Introductory Biology II Name:___________________________________________________
Final Exam
Spring, 2012 G-number________________________________________________
Instructions: There are 65 questions. You may consider 5 of them as extra credit. Write down the best answer for
each one. Please make sure that you fill out your scantron correctly. In case of discrepancy, the answer on the
scantron will be considered your answer. When you're finished, please hand in your scantron. You may keep the
exam. Good luck!
Material covered by exam I:
c___1) Blood is what kind of tissue type?
a) muscle b) epithelial c) connective d) nervous e) vascular
b___2) Touching another surface transmits heat by:
a) convection b) conduction c) evaporation d) radiation e) insulation
b___3) Humans are:
a) ectothermic and homeothermic b) endothermic and homeothermic
c) ectothermic and poikilothermic d) endothermic and poikilothermic
a___4) An example of a bulk feeder:
a) human b) mosquito c) caterpillar d) blue whale
a___5) In the short term, excess energy in the body is stored as:
a) glycogen b) starch c) fat d) protein e) carbohydrates
a___6) True of false: amylase is released in the oral cavity and helps break down starch:
a) True b) False
d___7) The stomach wall releases (careful!):
a) amylase b) nucleases c) pepsin d) pepsinogen e) lipase
a___8) A muscle that controls the entry of (partially) digested food into the duodenum:
a) pyloric sphincter b) cardiac sphincter c) esophageal sphincter d) diaphragm
e___9) An example of an animal that breathes only through its skin:
a) human b) fish c) insect d) bird e) salamander
a___10) Frogs have:
a) positive pressure breathing b) negative pressure breathing c) neutral pressure breathing
d___11) If you smoke, on average you will die about how many years earlier as a person who does not
smoke?
a) 2 b) 5 c) 10 d) 14
e___12) Smoking can cause all of the following except:
a) lung cancer b) premature wrinkling c) emphysema
d) increased blood pressure & bad cholesterol e) there are no exceptions on this list
d___13) Each year, about how many people die as a result of smoking in the U.S.
a) 1,000 b) 10,000 c) 100,000 d) 440,000
a___14) The single biggest cause of preventable deaths in the United States is:
a) smoking
d___15) In the fetus, most of the blood leaving the right ventricle goes to the:
a) lungs b) left atrium c) left ventricle d) aorta/body e) right atrium
Material covered by exam II:
c___16) Thrombin:
a) turns Prothrombin into Postthrombin b) turns fibrin into fibrinogen
c) turns fibrinogen into fibrin d) causes platelets to become sticky
a___17) True or false: interferon can cure the common cold:
a) True b) False
d___18) Proteins and carbohydrates on the surface of a pathogen such as a bacteria are often seen as:
a) antibodies b) interferon c) B-cells d) antigens e) T-cells
d___19) Perforin is usually released by:
a) B-cells b) mast cells c) Q-cells d) cytotoxic T-cells e) red blood cells
e___20) Antibodies can do all of the following except:
a) coat viruses or bacteria b) hook bacteria or viruses together
c) act as signals for complement proteins d) precipitate out toxins (antigens).
e) destroy bacteria by engulfing them.
a___21) The proximal tubule:
a) can be used to reabsorb nutrients b) sets up the salt concentration gradient in the kidney
c) returns potassium to the nephron by means of osmosis d) is surrounded by Bowman's capsule
e) regulates the permeability of the collecting duct(s)
b___22) The permeability of the collecting duct is controlled by:
a) ACTH b) ADH c) FSH d) estrogen e) LH
d___23) Causes contractions of the uterus:
a) FSH b) LH c) prolactin d) oxytocin
a___24) Oviparous describes an animal that:
a) lays eggs b) has live birth c) does not reproduce
d) has asexual reproduction e) none of the above
d___25) Under normal circumstances, a fertilized egg will implant in the:
a) ovidcuts b) cervix c) ovaries d) uterus
b___26) Estrogen is produced by the:
a) testes b) corpus luteum c) posterior pituitary d) pancreas
b___27) The nerves in your hands are part of the:
a) CNS b) PNS c) impossible to tell
a___28) At rest, a neuron has more K+ ions:
a) inside the cell b) outside the cell
b___29) Neurotransmitters are found in:
a) electrical synapses b) chemical synapses c) none of the above
c___30) A really, really, bad thing to give to an elephant:
a) morphine b) caffeine c) LSD d) water e) serotonin
Material covered by exam III:
d___31) Hearing is a:
a) thermoreceptor b) chemoreceptor c) electromagnetic receptor d) mechanoreceptor
e) pain receptor
d___32) Used to dampen (absorb) vibrations in the inner ear:
a) hammer b) anvil c) stirrup d) round window e) oval window
d___33) The whites of your eyes are made up of the:
a) retina b) cornea c) choroid d) sclera e) iris
c___34) In humans, this is black and used to absorb excess light:
a) retina b) cornea c) choroid d) sclera e) iris
c___35) Example of an animal that can “see” ultraviolet radiation:
a) pit vipers b) humans c) insects d) bats e) sharks
e___36) When an action potential arrives from a nerve, the sarcoplasmic reticulum releases:
a) Na+ b) K+ c) Cl- d) Mg++ e) Ca++
b___37) Most of the muscles in humans are composed of:
a) fast fibers b) slow fibers c) medium fibers d) painfully slow fibers
d___38) Found between the pia mater and the dura mater (pick best answer):
a) spinal cord b) thalamus c) sensory nerves d) arachnoid membrane
e___39) Coordinates information coming from different parts of the body and sends it to the correct
spot on the cortex:
a) medulla b) pons c) hippocampus d) coropus callosum e) thalamus
c___40) If you do well on this exam, you have successfully put a lot of (trivial?) facts into your:
a) immediate memories b) short term memories c) long term memories
b___41) Oak trees are:
a) bryophytes b) gymnosperms c) angiosperms d) a & b e) a & c
a___42 Xylem transports:
a) water up the plant b) nutrients around the plant c) none of the above
b___ 43) Logistic growth describes:
a) a population that grows without limits b) a population that is limited by k
b___44) Squirrels, which die equally at any age, have what kind of survivorship curve?
a) I b) II c) III d) IV
c___45) An example of an r-selected species:
a) Elephants b) Humans c) Roaches
New material:
a___46) True or false: the overall human population of the planet is growing:
a) True b) False
c___47) Currently, the human population of the planet is about:
a) 1 million b) 2 billion c) 7 billion d) 29 trillion e) 5 quadrillion
a___48) True or false: each person in the United States uses far more resources than each person in India:
a) True b) False
d___49) A country with a very fast doubling time:
a) Russia b) Italy c) United States d) Afghanistan
a___50) True or false: despite implementing a 1 child/family policy in 1978, China's population is still growing:
a) True b) False
a___51) True or false: two species in the same place can not coexist if they are competing for the same resources:
a) True b) False
b___52) True or false: predation always decreases the diversity of a community:
a) True b) False
d___53) An example of a mutualistic relationship:
a) lion-zebra b) sea urchin-kelp c) tapeworm-human d) ant-acacia
d___54) A relationship in which one member gets a benefit and the other is not affected:
a) predation b) competition c) mutualism d) commensalism
c___55) Fire is vital for the survival of some of these trees:
a) oak b) maple c) pine d) beech
d___56) The process of going from bare soil back to forest (say around here) is termed:
a) regression b) supplementation c) osmosis d) succession
b___57) A carnivore that eats herbivores is (in ecological terms) a:
a) primary consumer b) secondary consumer c) tertiary consumer d) producer
a___58) Ayers rock in Australia represents what kind of reason to conserver?
a) spiritual b) economic c) ecological d) other
b___59) Urbanization is what kind of threat to conservation?
a) overexploitation b) habitat destruction c) environmental factor
a___60) True or false: desertification is particularly bad in sub-Saharan Africa:
a) True b) False
c___61) A fish that was overfished and caused the loss of over 40,000 jobs in New England and Canada:
a) Salmon b) Tuna c) Cod d) Sardines e) Gold fish
c___62) Baby turtles often walk the wrong way after hatching due to:
a) water pollution b) air pollution c) light pollution d) pesticides
d___63) The main reason many birds of prey (hawks & eagles) were endangered is due to:
a) carbon dioxide b) ozone c) acid rain d) DDT e) noise pollution
d___64) The most important thing we can do to preserve an animal:
a) legislate protection b) set up a reserve c) control predators d) study the animal
d___65) The Athi Plains are found on the south side of the:
a) Serengeti b) Everglades c) Yellowstone d) Nairobi National Park
Reminders:
Please put your name and G-number on the scantron before you hand it in.
You may keep your exam.
Your score on the final should be available on blackboard by Friday (tomorrow) afternoon.
Final grades will be available only through the patriotweb system.
I hope you didn't find today too awful. Have a great summer!