BIOL 1902 Midterm Exam Questions and Answers 2024

Skunks are black and white because this colour pattern makes them better camouflaged for night activity. - T Flocking in birds offers this benefit: Select one: a. birds never get lonely b. birds do not get lost c. flocks are able to find food more easily d. a flock provides more eyes to watch for danger and lessens the odds of being caught for each bird in the flock - d American Bitterns have streaks down their breast because the stripes: a. are a type of masquerade b. allow a bittern to hide in cattail marshes c. make the bittern look larger (taller) than it really is d. make bitterns blend into a forest with vertical tree trunks e. are disruptive patterns for camouflage Incorrect - allow a bittern to hide in cattail marshes Chipping Sparrows have a black line through the eye and a white stripe above it. These marks are called: - disruptive patterns if you see a caterpillar covered in yellow and red spines, you would suspect that it: - background matching When Underwing Moths open their wings, this happens - bright patterns startle a predator Giant Swallowtail caterpillars use masquerade as their first defence - T Monarch butterfly caterpillars are not good to eat because they contain cardiac glycosides (terpenoids). They get these by eating milkweed leaves. The way they acquire the toxins is known as - sequestering