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N5 Biology > 3.1: Ecosystems > Flashcards

3.1: Ecosystems Flashcards

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1
Q

Species definition

A

A group of living things that can breed to produce fertile offspring

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2
Q

Biodiversity definition

A

The variety of living things in a defined area

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3
Q

Population definition

A

All the organisms of the same species living in a given area

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4
Q

Ecosystem definition

A

All of the organisms (community) living in a habitat and the non-living components in which the organisms interact with

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5
Q

Habitat definition

A

The place where an organism lives

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6
Q

Producer definition

A

The plant at the beginning of a food chain

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7
Q

Consumer definition

A

An animal which eats something else (plant or animal)

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8
Q

Herbivore definition

A

Organism that only eats plants

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9
Q

Carnivore definition

A

Organism that only eats animals

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10
Q

Omnivore definition

A

Organism that eats both plants and animals

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11
Q

Predator definition

A

Organism that hunts prey

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12
Q

Prey definition

A

Organism that is hunted by a predator

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13
Q

Community definition

A

All of the organisms in an ecosystem

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14
Q

Niche definition

A

The role an organism plays in its community

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15
Q

Intraspecific competition definition

A

When individuals of the same species compete for all of the same resources they need

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16
Q

Interspecific competition definition

A

When individuals of different species compete for some of the same resources they need

17
Q

What do plants compete for?

A
  • Light
  • Water
  • Space
18
Q

What do animals compete for?

A
  • Food
  • Water
  • Shelter
  • Mates
19
Q

Which competition is more intense?

A

Intraspecific

20
Q

What is a food chain?

A

Show of the linear flow of energy between organisms

21
Q

What is a food web?

A

Show of the energy flow between interconnected food chains

N5 Biology (20 decks)

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