True/False
Indicate whether the sentence or statement is true or
false.
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1.
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Osmosis is the movement of
water from high concentration to low concentration across a semi permeable membrane
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2.
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Passive transport is the
movement of molecules from low concentartion to high concentation across a selectively permeable
membrane
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3.
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The membrane that surround an
egg (that was exposed during the egg at home lab) is an impermeable membrane.
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4.
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In a lab report, procedures are
always numbered and materials use bullets
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5.
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NaOH was used to remove oxygen
from the air in the carbondioxide lab
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6.
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In the structure of a leaf, the
palisade and spongy cells can carry out photosynthesis
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7.
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Benedict's solution is an
indicator for starch
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8.
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Limewater as an indicator for
carbondioxide.
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9.
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The Hypothesis is always a
question.
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10.
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Transpiration is the unavoidale
loss of oxygen from the leaves.
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Modified
True/False
Indicate whether the sentence or statement is true or false. If false, change
the identified word or phrase to make the sentence or statement true.
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11.
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Plants use energy from the sun
to produce carbon dioxide and sugars. _________________________
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12.
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A heterotroph is an
organism that cannot make its own food. _________________________
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13.
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Photosynthesis and respiration
form a cycle that keeps the levels of water and carbon dioxide fairly constant in the
atmosphere. _________________________
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14.
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The raw materials for
respiration are the opposite of the end products for photosynthesis.
_________________________
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15.
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When muscle cells run low on
oxygen, lactic acid fermentation takes place. _________________________
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Multiple
Choice
Identify the letter of the choice that best completes the statement or answers the
question.
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16.
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What are the products of
photosynthesis? a. | carbon dioxide and water | b. | oxygen and water | c. | carbon dioxide and
sugars | d. | oxygen and sugars | | |
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17.
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What happens during
photosynthesis? a. | The cell uses oxygen to make food. | b. | The cell uses the energy in sunlight to make food. | c. | The cell uses glucose to make oxygen. | d. | The cell uses the energy in sunlight to make carbon dioxide. | | |
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18.
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What product of photosynthesis
do most living things need to survive? a. | water | b. | oxygen | c. | chlorophyll | d. | carbon dioxide | | |
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19.
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How does photosynthesis benefit
heterotrophs? a. | It adds carbon dioxide to the air. | b. | It creates food that they can eat. | c. | It eliminates harmful sugars. | d. | It creates clean waters. | | |
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20.
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What happens during
respiration? a. | Oxygen is released into the air. | b. | Glucose is broken down, releasing energy. | c. | Carbohydrates are released into the bloodstream. | d. | Water and carbon dioxide are converted into energy. | | |
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21.
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The stage of respiration that
releases most of the energy in glucose occurs in the a. | nucleus. | b. | chloroplast. | c. | cytoplasm. | d. | mitochondria. | | |
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22.
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How are photosynthesis and
respiration related? a. | They have opposite
equations. | b. | They have the same equation. | c. | They both produce carbon dioxide. | d. | They both produce oxygen. | | |
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23.
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Respiration and photosynthesis
keep the levels of carbon dioxide and oxygen in the atmosphere a. | fairly constant. | b. | constantly
changing. | c. | constantly increasing. | d. | constantly decreasing. | | |
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24.
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Which term refers to the
production of energy by a cell without using oxygen? a. | photosynthesis | b. | respiration | c. | fertilization | d. | fermentation | | |
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25.
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What causes lactic-acid
fermentation? a. | too little oxygen in muscle cells | b. | too much oxygen in muscle cells | c. | too little sugar in muscle cells | d. | too much sugar in muscle cells | | |
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26.
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What captures energy from
sunlight during photosynthesis? a. | solar cells | b. | stomata | c. | chlorophyll and other
pigments | d. | carbohydrates | | |
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27.
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Carbon dioxide enters plants
through the a. | pigments. | b. | chloroplasts. | c. | chlorophyll. | d. | stomata. | | |
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28.
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Respiration in most cells
requires a. | water. | b. | oxygen. | c. | chlorophyll. | d. | carbon dioxide. | | |
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29.
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Which of these causes a form of
alcoholic fermentation? a. | carbon dioxide | b. | lactic acid | c. | bread | d. | yeast | | |
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Completion
Complete each sentence or statement.
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30.
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Small openings called
____________________ allow carbon dioxide to enter a leaf.
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31.
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Plants make their own food
using energy that comes from the ____________________.
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32.
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Almost all living things depend
on the process of ____________________ to supply them with the energy they need.
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33.
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During respiration, glucose is
combined with ____________________, releasing energy.
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34.
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During respiration, molecules
of ____________________ are first broken down in the cytoplasm.
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35.
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The energy from glucose is
released in the process of ____________________.
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36.
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The main difference between
respiration and fermentation is that respiration uses ____________________ to obtain energy from
food.
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37.
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The process in which yeasts
break down sugars and produce carbon dioxide and alcohol is called ____________________
fermentation.
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38.
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The products of respiration are
energy, carbon dioxide, and ____________________.
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39.
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Chloroplasts contain a pigment
called ____________________ that captures the energy in light.
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Short
Answer
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Use the diagram to answer
each question.
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40.
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Identify A and B, which are the
raw materials for respiration.
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41.
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Explain where raw materials A
and B come from.
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42.
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Identify C and D, which are the
products of respiration.
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43.
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Is oxygen required for the
stage of respiration that takes place in the cytoplasm? Is oxygen required for the stage of
respiration that takes place in mitochondria?
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44.
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Compare the amount of energy
released by the stage of respiration that takes place in the cytoplasm with the amount released in
the stage of respiration that takes place in the mitochondria.
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45.
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Explain what is happening in
drawing 1.
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Essay
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46.
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Briefly explain what happens in
each of the two stages of photosynthesis.
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47.
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Briefly explain what happens in
each of the two stages of respiration. State the end products and where the stages occur in the
cell.
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48.
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Animals do not make their own
food from energy in sunlight. Explain why they still depend on the sun for energy.
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