ECO 9.3 Flashcards

1
Q

r

A

a small investment of resources into each offspring producing many low-effort babies

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2
Q

k

A

carrying capacity, babies entering a population near its carrying capacity

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3
Q

a tradeoff between offspring and offspring quality

A

more quality put into offspring they have lower numbers and the less invested they have more kids

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4
Q

r characteristics

A

high number of offspring, low parental care, early reproductive maturity, small size, early independence, short life span

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5
Q

k characteristics

A

low number of offspring, high parental care, late reproductive maturity, large size, late independence, high ability to learn

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6
Q

type 1

A

high survivorship throughout life

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7
Q

type 2

A

the constant proportion of members dying

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8
Q

type 3

A

survivorship of high morality at young ages

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9
Q

r’s type

A

type 3

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10
Q

k’s type

A

type 1

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11
Q

species that can be found between k and r

A

humans depend on how many babies they have

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12
Q

What does a survivorship curve show

A

How the number of individuals in a population drops off with time

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13
Q

what is a cohort

A

group of individuals in a population of the same species born at the same time

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14
Q

what is a log scale

A

the graph shows the difference in a relationship over time to show survivorship with the time that highlights the same proportion

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15
Q

biotic and abiotic factors affecting survivorship curfves

A

competition affects the morality rate, temperature is an abiotic factor affecting the mortality rate

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