Biol 1902 - Study guides, Class notes & Summaries

Biol 1902 midterm exam questions with answers 2024/2025 updates

BIOL 1902 Test 1 Questions With Complete Solutions 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

BIOL 1902 Final Exam Study Guide. Radula - answer- A sharp component, like a chainsaw, with teeth that come out to process plant tissues - Ex: slugs and snails Mandibles - answer- Modified mouthparts that are used to cut apart plant tissues - Ex: caterpillars (leaf blotch miners) Modified Teeth - answerTeeth that have been modified to be used to eat plant material Incisors - answer- Modified teeth; self sharpen - Ex: beavers (orange because full of iron), moose (only lower) Cheek-Teeth ...

BIOL 1902 Exam Questions With Complete Solutions Moose go to beaver pons and shallow lakes in summer to: Acquire sodium from aquatic plants Which is NOT TRUE concerning the eyesight of hawks Hawk eyes are places on the sides of their head for better binocular vision (more overlap of the fields of view Owls have a large blind spot behind their head and can turn their heads 270 degrees Before a fisher eats a porcupine it skins (it removes its hide) True

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BIOL 1902 Final Exam Questions With Complete Solutions 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

BIOL 1902 Midterm Exam Questions With Verified Answers Cryptic - answerThe key thing to camouflage, it means when the animal is still while camouflaging. Background Matching - answerWhen 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 - answerSpecial patterns of colour can be used for concealment. Some birds have different head patterns but have the same focus which hav...

BIOL 1902 Exam Questions With Verified Answers Batesian Mimicry vs. Mullerian Mimicry - answerBatesian: model and mimic Mullerian: all toxic, unrelated groupings Thanatosis - answerplaying dead Why do white tail deer and rabbits stick up their tail when running from a predator? - answer1 - 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 - answerLayer of cells at back of nocturnal eye...

BIOL 1902 Exam Questions With Verified Answers Moose go to beaver pons and shallow lakes in summer to: - answerAcquire sodium from aquatic plants Which is NOT TRUE concerning the eyesight of hawks - answerHawk eyes are places on the sides of their head for better binocular vision (more overlap of the fields of view Owls have a large blind spot behind their head and can turn their heads - answer270 degrees Before a fisher eats a porcupine it skins (it removes its hide) - answerTrue The Hy...