases are AUCG.

d)

Bases in DNA include ATCG and in RNA the bases are AUCG. DNA is double stranded, RNA is single. DNA contains the sugar deoxyribose and RNA contains the sugar ribose

18.

Which type of RNA brings the information from the nucleus to the ribosome in the cytoplasm?

a)

rRNA

b)

tRNA

c)

mRNA

d)

gRNA

19.

During protein synthesis in most organisms, what is the correct sequence.

a)

Protein to DNA, then DNA to RNA

b)

RNA to DNA, then DNA to protein

c)

DNA to RNA, then RNA to protein

d)

RNA to protein, then protein to DNA

20.

During transcription, what is made?

a)

mRNA molecules

b)

DNA molecules

c)

tRNA molecules

d)

Proteins

21.

Which letter in the picture is the tRNA?

a)

A

b)

B

c)

C

d)

D

e)

E

22.

What happens during the process of translation?

a)

DNA is made from mRNA

b)

mRNA is made from DNA

c)

DNA replication occurs

d)

mRNA is read to produce proteins

23.

What is Biology?

a)

The study of land, water and air on Earth

b)

The study of the living world

c)

The study of plants and animals

d)

The study of the environment

24.

The (a)   system is the measurement system that scientists around the world use for recording data.

25.

Testing hypotheses often involves designing experiments. Which of the following is the factor that is observed and measured in an experiment?

a)

Control Group

b)

Experimental Group

c)

Independent Variable

d)

Dependent Variable

26.

The teacher places a pillow and a full gallon of milk on a table and the students tell the teacher the gallon of water is heavier than the pillow. This would be an example of ____

a)

An Inference

b)

A Variable

c)

Data

d)

Observation

27.

Scientists publish the details of important experiments so that their work can be repeated, their experimental procedures can be reviewed and others can try to reproduce results.

a)

True

b)

False

28.

Holly's Aunt is taking part in an experiment to determine how well a new cancer treatment. In this experiment, the people in Group A are getting the new treatment. The people in Group B, including Holly's Aunt, are getting the treatment that does not contain the new medication. In this experiment, what is Group B?

a)

The Control Group

b)

The Independent Variable

c)

Dependent Variable

d)

Experimental Group

29.

While in Arizona, Morgan goes for a walk with her Mom. She isn't used to the heat and becomes very thirsty. This would be an example of what?

a)

Growth

b)

Metabolism

c)

Homeostasis

d)

Development

30.

Biologists have certain criteria that must be met if something is to be considered living. Living things MUST be able to do what?

a)

Reproduce (either sexually or asexually)

b)

Have a metabolism

c)

Have eyes

31.

What are signals that come from within or from the environment called?

a)

DNA

b)

Stimulus

c)

Metabolism

32.

All cells are produced from existing cells is part of the cell theory.

a)

True

b)

False

33.

The cells of all organisms contain DNA. In cells of which of the following groups is the cellular DNA enclosed in a nucleus?

a)

Virus

b)

Prokaryotes

c)

Eukaryotes

d)

Bacteria

34.

The picture of this cell contains a nucleus

a)

True

b)

False

35.

What do both plant and animal cells have?

a)

Centrioles

b)

Chloroplasts

c)

Mitochondria

d)

Cell Walls

36.

Cell membranes are composed of lipid molecules, which provide a flexible structure.

a)

True

b)

False

37.

Where are proteins modified, sorted, and packaged?

a)

Golgi Apparatus

b)

Ribosomes

c)

Rough ER

d)

Smooth ER

38.

List the parts from least complex to most complex?

a)

muscle tissue, muscle cell, stomach

b)

muscle cell, muscle tissue, stomach

c)

stomach, muscle tissue, muscle cell

d)

stomach, muscle cell, muscle tissue

39.

The main purpose of meiosis is to get daughter cells that

a)

Are identical to the parent cells

b)

have 1/2 the number of chromosomes as the parent cell and have some genetic variation

c)

Get bigger

d)

Are able to adapt

40.

The stage in meiosis when the chromosomes line up along the middle in homologous pairs is

a)

Interphase

b)

Prophase I

c)

Metaphase I

d)

Anaphase I

41.

The synthesis (S) phase is characterized by

a)

Cell division

b)

DNA Replication

c)

Anaphase

42.

When Cancer occurs, it means that the control of the cell cycle is impaired.

a)

True

b)

False