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HONEYBEE BIOLOGY 1 00%EXAM VE WITRIFIEH CDOMPLETE!! SOLUTIONS
T/F: Currently, the most promising form of biological control against mites may be in theform of bacteria. - ANSWER False
T/F: Miticides are synthetic and natural chemical compounds which specifically targetmites without causing apparent harm to the honey bee or hive - ANSWER True
In the years 2007 through 2012, which year showed the highest percentage ofwinter-loss nationally? a. b. c.2008d.2007 - ANSWER C
Of the three parasitic honey bee mites, which ones pose the greatest problem tobeekeepers in North America? a.tracheal mites and Tropilaelapsb.tracheal mites and varroa mites c.tracheal mites, varrora mites and Tropilaelaps d.varroa mites and Tropilaelaps - ANSWER A Subtle, non-specific indicators of a possible tracheal mite infection include all of thefollowing except what? a.decreased bee population within hive b.K-wing adults c.weak bees crawling in front of the hive
d.normally folded wings - ANSWER D T/F:The tracheal mite, in particular, led Canada to close its borders to package beesfrom the United States - ANSWER False
T/F:Varroa mites pose a double threat because they are not only a pest, but they are avector for pathogens, primarily viruses - ANSWER True
T/F:Varroa mites prefer worker brood over drone brood, because female mites have alonger period of time to produce more daughter mites during the capping stage of bee development. - ANSWER False Which is considered the best approach for keeping tracheal mite populations low? a.essential oil treatmentsb.Menthol oil extract c.resistant or hygienic bees d.Formic acid gel packs - ANSWER C Which of the following are specifically noted as "non-destruct" methods for varroa mitesampling? (multiple) a.Sticky Board Sampling b.Sugar Shake Samplingc.Soapy Water/Alcohol Sampling d.Ether Roll Sampling - ANSWER A&B T/F:American foulbrood (AFB) is caused by the bacterium Paenibacillus larvae -ANSWER True
Beekeepers should make specific and intentional inspections during ________ and_________ to confirm that their colony is in good health
d.Dead brood smells like a dirty sock. e.Dead brood is usually young, unsealed larvae. f.Scale head is prominently curled up and does not adhere tightly to cell wall. Texture isrough and brittle. - ANSWER A, B, C and F
Which of the following are characteristic of American foulbrood (AFB)? (Check all thatapply.) a.dead brood is dull white in color, becoming light brown, coffee brown to dark brown,or almost black b.dead brood is soft, becoming sticky to ropy c.dead brood is typically young, unsealed larvae; occasionally olderd.dead brood smells like a dirty sock e.sealed brood is discolored, sunken, or has punctured cappings f.scale head is prominently curled up and does not adhere tightly to cell wall and has arough, brittle texture - ANSWER A, B, D, and E
Which of the following is not an indicator of nosema, the most serious of adult diseases.a.bees abandoning the brood b.passive behaviorc.crawling, disoriented bees d.K-wing adults - ANSWER B Which of the following is not characteristic of the wax moth? a.thrive in warmer regions b.damages honey by tunneling under honey-filled cellsc.caterpiller of moth feeds on beeswax combs d.wax moths kill colonies - ANSWER D Which of the following reasons does not support that fact that American fouldbrood
(AFB) is the most serious brood disease? a.honey extracted from AFB-infested colonies is safe for human consumption b.it forms a spore-stage making non-specific treatments ineffectivec.spores found in used beekeeping equipment may remain viable for many decades d.feeding honey from unknown origins may infect new colonies - ANSWER A Who is considered the first line of defense in preventing diseases within a colony? a.the workersb.the beekeeper c.government apiary inspectors d.the queen - ANSWER B T/F:To determine if a colony has tracheal mite infestation it is necessary to sample anddissect adult bees to closely examine the tracheae of the prothorax. - ANSWER True
T/F:Tracheal mite populations vary seasonally. When colonies are populous andresources are abundant, the infestation level is lower. - ANSWER True
Varroa mites can differentiate and prefer ________ to ______ brood, probably using broodpheromones to find the preferred brood host. a.Worker; drone b.Queen; worker c.Worker; queend.Drone; worker - ANSWER D
T/F:Varroa mites are not a serious pest on Apis cerana, its original host. -True ANSWER
The most serious brood disease for beekeepers world-wide is _____________.
pesticides/miticides, beekeeper applied pesticides/miticides Cold snaps - ANSWER tropical animals so this disrupts life cycle unprepared colony Parasites - ANSWER mites, fungus, bacterial and viruses Successful beekeepers -health of colonies ANSWER looks for parasites, disease, starvation and true
Behavers - ANSWER ignore true health of colony Component of alarm pheromones: - ANSWER IPA Is color of queen bee a reliable status indicator - ANSWER No Two facts observed and have significant: -traversable internal surface ANSWER sufficient illumination and
Two significant behaviors used to determine colony determination: -of abdomen and stinging ANSWER flexion
T/F: main conclusion is the IAPV virus manipulates host nurse behavior by increasinginteraction with larvae - ANSWER True
Two effects of neonicotinoid have on hive health - ANSWER Nectar and pollen T/F: Summer bees are better than winter bees at distinguishing different pollen typesand learning due to slight different physiology and more foraging experience - ANSWER True
T/F: Honeybees can different between pollen types - ANSWER False Which is not an example of a personality difference in individual bees -vs. sad ANSWER Happy
Which is following resulted in an increased retinue response in maternally exposedworkers? - ANSWER Pyriproxyfen
T/F: The switch from carnivorous wasp to a strictly vegan bee can be reasonably firmedto the arrival and diversification of the flowering plant - ANSWER True
Which of following is not one of pesticide treatment groups that queens reared in thisstudy? - ANSWER Imidacloprid
Which class of agrochemical is thiamethoxam? - ANSWER Neonicotinoid What is mechanism of action of thiamethoxam? -agonist ANSWER Acts as an acetylcholine
What is best way for a beekeeper to encourage their bees to form the propolis lining innatural beehives? - ANSWER Create ridges and crevasses in the walls of the managed hive One property of honey that made it commonly used in the admin of medicine in ancientegypt - ANSWER acted as binder for other ingredients and made medicine more palatable Name the two things in how IAPV can be spread in bees -contact and trophallaxis ANSWER interindividual
