NATURAL HISTORY BIO 1902 FINAL
EXAM QUESTIONS AND CORRECT
ANSWERS VERIFIED LATEST 2023-2024
GRADE A +
Most used tactic to hunt for this animal, hard feathers on face,
used as dish to reflect sound to the ear openings, facial disks to
capture sound. Owls are also very slow and silent flyers. -
CORRECT ANSWER >>Owls Hearing Hunting
Unequal placement on the ear openings, asymmetrical, oral
crosshairs so they can figure out where sounds are coming front,
wideness of head horizontal separation, asymmetry gives i
vertical separation of sound, accurate pinpointing of sound -
CORRECT ANSWER >>Boreal Owl
The process of using reflected sound waves to find objects; used
by animals such as bats. They can change the frequency of the
sound so that they see better. This refines the features of what it
is hunting for. - CORRECT ANSWER >>Echolocation
Olfactory sense, elongated snout, vomeronsal organ/jacobsons
orggan, flemen
Animal walks along the warm ground it leaves scent trail that is
trapped near group due to warm ground and cold air. Snakes
primarily use scent to hunt - snakes analyze scents with the
Jacobson's organ. - CORRECT ANSWER >>Smell and Hunting
,Sense organ on snake's roof of mouth which detects airborne
chemicals, use their tongue to smell their prey, tongues are forked
for direction - CORRECT ANSWER >>Jacobson's Organ
A kind of panting that better exposes the Jacobson's organ such
in foxes - CORRECT ANSWER >>Flemen
Sensation of something being in contact with the surface of the
body - CORRECT ANSWER >>Touch Tactile Sense
Have front paws loaded with sensory cells, have tactile paws,
whiskers or vibrissae - CORRECT ANSWER >>Raccoons and
Tactile Sense
Most of the brain is used to analyze the paws much greater than
other sense - CORRECT ANSWER >>Tactile Paws
Tactile sense that gives the animal a picture of whats there.
Otters have very touch-sensitive ________ for hunting. -
CORRECT ANSWER >>Whiskers, Vibrissae
modifided feathers like whiskers but on birds, whippoorwill bird -
CORRECT ANSWER >>Rictal Bristles
Have amazing tactile sense as well as long fingers, Eimers organ
and protuberances. they have incredible noses with tonnes of
sensory cells this is where the eimers organ is located in the
nose. - CORRECT ANSWER >>Star Noses and Moles
,Most of the brain is devoted to analyzing these senses, such as a
nose on moles - CORRECT ANSWER >>Protuberances
Pressure-sensitive cells found the tip of the bill of sandpipers,
ducks nails, and woodpeckers. Sensory cells to know whether or
not they have food in their beak under the sand. Woodpeckers
have __________ in the tips of their tongues to know when they
have hit food in a tree. - CORRECT ANSWER >>Herbst
Corpuscles
Sense of infared light, rattlesnakes have this, heat pit lies
between eyes can tell a minimal difference of 0.001 - CORRECT
ANSWER >>Thermal Detection
Eat animal from inside while still alive, kills animals it feeding from
inside, wasps lay eggs in caterpillar grubs eat caterpillar and they
hatch through its cacoon - CORRECT ANSWER >>Parasitoid
Live inside an animal, ticks, live outside animal, do not kill host,
ectoparasite, endoparaside - CORRECT ANSWER >>Parasites
this animal has infrared heat sensors. The heat pit on _________
lies between the eyes and the nostrils and can detect changes as
small as 0.001 degrees C. - CORRECT ANSWER
>>Rattlesnakes and temp hunting
(search and capture) Walking around until they pick up a trail of
prey.
Wolfs, wolf spiders, Tiger beetles. - CORRECT ANSWER
>>Active searching
, Waiting for prey to come to them.
Crab spider, praying mantis. - CORRECT ANSWER >>Wait and
Ambush
Some animals use traps to catch prey. Spiders build strong webs
(made of silk) to catch prey. But different spiders build webs for
different reasons (or none at all) and not all are for hunting. -
CORRECT ANSWER >>Traps
Make sticky circular webs that intercept fight of their play, flight
intercept trap, takes 20 minutes to build - CORRECT ANSWER
>>Orb Weaver
Wall of webs, knockdown strains that are not silk and falls in the
capture sheet that is sticky, a bow like web the spider will stay
undernet, the spider will then kill prey - CORRECT ANSWER
>>Sheet Web Spider (Bowl and Doily Spider)
Build webs on ground, wait for vibrations from trapped pray -
CORRECT ANSWER >>Funnel Weavers
Webs are this, attract dewdrops, attract moisture from air which
makes it attractive to dewdrops so the webs dont dry up and
become brittle, only during morning as during day it would be
visible - CORRECT ANSWER >>Hygroscopic
Silk has a tensile strength half that of steel, eleastic property,
webs can contain 6 or more types of silk, recycle silk from broken
webs - CORRECT ANSWER >>Spider Webs
