Key life history traits
Semelparous: reproduce once during life span
Semelparity vs Iteroparity
What is the definition of life history?
A) The many challenges and successes you've experienced
B) The lifecycle and its features related to survival and reproduction
C) The number of transition stages in a lifecycle
D) The metamorphosis of a larvae to an adult animal
Semelparous species _____
A) reproduce only once during their lifetime.
B) reproduce repeatedly during their lives.
C) usually have a higher adult survival than non semelparous species.
D) typically produce less offspring than non semelparous species.
Organisms that reproduce early ____
A) have more risk of leaving no offspring at all.
B) may do so at the expense of their growth.
C) always have greater lifetime reproductive success.
D) usually are long-lived species.
Which statement is generally true?
A) Organisms that produce few offspring provide little parental care.
B) Organisms that produce large numbers of offspring provide little parental care.
C) Organisms that produce large numbers of offspring provide lots of parental care.
D) Fecundity tends to be positively related to the amount of energy invested per offspring.
Which of these groupings makes the most sense?
A) Ruderal, r-selected, iteroparous
B) K-selected, ruderal, semelparous
C) K-selected, competitive, iteroparous
D) stress-tolerant, iteroparous, ruderal
E) Semelparous, r-selected, ruderal
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