Unit 3 Flashcards

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1
Q

Organisms that must rely on sugars produced by other organisms for their energy needs are known as

A

heterotrophs

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2
Q

What two products result from photosynthesis?

A

glucose and oxygen

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3
Q

The fluid-filled space surrounding the grana inside a chloroplast where photosynthesis takes place is the

A

stroma

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4
Q

Carbon dioxide is required during the ___________________ reactions of photosynthesis.

A

light-independent

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5
Q

The power source for photosynthesis is

A

sunlight

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6
Q

In chloroplasts, the chlorophyll pigment is found within the

A

thylakoid membrane.

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7
Q

Stacks of thylakoid membranes in the chloroplasts are

A

Grana

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8
Q

Which of these organisms can photosynthesize?
Plants
Algae
Certain protists
All of the above

A

All of the above

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9
Q

One of the reactants in photosynthesis is:

A

carbon dioxide

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10
Q

Which molecule absorbs the energy of a photon in photosynthesis?

A

chlorophyll

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11
Q

What are the two stages of photosynthesis?

A

light-dependent reactions and the Calvin cycle

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12
Q

The Calvin cycle functions to __________.

A

produce carbohydrates using energy stored by molecules that were produced in the light-dependent reactions

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13
Q

ATP is able to drive an _____.

A

endergonic process by coupling that process to an exergonic process

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14
Q

Stomata are used for the regulation of

A

carbon dioxide, oxygen, and water.

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15
Q

In the complete photosynthetic reaction, the Calvin cycle takes in _____ and produces _____.

A

NADPH, glucose

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16
Q

The middle layer of cells in a leaf is called the

A

mesophyll

17
Q

Energy associated with objects in motion is called _______ energy.

A

Kinetic