2.2.4 Chemosynthesis Flashcards

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1
Q

Complete the table to compare chemosynthesis with photosynthesis

A

Complete the table to compare chemosynthesis with photosynthesis

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2
Q

What is a tube worm?

A

A worm that lives at the bottom of the sea near hydrothermal vents.

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3
Q

Name 2 types of chemosynthetic bacteria

A

sulfur bacteria

nitrogen bacteria

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4
Q

What is usually a reactant of chemosynthesis?

A

carbon dioxide

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5
Q

Bacteria that produce glucose via chemosynthesis are called…

A

chemosynthetic bacteria

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6
Q

Which type of chemosynthetic bacteria are usually found in soil and the roots of plants?

A

nitrogen bacteria

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7
Q

Chemosynthesis requires energy to produce glucose. Where does this energy come from?

A

chemical reactions

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8
Q

What sort of relationship do tube worms and sulfur bacteria have?

A

A symbiotic or mutualistic relationship

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9
Q

Sulfur bacteria live inside tube worms. Why does this benefit both organisms?

A

It is a safe place for bacteria to live.

The bacteria produce glucose for the tube worms

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10
Q

Which type of chemosynthetic bacteria are usually found near deep sea volcanic vents?

A

sulfur bacteria

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11
Q

How do sulfur bacteria produce glucose?

A

They react carbon dioxide and water from the sea with hydrogen sulfide from hydrothermal vents.

They also use some compounds provided by tube worms.

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12
Q

What is the main product of chemosynthesis?

A

glucose

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13
Q

What type of nutrient is glucose?

A

A carbohydrate

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14
Q

What is chemosynthesis?

A

When an organism uses chemical reactions to produce glucose.

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15
Q

Organisms use glucose (carbohydrate) for…

A

energy

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16
Q

In what sort of places are chemosynthetic bacteria found?

A

The bottom of the sea near hydrothermal vents.

In soil and the roots of some plants

17
Q

What is meant by reactants?

A

The things that are reacted together in a chemical reaction to make a product