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ANSC 205 EXAM 1 Questions & answers
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ANSC 205 EXAM 1 Questions & answers
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ANSC 205 EXAM 1Biodiversity - ANS-Variety of living organisms (life) considered at all levels from genes to
species and higher taxonomic groupings; higher levels of organization including diverse
habitats, communities, ecosystems, landscapes, and biomes.
habitat destruction, invasive species - ANS-On a global basis, the two great destroyers
of biodiversity are, first _____________ and, second ____________
Zebra mussels - ANS-Invasive species in the Great Lakes causing declines in clam and
mussel populations.
climate change - ANS-sea ice, sea level, carbon dioxide, and global temperature are all
affected by _____________
Domestication - ANS-The process of bringing a species under the control of humans
AND improving it through careful selection, mating, and handling, so that its products or
services are more useful to humans.
domestication - ANS-Hardiness, dominant social behavior, herd behavior, utility to
humans, facile reproduction, and facile husbandry are all characteristics of animals
suitable for ___________
Hardiness - ANS-An animal's ability for the young to tolerate being removed from
mother at a young age (guinea pig is one example).
20 - ANS-How many species/types of animals have been domesticated?
Fertile Crescent - ANS-What is the hotspot of domestication?
Dog - ANS-What was the earliest species to be domesticated, sometime between
14,000-30,000 before present?
Chickens - ANS-Domesticated from a Red Junglefowl 4000 years ago in Southeast Asia
(Thailand/Malaysia). Initially domesticated for fighting and religious purposes, then later
for food.
Trophic cascade - ANS-Ecological process that starts at the top of the food chain and
goes all the way down.
, traction - ANS-Cartage, packing, herding and drafting/plowing are all reasons to use
animals for __________
cultural - ANS-Bride price, hunting, religion, status symbols, companionship, service,
law enforcement/military, search and rescue, and recreation are ________ uses of
animals.
Phillippines - ANS-Where did the seahorse video take place?
Male - ANS-Which seahorse sex gets pregnant?
Shrimp - ANS-What do seahorses eat?
overharvesting - ANS-Sanctuaries, protecting seahorses during birth, and patrol to keep
poachers out are all solutions to _____________
Bears - ANS-Make a good model for research into bone and muscle mass loss
Embryonic diapause (delayed implantation) - ANS-Bear reproductive strategy in which
the egg sits inactive until proper day length causes the embryo to plant.
habitat loss - ANS-What is the main cause of bear endangerment?
Bear - ANS-This animal's research areas include reproduction research, biomedical
research, toxicology, and behavior.
Brown bear (grizzly, kodiak) - ANS-What is the fastest species of bear, which can travel
at speeds of up to 35mph?
American black bear - ANS-What is the only species of bear that is not endangered?
Giant panda - ANS-What species of female bears go into estrus only one day a year?
Overpopulation - ANS-What is the #1 killer of cats and dogs?
Cats and dogs - ANS-What are the most popular pets?
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