Unit 1 Biology I Assessment

Biology Unit 1 Assessment

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. Should be at least 75 words

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. Should be at least 75 words

12. List the eight characteristics of living things and give a short explanation of each one. Should be at least 200 words

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. Should be at least 500 words

References Krogh, D. (2011). Biology: A guide to the natural world (Custom Vol. I). San Francisco, CA:

Prentice Hall.