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TLS Online TPP Program

#Question id: 13180

Which of the following is responsible for the summer and winter stratification of deep temperate lakes?

#Unit 10. Ecological Principles
  1. Water is densest at 4°C
  2. Oxygen is most abundant in deeper waters.
  3. Winter ice sinks in the summer. ‘
  4. Stratification is caused by a thermocline
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TLS Online TPP Program

#Question id: 3446

#Unit 11. Evolution and Behavior

Which of the following is least related to the others?
TLS Online TPP Program

#Question id: 3447

#Unit 11. Evolution and Behavior

Which of the following does not have a coefficient of relatedness of 0.5?
TLS Online TPP Program

#Question id: 3448

#Unit 11. Evolution and Behavior

Which scientist devised a rule that predicts when natural selection should favor altruism?
TLS Online TPP Program

#Question id: 3452

#Unit 11. Evolution and Behavior

Which of the following is advantage of group living?
TLS Online TPP Program

#Question id: 3453

#Unit 11. Evolution and Behavior

The degree of genetic relatedness between the offspring and their parents is
TLS Online TPP Program

#Question id: 3454

#Unit 11. Evolution and Behavior

Altruism is favoured when rb - c > 0 where c is fitness cost to altruist, b is fitness benefit to recipient; and r is genetic relatedness. It is under negative selection when