Download Science 9 - Biological Diversity and Chemistry Review

Science 9 - Biological Diversity and Chemistry Review
1. Calculate the diversity index of the following:
           
2. List 4 pieces of evidence that show there was a chemical reaction
1.
2.
3.
4.
3. Fill in the blanks:
a) The 3 parts of an atom are _____________________, __________________,
and ____________________.
b) The most reactive metals are found in group __________. They are called
__________________.
c) The vertical rows and in the periodic table are called ____________________.
d) The vertical columns in the periodic table are called ____________________.
4. Construct a Punnett Square and predict what percentage of each offspring will be
pure or hybrid and whether or not they can roll their tongue.
Mother Tt
Father tt
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5. Draw an EELR diagram for the following elements:
a) Oxygen
b) calcium
c) barium
d) neon
6. List the 4 parts of Charles Darwin’s theory of Natural Selection
1.
2.
3.
4.
7. What is the difference between endangered, extinct and extirpated? Give an
example of each
8. Distinguish between exothermic and endothermic reactions
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9. Define each of the following:
a) pure substance
b) mixture
c) homogeneous
d) exothermic
e) heterogeneous
f) inhibitor
g) electrolysis
h) corrosion
i) enzyme
10. Identify the following as a physical or chemical change and give a reason why:
a) a candle burning
b) ice melting
c) rusting metal
d) toasting bread
e) breaking glass
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11. Identify following compounds as ionic or molecular, give the IUPAC names of
and tell how many atoms of each are present in each
a. NaCl
b. H2O
c. MgO
d. CO2
e. NO
f. P2H5
g. OCl2
h. HBr
12. Write the correct formula for the following. Identify them as ionic or molecular
a. carbon monoxide
b. lithium oxide
c. triphosphorous dioxide
d. calcium chloride
e. sodium sulfide
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13. Match the following terms with the
correct definition:
_____ spores
_____ binary fission
_____ gamete
_____ heritable
_____ meristem
_____ asexual reproduction
_____recessive trait
_____budding
_____zygote
_____ stamen
_____ embryo
_____angiosperm
_____ mutualism
_____diversity index
_____gene
_____ continuous variation
_____ bacterial conjugation
_____discrete variation
_____polymorphism
_____ dominant
a) the formation of a new individual
from a single organism
b) a section of DNA
c) flowering plants
d) splitting of a single cell into 2
new organisms
e) a multi-celled organism during
early development
f) a reproductive cell containing
half the number of chromosomes
g) characteristics that can be passed
on from parent to offspring
h) an area of cell division of
unspecialized cells in the tips of
roots
i) many variations within the same
species
j) cone bearing evergreens
k) an inherited trait that shows up in
the offspring only if it is present
in the genes of both parents
l) the new cell formed by the
process of fertilization
m) single celled reproductive
structure from which offspring
develop
n) traits that show a range of
possibilities
o) flower part that contains pollen
p) transfer of DNA from one
bacterial cell to another
q) reproduction involving 2 sexes
r) female part of a flower
s) An inherited trait that shows up
in offspring
t) Genetic traits that have a limited
number of variations
u) A measure of biological diversity
in an area
v) A symbiotic relationship that is
beneficial to both organisms
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14. If you were surveying the following group of trees to produce a diversity index, you
would record it as:
a)
b)
c)
d)
ABCDEFGHIJ
AAABCDEEFF
AAABCABBAA
AAABCDEEFF
15. Identical twins are often studied by researchers interested in the relationship by
between heredity and environment because:
a) they have different genetic information, so any similarities would likely be a
result of environmental influences
b) the have the same genetic information, so any differences would likely be the
result of mutations
c) the have different genetic information, so any differences would likely be the
result of heredity
d) the have the same genetic information, so any differences would likely be the
result of environmental influences
16. One of the first uses of modern biotechnology was:
a) the cloning of a mammal
b) the insertion of a bacterial gene into human cells
c) the human of a human insulin gene into bacteria
d) the insertion of an antifreeze gene into a fish
17. Which of the following lead to a decline in biological diversity?
I.
Clearing of land for farming
II.
Increased demand got consumer products
III.
Human Population growth
IV.
Increased genetic variation
a) I, II, and III
b) I, III, and IV
c) II, III, and IV
d) All of the above
18. An aquarium has established a breeding program to try to save a population of
endangered beluga whales. As part of this program, they occasionally exchange adult
beluga whales with other aquariums around the world. The purpose of this exchange
is to:
a) increase the biodiversity of the beluga whale species
b) increase the level of genetic variation within the beluga population
c) decrease the biodiversity of the beluga whale species
d) decrease the diversity index
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19. The boiling point of water is considered to be a physical change because:
a) the water evaporates
b) the process is reversible
c) a new substance is formed
d) water molecules are broken down
20. The boiling of water is considered to be a physical change because:
a) the water evaporates
b) the process is reversible
c) a new substance is formed
d) water molecules are broken down
21. The best way to keep metals from corroding is to keep them:
a) moist and warm
b) moist and cool
c) dry and warm
d) dry and cool
22. Classify the following elements as metals, nonmetals or metalloids:
a) silicon
________________________
b) Hydrogen
________________________
c) Boron
________________________
d) Phosphorous
________________________
e) Neon
________________________
f) Lithium
________________________
23. Draw a flow chart using the following terms: matter, heterogeneous solution, pure
substance, mixture, homogeneous solution.
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24. Classify each of the following as a pure substance or a mixture
a) a smoothie
________________________
b) milk
________________________
c) salt water
________________________
d) sugar
________________________
e) sodium chloride
________________________
f) hydrogen
________________________
25. Complete the following table:
Element
Protons
Neutrons
Electrons
Magnesium
8
Silver
54
0
Iron
12
80
7
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