Plant Movements That Are Not Oriented Relative to the Direction

question 23

Multiple Choice

Plant movements that are not oriented relative to the direction of the stimulus are called

• A) phototropisms.
• B) nastic movements.
• C) etiolated movements.
• D) thigmotropisms.
• E) silhouette movements.

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Definitions:

Tetraploid

An organism or cell having four complete sets of chromosomes, a condition that can result from the doubling of chromosomal number.

Polyploid

An organism or cell having more than two paired (homologous) sets of chromosomes, often resulting in biological diversity or adaptation.

Abscisic Acid

A plant hormone that regulates growth and development processes, including seed dormancy and response to environmental stress.

Seed Germination

The process by which a seed begins to grow and develops into a new plant, often triggered by water absorption and temperature.