As a Botanist Working for a Field Museum,you Spend Many

question 18

Multiple Choice

As a botanist working for a field museum,you spend many hours in the field looking for new species.On a recent trip you may have discovered a new plant species.The plant is very short,and has a stem but no roots or leaves.The stem forks and has branches that have sporangia on the tips.Further analysis reveals vascular tissue.What type of plant might you have discovered?

• A)Gymnosperm
• B)Bryophyte
• C)Angiosperm
• D)Gingko
• E)Rhyniophyte

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Definitions:

Id

In Freudian psychology, the part of the mind that is the source of instinctual impulses and demands for immediate satisfaction of basic needs.

Libido

A psychological term used to describe sexual desire or drive.

Psychosexual Development

A Freudian concept outlining how personality development takes place through stages during childhood, centered around the gratification of libidinal urges.

Fixation

An obsessive focus or attachment to a person, concept, or object, often stemming from unresolved developmental conflicts.