Which Gymnosperms Made Their Appearance in the Triassic and Became

question 62

Multiple Choice

Which gymnosperms made their appearance in the Triassic and became very widespread?

• A) angiosperms
• B) cycads
• C) horsetail rushes
• D) seed ferns
• E) cryptosperms

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Definitions:

Central Nervous System

The complex of nerve tissues that controls the activities of the body, comprising the brain and the spinal cord.

Psychological Influence

Refers to the effect that the thoughts, feelings, and behaviors of individuals can have on each other, often studied in social psychology.

Learned Associations

Learned associations refer to connections formed between two or more stimuli or between stimuli and responses, which are developed through conditioning processes.

Intensity

The measurable amount of a property, such as force, brightness, or a magnetic field, often described in terms of its strength or concentration.