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Revision Deck-Summer Term > Ecosystem Processes > Flashcards

Ecosystem Processes Flashcards

1
Q

What is photosynthesis?

A

Its a chemical reaction that takes place in the chloroplasts to produce glucose.

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2
Q

What is the formula for photosynthesis?

A

carbon dioxide + water —-> oxygen + glucose

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3
Q

3 examples of the mineral plants need for growth?

A
  1. Nitrares=For growth
  2. Phosphates=For health roots
  3. Potassium=For healthy leaves and flowers
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4
Q

What does the chlorophyll do?

A

It absorbs sunlight for photosyenthesis

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5
Q

What is the waxy layers job?

A

It reduces water loss by evaporation

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6
Q

What is the aerobic (with oxygen) formula for respiration?

A

glucose + oxygen—–> carbon dioxide + water +(energy)

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7
Q

Why do leaves have a large surface area?

A

To absorb as much light as possible

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8
Q

What is the formula for (without oxygen) anaerobic respiration (in animals)?

A

glucose—-> lactic acid (+energy)

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9
Q

What is the formula for fermentation (microorganisms)?

A

glucose—-> ethanol + carbon dioxide (+energy)

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10
Q

Where does respiration occur?

A

Mitochondria

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11
Q

Why does anaerobic respiration happen?

A

This only occurs when there is not enough oxygen for aerobic respiration

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12
Q

What do food chains show?

A

They show the transfer of energy between organism

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13
Q

What is a herbivore?

A

Type of consumer that eats the producer

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14
Q

What is a apex predator?

A

Its the last link in a food chain

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15
Q

What is a producer?

A

Green plant/algae that makes its own food

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16
Q

What is a carnivore?

A

Type of consumer that eats other animals

17
Q

What is prey?

A

An organism eaten by another organism

18
Q

What is a predator?

A

An organism that eats another organism

19
Q

What is bioaccumilation?

A

Its the build up of chemicals passed along the food chain

20
Q

What do food webs show?

A

They show how lots of food chains are connected in an ecosystem

21
Q

What is Interdependence?

A

Its when living organism depend on each other to survive,grow and reproduce

22
Q

What is an Ecosystem?

A

All the organism found in a particular location

23
Q

What is a Community?

A

The organism in an ecosystem

24
Q

What is a Habitat?

A

Its the area of a community lives in

25
Q

What is a Niche?

A

The particular place or role that an organism has within an ecosystem

26
Q

In aerobic respiration what happens to the Carbon Dioxide?

A

It diffuses out of the cells into the blood plasma

27
Q

Difference between Aerobic and Anaerobic respiration?

A

Anaerobic transfers less energy than aerobic respiration

Revision Deck-Summer Term (2 decks)

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