This preview shows page 1. Sign up to view the full content.
Unformatted text preview: 2012 MULTIPLE CHOICE (3 points each)
1. You are a behavioral ecologist who has just discovered a new beetle species that exhibits a bizarre
courtship behavior. Male beetles collect pebbles and create large piles. Females then choose
males based on the size of their pebble pile, mate with them, and then leave, laying their eggs
later under a leaf. Based on this information, which of the following is likely the PRIMARY
benefit of female choice in this newly discovered species?
d) 2. Sperm competition theory suggests that across species, male relative testes size (i.e. testes size
divided by body size), should…
e) 3. Parental care of young
None of the above …increase with female body size.
…decrease with female body size.
…increase with female mating frequency.
…decrease with female mating frequency.
…be highest in species with social monogamy. You are investigating how neematodes (Nickelodinus dougii) in Lucky Duck Lake identify kin,
whom they help. You’ve found that they make a learned “kaloo-kacoo” call, which varies
among kin networks. Assuming they use this call to identify kin, which of the following is
NOT a step in the recognition system?
a) Members of a kin network hear the “kaloo-kacoo” call of nearby individual.
b) Individuals make the “kaloo-kacoo” call as they approach a kin network.
c) When hearing the call, individuals in a kin network must compare the call to the le...
View Full Document
This note was uploaded on 01/13/2014 for the course BIONB 2210 taught by Professor Seeley during the Fall '10 term at Cornell University (Engineering School).
- Fall '10