Cycle 10 (Workshop) Flashcards

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1
Q

Define:
Intraspecific interactions

A

Interactions between individuals of the same species

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2
Q

Define:
Interspecific interactions

A

Interactions between individuals of different species

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3
Q

What is one thing in common with all organisms?

A

They all want RESOURCES (food, mates, territory, etc.)

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4
Q

Define:
Interference/Contest competition

A

One organism has the resource and another organism will fight to take it

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5
Q

Define:
Exploitation/Scramble competition

A

2 or more organisms that will use the same resource, but there’s always going to be one organism that’s going to use up the resource more than the others

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6
Q

What are the two types of competition?

A

Interference/Contest Competition
Exploitation/Scramble Competition

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7
Q

What are the three major resources for competition?

A

Food, territory, mates

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8
Q

Describe intraspecific competition for food

A

Organisms of the same species competing for food (whoever eats the fastest will get more of the resource - exploitation)

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9
Q

Describe interspecific competition for food

A

Organisms of different species competing for food

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10
Q

Intraspecific vs Interspecific Competition for territory

A

Intraspecific is when organisms of the same species compete while interspecific is when organisms of the different species compete

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11
Q

Define:
Symbiosis

A

A close and long term association between 2 species

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12
Q

What are the types of symbiosis?

A

Mutualism
Commensalism
Predation
Parasitism
Herbivory

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13
Q

Define:
Mutualism

A

Both species benefit from the association

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14
Q

Define:
Commensalism

A

One species benefits from the association but the other is unaffected

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15
Q

Define:
Predation

A

Only one species benefits from the association and the prey is injured or killed

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16
Q

What are two predation strategies?

A

Sit and Wait
Active Pursuit

17
Q

Define:
Parasitism

A

Only one species benefits from the association between the parasite and the host; Affect fitness of the host, but doesn’t result in the host’s direct death

18
Q

Define:
Herbivory

A

Similar to parasitism but between herbivores and plants, affect fitness of the plant, but doesn’t result in the plant’s direct death

19
Q

Define:
Parasite Simple Life Cycle

A

When a parasite species uses ONE host species to complete their life cycle and survive

20
Q

What is the parasite simple life cycle also known as?

A

Direct Life Cycle

21
Q

Define:
Parasite Complex Life Cycle

A

When a parasite species uses AT LEAST 2 different host species to complete their life cycle and survive

22
Q

What is the parasite complex life cycle also known as?

A

Indirect life cycle

23
Q

Define:
Parasitoids

A

When an adult is free living, but its offspring develop in OR on the host and KILL it

24
Q

___________ is always changing according to the Red Queen Hypothesis

A

Interactions

25
Q

What are the 10 main adaptations to reduce enemy impact?

A

Physical (thorns, shells etc.)
Behavioral (Aggression etc.)
Autonomy (lose a body part)
Chemical (resin, skunks)
Camouflage (blend into environment)
Mimesis (mimics other organism)
Bodyguards (symbiosis)
Herd effect (for herds to defend against predators)
Detection of predators (confusion effect)
Synchronized Emergence (prey all emerge at the same time)

26
Q

What is the ecology of fear?

A

While interactions with predators may not result in death, it can change behaviours

27
Q

What are food webs?

A

Complex interaction of species within an environment

28
Q

Define:
Guild

A

Share at least one prey and occupy the same trophic level

29
Q

What is host manipulation?

A

A parasite-induce alteration of a host’s phenotype that increases parasite fitness

30
Q

True or False:
Host manipulation improves the probability of transmission

A

True, it can however lead to dead ends as the transmission may not be ideal

31
Q

Define:
Intraguild Predation

A

The killing and sometimes eating of a potential competitor of a different species

32
Q

Define:
Keystone species

A

A species that has a large effect on its environment