Biol 1902 - Study guides, Class notes & Summaries

BIOL 1902 Midterm Exam Questions With Solutions Cryptic The key thing to camouflage, it means when the animal is still while camouflaging. Background Matching When an animal matches their patterning to the habitat around it. Example of this, gray tree frogs, they blend into trees and are considered bark mimics. Disruptive Patterns Special patterns of colour can be used for concealment. Some birds have different head patterns but have the same focus which have two components. A line thro...

BIOL 1902 Final Exam Questions With Complete Solutions What adaptation do mammals have for hearing? Very large ears - Foxes and Wolves What adaptations do Owls have for hearing? (5 things) Owls use their face - Called Facial Disks Hidden Ears - inside skull Short Bills - down curved bills to prevent interference with sigh and hearing

BIOL 1902 Test 1 With Complete Solutions Latest Update

1. DELAYED IMPLANTATION INVOLVES: - The embryonic blastocyst entering a state of suspended animation 2. RUT PITS ARE: - Shallow pits that bull Moose dig and pee in during the mating season 3. THIS IS NOT TRUE CONCERNING MOOSE ANTLERS: - Antlers are permanent structures that grow continuously and remain on a bull's head all of its life 4. WHICH OF THESE IS AN EXAMPLE OF A BATESIAN MIMICRY PAIR: - Viceroy and Monarch butterflies 5. LEKS ARE: - Communal display grounds where male Sharp...

BIOL 1902 Exam Questions With Complete Solutions Batesian Mimicry vs. Mullerian Mimicry Batesian: model and mimic Mullerian: all toxic, unrelated groupings Thanatosis playing dead Why do white tail deer and rabbits stick up their tail when running from a predator? 1 - distracting predators so they'll trip or smth 2 - warning others of danger 3 - telling the predator to give up bc they've been noticed tapetum lucidum Layer of cells at back of nocturnal eyes to capture more light

1. DELAYED IMPLANTATION INVOLVES: - The embryonic blastocyst entering a state of suspended animation 10. THIS PLANT'S SEEDS HOOK ONTO HAIRY ANIMALS FOR THEIR DISPERSAL: - Burdock 11. BROOD PATCHES ARE: - adaptations for keeping eggs warm 12. WHEN A KILLDEER'S NEST IS APPROACHED THE KILLDEER: - Pretends it has broken wings and shows off a "bloody" patch near its tail 2. RUT PITS ARE: - Shallow pits that bull Moose dig and pee in during the mating season 27. BLACK FLY LARVAE USE THESE F...

When the animal's patterns generally match their environment (ex: American bittern - cattail marshes, fawns, grouse - forest floor) - Background matching A type of mimicry in which a harmless species (mimic) looks like a species that is poisonous or otherwise harmful to predators (model). # models > # mimics - Batesian mimicry strongly contrasting markings such as spots or stripes break up an animal's outline - Disruptive patterns When disruptive patterns are aligned by body po...

BIOL 1902 Final Exam Questions With Verified Answers What adaptation do mammals have for hearing? - answerVery large ears - Foxes and Wolves What adaptations do Owls have for hearing? (5 things) - answerOwls use their face - Called Facial Disks Hidden Ears - inside skull Short Bills - down curved bills to prevent interference with sigh and hearing Asymmetrical Ear Canals - gives horizontal separation which allows owl to find prey more precisely - Called Auditory Crosshairs!! Low win...

BIOL 1902 Questions with Answers Natural History 2024 Updates