You will be allowed a 4 inch X 6 inch note card during the exam on wednesday 4/23. A calculator will not be necessary for any of the questions. For each question below, click on the circle next to the correct answer. When you are finished with the test, push the 'Score my test' button at the bottom of the page. Good luck!

Question #0
Question #0 Which of the following is an explanation for why research scientists use inductive reasoning rather than deductive reasoning?

A. Inductive reasoning always results in correct conclusions
B. Inductive reasoning does not require an established general principle
C. Deductive reasoning only works for mathematical problems
D. Deductive reasoning only allows for investigation of unknown subjects

Question #1
Question #1 A simple experiment was conducted to determine whether different colors of light had an effect on the growth rate of wheat plants. 50 wheat plants are grown in red light, 50 wheat plants are grown in green light, and 50 wheat plants are grown in white light. The wheat plants were given 10 ml of water each day. The mean stem length at the end of 12 days for the green light was 13cm, for the red light was 15cm and for the white light 20 cm. The independent variable for this experiment is?

A. The type of plant (wheat)
B. The type of light (red, green, and white)
C. The stem height at the end of 12 days
D. The amount of water (10 ml )

Question #2
Question #2 Which of the following is not a characteristic that defines organic matter as living?

A. Homeostasis
B. Reproduction
C. Cell membrane
D. Photosynthesis

Question #3
Question #3 How many covalent bonds can an atom with an atomic number of 14 form?

A. 2
B. 3
C. 4
D. 5

Question #4
Question #4 Which of the following is one reason why water has a high heat storage capacity?

A. water readily combines with other compounds
B. most compounds are water soluble
C. One water molecule forms hydrogen bonds between other water molecules
D. water adhesion prevents heat loss

Question #5
Question #5 Which of the following do not depend directly on sunlight for energy? I. producers II. consumers III. decomposers

A. I only
B. II and III
C. II only
D. I and III

Question #6
Question #6 Which of the following is a function of proteins in an organism’s cellular system?

A. long term energy storage
B. major component of an enzyme
C. major component of glycogen
D. vacuole storage

Question #7

                                        A.                   B.                      C                      D    

             1a.  The  1a.   object has four straight lines ………………………………………………………..…..  2

 Which of the following dichotomous statements will complete the key and identify objects C and D ?

A.  

                       3a.    The object is composed of straight lines…………………..………  object is a square

B.    

3                      3a.  The object has structures that are colored black……………………... object is a square

                  3b.  The object does not have structures colored black…………………..  object is a diamond    

C.         

                         3a.  The object  has a black dot………………………………...…………  object is a square

Question #8
ATP is?

A. produced by the destruction of ADP
B. the energy currency of a cell
C. expended in the process of photosynthesis
D. produced during the phosphorylation of any organic compound

Question #9
Photosynthesis is the process of converting carbon dioxide into glucose. In this process water is oxidized and the carbon dioxide is ____________?

A. converted to electromagnetic energy
B. reduced
C. given off as a gas
D. transferred to photosystem I

Question #10
Water is required for photosynthesis to occur. Which stage of photosynthesis requires water?

A. Calvin cycle
B. Photosystem I
C. Photosystem II
D. Electron transport system

Question #11
Question #11 The continued breakdown of glucose in the form of pyruvate with in the Krebs cycle results in the release of?

A. carbon dioxide
B. oxygen
C. glucose
D. all of the above

Question #12
Question #12 If oxygen is not present Glucose is oxidized by which process?

A. Lactic acid fermentation
B. Krebs cycle
C. Glycolysis
D. Electron transport system

Question #13
Oxygen is required for cellular respiration as a(n)____________?

A. reactant for ATP
B. electron donor
C. electron acceptor
D. buffer

Question #14
Energy flow in an ecosystem is_____________?

A. cyclical
B. one-way
C. two-way
D. reversible under different conditions

Question #15
Carbon enters the biomass of animal bodies in the form of?

A. carbon dioxide
B. carbon monoxide
C. carbohydrates
D. fossil fuels (hydrocarbons)

Question #16
A particular biome is characterized by_______________.

A. vegetation
B. climate
C. animals
D. all of the above

Question #17
Grassland biomes around the earth vary in several ways, but the chief factor causing the varation is_____________

A. rainfall amounts
B. vegetation
C. soil type
D. the animals present

Question #18
Productivity of a biome increases as______________

A. water availability increases and elevation increases
B. water availability decreases and elevation increases
C. water availability increases and elevation decreases
D. water availablitiy decreases and elevation decreases

Question #19
The pyramid of energy is_____________________

A. a demonstration of the first law of thermodynamics.
B. a result of the decline in the energy available as energy travels through the trophic levels
C. fundamentally different from the pyramid of biomass.
D. just one of the manifiestations of competition.