Exam 47: Animal Behaviour

The presence of which hormone results in the production of more neurons in the higher vocal centre of the brains of male zebra finches but NOT in the brains of female zebra finches?

Categorize the following learning examples as either classical or operant conditioning. -A student receives a merit scholarship for good grades and is motivated to work even harder.

It will someday become possible to screen people for genes that can influence their behaviour. As scientists, we must consider the ethical implications of our work. What ethical issues may arise as a result of such screening?

In an experiment on way-finding, Indigo Buntings were housed in outdoor cages with blotting paper walls and inkpads on the floors. Which of the following facts demonstrated to researchers that the Indigo Bunting uses the positions of stars to orient its migration?

Match each term with its definition. -sexual selection

Suppose that a subordinate animal in a dominance hierarchy has limited access to food and mates. Why would it remain in a social group in which it was dominated?

Briefly explain some of the advantages and disadvantages of living in social groups.

What is a proximate cause of the noncombative behaviour of male African cichlids that do NOT hold territories?

Describe three examples of different animal behaviours.

Which of the following animals are migratory?

Males and females often differ in their reproductive strategies. What is the male strategy compared to the female strategy?

Match each term with its definition. -operant conditioning

Classify each example as one of the three behaviours. The behaviours may be used more than once. -A man stops his car on a deserted road to aid a stranded motorist he does not know.

Match each term with its definition. -dominance hierarchies

Younger honeybees have higher levels of juvenile hormone.

Classify each example as one of the three behaviours. The behaviours may be used more than once. -A young woman delays marriage to help her mother raise her many younger brothers and sisters.

-In the figure, which graph represents the age span of worker bees primarily occupied by foraging?

Which term refers to instinctive behaviours that are performed in exactly the same way every time they are triggered?

The following passages contain novel information describing real animal and human behaviours. Use the choices to classify the type of learning exemplified by each passage. A learning type may be used once, more than once, or not at all. -Without training, an octopus lifts the lid off its aquarium tank, climbs out, and enters a nearby tank. It eats a fish there and climbs out, replacing the tank lid. It then returns to its own tank, closing its own aquarium lid after itself.

The ZENK gene in the finch brain is activated by tactile stimuli.