Which of the Following Statements About Lakes Is True

question 48

Multiple Choice

Which of the following statements about lakes is true?

• A)Stratified layers of lakes are characterized by vertical mixing.
• B)Stratification increases levels of dissolved oxygen, especially in the bottom layer.
• C)Lakes are more vulnerable than streams to contamination by plant nutrients, and toxic substances
• D)Lakes have more flushing than streams.
• E)Changing of water in lakes takes days to weeks.

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Definitions:

Food Reinforcement

In behavioral psychology, it is the process by which the probability of a response increases because it is followed by the presentation of food, which is a primary reinforcer.

Instinctive Behaviors

Actions or reactions that an organism is naturally inclined to perform without being taught.

Brelands

Refers to Keller and Marian Breland, psychologists who studied animal behavior and learning, emphasizing instinctual drift.

Learning Selectivity

The process by which individuals or animals selectively focus on certain stimuli while ignoring others during the learning process, influenced by various factors such as relevance and past experience.