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Ecology: Law of Tolerance

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Questions and Answers

What is the primary factor that determines an organism's success according to the Law of Tolerance?

The range of physical variables it can tolerate (correct)

The complexity of the organism's habitat

The intensity of stress it can respond to

The density of its population

What happens to the tolerance limits for other factors when an organism is not in optimal conditions for one factor?

They remain the same

They increase

They are reduced (correct)

They are eliminated

What is the relationship between ontogenetic age and pressure tolerance in the Lithodes maja?

As ontogenetic age increases, pressure tolerance decreases (correct)

As ontogenetic age increases, pressure tolerance remains the same

Pressure tolerance is not affected by ontogenetic age

As ontogenetic age increases, pressure tolerance also increases

What is the main objective of an organism's stress response?

To maintain equilibrium Signup and view all the answers

What is the characteristic of an organism's response to a range of physical variables according to the Law of Tolerance?

A distorted bell-shaped curve Signup and view all the answers

What is the term for the tendency towards a relatively stable equilibrium among interdependent elements?

Homeostasis Signup and view all the answers

What is the primary reason for the distortion of the bell-shaped curve in the Law of Tolerance?

Increase in environmental factors Signup and view all the answers

What is the characteristic of the stress response in organisms?

A response to increasing stress intensity Signup and view all the answers

What is the relationship between the complexity of an organism and its tolerance range?

Increased complexity results in a narrower tolerance range Signup and view all the answers

What is the significance of the Lithodes maja's ability to increase gene expression under stress?

It is a sign of stress tolerance Signup and view all the answers

What is the term for the phenomenon where an organism's condition becomes worse?

Pejus Signup and view all the answers

What is the significance of the pressure tolerance study on larval stages of organisms?

It shows that larval stages are more tolerant to pressure Signup and view all the answers

What is the primary role of homeostasis in organisms?

To maintain a stable equilibrium among interdependent elements Signup and view all the answers

What is the relationship between the depth of an organism's habitat and its pressure tolerance?

Organisms in deeper habitats are more tolerant to pressure Signup and view all the answers

What is the characteristic of an organism's response to environmental variables?

A bell-shaped response to environmental variables Signup and view all the answers

What is the significance of the Law of Tolerance in understanding the distribution of animals?

It explains why some animals are restricted to specific habitats Signup and view all the answers