Question 1: A substance that cannot be reduced to any simpler set of component is called a(n):
element.
ion.
proton.
Higgs boson.
Question 2: What is the pH of arterial blood?
6.5
7.0
7.4
5.1
Question 3: What illness, which had been seemed to be vanquished, has resurged recently?
Cancer
Influenza
Heart attack
Tuberculosis
Question 4: What plays a part in almost every scientific investigation?
Hypothesis
Timing
Measurement
Testing
Question 5: Which compound is hydrophilic?
Cooking oil
Salt
Cholesterol
Gasoline
Question 6: Which of the following is a radioactive isotope of carbon?
Carbon 12
Carbon dioxide
Carbon 14
Carbon 6
Question 7: No living thing can be fully functional without which of the following?
DNA
Mitochondria
Oxygen
Water
Question 8: In what year did James Watson and Francis Crick describe the DNA molecule?
1910
1953
1960
2005
Question 9: Place the following terms in order from smallest to largest:
Ecosystem
Organism
Biosphere
Atom
Organ
Molecule
Population
Cell
10. Describe the electron configuration of the element sodium, which has an atomic number of 11, and how this determines how sodium bonds.
11. List the three important constituent parts of the atom; give location of these parts in the atom. and the electrical charge of each part. In addition, pick any element and give the numbers of each of these parts for that element.
12. List the eight characteristics of living things and give a short explanation of each one.
13. List and explain each step of the scientific method. Give an example of an observation that can be evaluated by the scientific method and use the method to explain the observation.