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Unit 4: Foraging, Reproduction
foraging reproduction
21
Agriculture
Undergraduate 2
04/21/2016

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Cards

Term
At what age do workers become foragers?
Definition
3 weeks
Term
How long does a forager live?
Definition
1-2 weeks after start of foraging (28-25 days total)
Term
How do bees find flowers?
Definition
scouting
recruited by dancing scouts
Term
What information do bee dances convey?
Definition
distance & direction of nectar source
quality of the source
Term
What is flower fidelity?
Definition
bees will tend to forage on a specific species during a foraging trip, and will return during subsequent trips
Term
What determines whether bees will collect more pollen or nectar?
Definition
hive requirements

time of day (more pollen available early morning-early afternoon)
Term
What are the major sugars in nectar? Which are most attractive to bees?
Definition
sucrose*
glucose*
fructose
Term
What factors affect nectar secretion?
Definition
soil moisture
solar radiation
Term
How much nectar can a bee carry?
Definition
30-70mg
Term
What is trophallaxis?
Definition
passing nectar (or food) to other bees through regurigation
Term
Pollen is produced by organs called _____
Definition
anthers
Term
What are pollen receptacles called
Definition
stigmas
Term
How much pollen can a bee carry?
Definition
20mg
Term
What is bee bread?
Definition
stored pollen
-pollen + honey + saliva
Term
How do bees transport water?
Definition
in their honey stomachs
Term
True or False

Hives will rear far more males than females in the spring
Definition
true
Term
What does queen substance do
Definition
-prevent rearing of new queens
-prevent development of workers' ovaries
-attract drones
-stimulate foraging
Term
What happens if workers do not receive queen substance daily?
Definition
they will start building queen cells
Term
What are congregation areas?
Definition
where mating typically occurs
Term
How long does semen stored in the spermetheca remain viable?
Definition
several years
Term
How does a queen fertilize eggs?
Definition
opens spermethecal valvue, releasing a few sperm cells to fertilize the egg before laying it
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