Biol 1902 exam - Study guides, Class notes & Summaries

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

Biol 1902 midterm exam questions with answers 2024/2025 updates

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 Asymmetrical Ear Canals - gives horizontal separation which allows owl to find prey more precisely - Called Auditory Crosshairs!! Low wing loading - large wings with small body - wing feathers...

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...

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 Mixed species flock vs single species flock - Si...

Mobility - The ability to move freely through high snow Moose (Physical Adaption) - Legs up to 2 meters high to walk through snow Snowshoe Hares (Physical Adaption) - Large hind feet that allow the animal to walk above the snow Fisher (Physical Adaption) - Northern Weasel with large hind feet Northern Grouse (Physical Adaption) - Has feathers on its feet increasing surface area and acting as snowshoes Ruffed Grouse (Physical Adaption) - Grows snowshoes every autumn Subnivean Sp...

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 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...