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Semester 1 Final Exam Review

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

Which of the following is the correct equation for Photosynthesis?

a)

C6H12O6 +H2O ---> CO2 + O2

b)

C6H12O6 + 6 O2 ---> 6 CO2 + 6 H2O

c)

6 CO2+ 6 O2 ---> C6H12O6 + 6 H2O

d)

6 CO2 +6 H2O ---> C6H12O6 + 6 O2

2.

Which of the following is the correct equation for Cellular Respiration?

a)

C6H12O6 +H2O ---> CO2 + O2

b)

C6H12O6 + 6 O2 ---> 6 CO2 + 6 H2O

c)

6 CO2+ 6 O2 ---> C6H12O6 + 6 H2O

d)

6 CO2 +6 H2O ---> C6H12O6 + 6 O2

3.

Which of the following are reactants (inputs) of photosynthesis?

a)

Glucose and oxygen

b)

Glucose and water

c)

Carbon dioxide and oxygen

d)

Water and carbon dioxide

4.

Why does glucose (C6H12O6) have more energy than carbon dioxide (CO2)?

a)

Glucose has more energy because it has a higher number of carbon bonds

b)

They both have equal amounts of energy

c)

Carbon dioxide has more carbon bonds than glucose

d)

None of the above, energy is not stored in these molecules

5.

Why do plants need both mitochondria and chloroplasts?

a)

Plants do not have mitochondria because they only use photosynthesis

b)

Plants use photosynthesis to store the sun's energy as glucose, and cellular respiration to transfer the energy to ATP

c)

Plants use cellular respiration to store the sun's energy as glucose, and photosynthesis to transfer the energy to ATP

d)

Plants use photosynthesis to store the sun's energy as ATP, and cellular respiration to transfer the energy to glucose

6.

Which of the following are biological macromolecule(s)? (select all that apply)

a)

Carbohydrates

b)

Proteins

c)

Lipids

d)

Nucleic acids

7.

Enzymes speed up chemical reactions in our bodies. Which type of macromolecule are they?

a)

Carbohydrates

b)

Proteins

c)

Lipids

d)

Nucleic acids

8.

Which type of macromolecule is used for long term energy storage?

a)

Carbohydrates

b)

Proteins

c)

Lipids

d)

Nucleic acids

9.

What are considered the building blocks for proteins?

a)

amino acids

b)

peptide bonds

c)

carbohydrates

d)

nucleic acids

10.

All eukaryotic cells contain which of the following?

a)

Nucleus

b)

Cell wall

c)

Chloroplasts

d)

All of the above

11.

In DNA, the backbone of the double helix is composed of which two components?

a)

Adenine and ribose sugars

b)

Phosphate groups and deoxyribose sugars

c)

Glucose and ribose sugars

d)

Deoxyribose sugars and carbon bonds

12.

Which of the following are a correct pair of nucleotide pairs? (select all that apply)

a)

Adenine and thymine

b)

Thymine and cytosine

c)

Guanine and Cytosine

d)

Cytosine and adenine

13.

The shape of a DNA molecule is called a ______.

a)

macromolecule

b)

double helix

c)

Chromosome

d)

None of the above

14.

Which of the following is found in RNA, but not DNA?

a)

Cytosine

b)

Uracil

c)

Guanine

d)

Adenine

15.

What structure allows for DNA to be so easily and accurately replicated?

a)

Nitrogenous bases

b)

Amino acids

c)

Phosphate groups

d)

Hydrogen bonds

16.

A DNA nucleotide is made of what three components?

a)

Phosphate group

b)

Ribose

c)

Deoxyribose

d)

Nitrogenous base (A, T, C, G)

17.

Which of the following is the process by which DNA molecules are copied?

a)

Transcription

b)

Translation

c)

Replication

d)

Meiosis

18.

Which of the following is the process by which mRNA is formed?

a)

Transcription

b)

Translation

c)

Replication

d)

Meiosis

19.

Sperm and Egg are examples of specialized cells called _____.

a)

homologous chromosomes

b)

alleles

c)

zygotes

d)

gametes

20.

When a cell contains homologous pairs of chromosomes it is described as being ____.

a)

Haploid

b)

Diploid

c)

Homozygous

d)

Chromozygous

21.

Sperm and egg cells are _____.

a)

Haploid

b)

Diploid

c)

Dominant

d)

None of the above

22.

Mitosis and cytokinesis creates ____

a)

4 genetically identical daughter cells

b)

4 genetically different daughter cells

c)

2 genetically identical daughter cells

d)

2 genetically different daughter cells

23.

The division of the cytoplasm is known as what?

a)

Cytokinesis

b)

Interphase

c)

Mitosis

d)

Metahpase

24.

What important event must happen in interphase before cell division can occur?

a)

DNA must be replicated

b)

cytokinesis

c)

G phase

d)

All of the above

25.

Which of the following can cause a mutation that is cancerous?

a)

UV radiation

b)

HPV virus

c)

X-Rays

d)

All of the above

26.

Which of the following is the process by which mRNA is read to produce polypeptide chains?

a)

Transcription

b)

Translation

c)

Replication

d)

Meiosis

27.

There are different types of cells in the human body that all contain the same DNA. What allows these cells to have different structures and functions?

a)

They have different DNA sequences

b)

Gene regulation is different in each type of cell

c)

The larger cells have more DNA and the smaller cells have less DNA

d)

A mutation happened to produce the different types of cells

28.

Students tested how different amounts of water affect the height of plants growth. What is the independent variable in this experiment?

a)

Amount of sunlight

b)

The days it is grown

c)

The height of the plant

d)

The amount of water

29.

Students tested how different amounts of water affect the height of plants growth. What is the dependent variable in this experiment?

a)

Amount of sunlight

b)

The days it is grown

c)

The height of the plant

d)

The amount of water

30.

Which of the following organism's carry out all of the characteristics of life? (check all that apply)

a)

Unicellular protists

b)

Prokaryotes

c)

Eukaryotes

d)

Multicellular organisms