Define/Explain: $(i)$ Birth rate (ii) Endotherms

  • A
    Birth rate: Number of births per capita per unit time; Endotherms: Organisms that maintain a constant body temperature.
  • B
    Birth rate: Total population size; Endotherms: Organisms that change body temperature with the environment.
  • C
    Birth rate: Death rate per unit time; Endotherms: Organisms that live in water.
  • D
    Birth rate: Migration rate; Endotherms: Organisms that hibernate.

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