Photosysnthises Flashcards

1
Q

If we didn’t have photosynthesis what would happen

A

Most life on earth would not exist

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2
Q

Organisms that photosynthesize make their own…

A

Make their own energy rich food components using light energy

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3
Q

Do you organisms that make their own food are called

A

Producers

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4
Q

What are major producers on land

A

Green plants. The green color comes from a chemical called Chlorophyll which captures light energy.

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5
Q

The equations for photo synthesis are.

A

Word equation – carbon dioxide + water+ light energy-> sugar (glucose) + oxygen

Chemical equation – co2 + 6H2o + light energy -> c2h12o6 + 6 o2

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6
Q

What is cellular respiration

A

Cellular respiration is a chemical process in which energy is released from food. In the process the sugar and oxygen are rearranged to form carbon dioxide and water. As this reaction takes place energy is released. Cellular respiration occurs in all living organisms.

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7
Q

What is photosynthesis

A

It is a chemical process in which sunlight energy is captured and converted into chemical energy the conversion of energy is one of the most important chemical processes

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8
Q

What are organisms that cant photosynthesize or make their own energy rich sugar.

A

These organisms are called consumers, they get their energy and building materials by eating other organisms

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9
Q

How much energy does a consumer get from another animal

A

Usually about 10%. Around 30% is lost as body heat, 60% is not absorbed at all and goes out in feces.(calories- 1000kj of grass is 100kj of rabbit meat and so on)

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