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lec 18

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Total cards: 10•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (10)

#1
Front (Question)

Allee effect

Back (Answer)

• small populations may not grow as quickly because it’s harder to find mates if there’s not a lot of individuals in the population • The population may be in between K and a lower limit • If it goes below the lower limit, it will go to extinction

#2
Front (Question)

Semeplasity

Back (Answer)

waiting your entire life to reproduce (salmons)

#3
Front (Question)

Iteroparity

Back (Answer)

organism reproduce multiple times (humans)

#4
Front (Question)

Why is it good to wait all your life to reproduce?

Back (Answer)

When reproductive output is increased when resource is accumulated

#5
Front (Question)

survivorship curve type 1

Back (Answer)

surviving is high when we are young but declines at old age (humans)

#6
Front (Question)

survivorship curve type 2

Back (Answer)

we have constant risk of dying at any time

#7
Front (Question)

survivorship curve type 3

Back (Answer)

• low chance of surviving at young age • Once they make it to middle age, they can usually live a long life (trees)

#8
Front (Question)

biennial

Back (Answer)

live 2 years are called biennial, they grow in their first year and reproduce in their second year

#9
Front (Question)

Monocarpic

Back (Answer)

makes flowers and fruits in one season

#10
Front (Question)

perennial

Back (Answer)

• Plants that live many years and they reproduce in their final year(Salmon) or they can reproduce many times