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22 Questions  I  By R_martinez
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1.  Refer to the diagram above. Which of the following is the MOST important energy source for grass in this ecosystem?
A.
B.
C.
D.
2.  Where on the diagram should the student place the moon to accurately show its position relative to the Earth and the sun during a full moon?
A.
B.
C.
D.
3.  The Sun provides radiant energy to ____________, which converts the suns energy to glucose and oxygen.
4.  Based on the diagram above, which of the following is a major producer of energy in this ecosystem?
A.
B.
C.
D.
5.  Which element on the periodic table has physical properties MOST similar to the physical properties of chlorine?
A.
B.
C.
D.
6.  The diagram below illustrates the basic structure of an atom. What is wrong with the diagram?
A.
B.
C.
D.
7.  Which of the following determines the identity of an element?
A.
B.
C.
D.
8.  Which organisms belong to the same food chain?
A.
B.
C.
D.
9.  Acquired or learned behaviors can not be passed on genetically. Which of the following is NOT an inherited trait?
A.
B.
C.
D.
10.  Water, sunlight, and soil are ____________________ factors in an ecosystem.
11.  Which statement best describes a relationship shown by this energy pyramid?
A.
B.
C.
D.
12.  Two dogs are pulling on opposite ends of a rope. The dog on the left is pulling with a force of 25 newtons. The dog on the right is pulling with a force of 60 newtons. What will be the resulting motion?
A.
B.
C.
D.
13.  Xenon is a gas at room temperature. Because of the arrangement of the periodic table, which other element can BEST be predicted to share this physical property?
A.
B.
C.
D.
14.  Which of the following is an example of a chemical reaction?
A.
B.
C.
D.
15.  In the chemical reaction between hydrochloric acid (1304309) and calcium carbonate (1304311), which of the following elements cannot be part of the products?
A.
B.
C.
D.
16.  Like the one below, chemical equations must be balanced. This shows that
A.
B.
C.
D.
17.  The Milky Way is an example of a galaxy with a _______________.
A.
B.
C.
D.
18.  Bees and flowers are abiotic factors in an ecosystem. _________________________
A.
B.
19.  A wheeled cart is moving eastward at a speed of 1 meter per second when it is acted on by a 30-newton force to the north and a 30-newton force to the south. Which of the following BEST explains why the cart’s speed and direction stay the same?
A.
B.
C.
D.
20.  SUN -> STRANGLER -> FIG -> CATERPILLAR -> LIZARD -> HARPY EAGLE What would happen if pesticides drastically reduced the number of caterpillars in this food chain?
A.
B.
C.
D.
21.  Decomposers obtain energy by breaking down wastes and the remains of dead organisms. _________________________
A.
B.
22.  Second-level consumers may be either carnivores or omnivores. _________________________
A.
B.
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