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Plant Response Exam One
First Exam for Plant Response
11
Biology
Undergraduate 3
02/21/2012

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Term
Growth
Definition
Increase in dry weight of plant
Term
Development
Definition
Change in the size and or # of cells and organs in a plant
Term
Stresses
Definition
Circumstances that limit plant survival, growth, development, or reproduction
Term
Reproductive Success Depends On
Definition
Ability of plant to obtain resources and protect itself from harsh environment
Term
Stress Factor
Definition
The stimulus causing the stress (the cause)
Term
Stress Effects
Definition
The conditions within the plant caused by the stress (the effect)
Term
Acclimation to Stress
Definition
Plant responses that improve the chances of surviving future suboptimal environmental conditions
Term
Hardening
Definition
the process of acclimating to stress
Term
Different forms of stress resistance
Definition
Stress avoidance, stress tolerance, escape, postponement
Term
Elastic/Plastic Responses
Definition
Elastic (reversible) Plastic (non reversible)
Term
Most strict definition of stress
Definition
Any condition producing 10% or more reduction in growth rate
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