Multiple Choice
Why are there fewer organisms at the top of the food chain compared to lower trophic levels?
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1. Introduction to Biology
Natural Selection and Evolution
Back1. Introduction to Biology
Natural Selection and Evolution
- Multiple ChoiceWhich scientist is correctly matched with his contribution to evolutionary theory?80views
- Multiple ChoiceWhich of the following best distinguishes primary succession from secondary succession in ecological communities?71views
- Multiple ChoiceWhich of the following best describes the background extinction rate, and why is it currently increasing?86views
- Multiple ChoiceWhen two species reproduce at different times, the situation is called:78views
- Multiple ChoiceWhich of the following statements about deuterostomes is FALSE?105views
- Multiple ChoiceWhich of the following processes could lead to different populations of the same species evolving distinct traits when living in different environments?70views
- Multiple ChoiceWhich of the following pieces of evidence best supports the hypothesis that four-limbed animals (tetrapods) evolved from fish?80views
- Multiple ChoiceReproductive isolation occurs when:73views
- Multiple ChoiceNatural selection can be defined as ________.69views
- Multiple ChoiceWhat does comparative anatomy reveal about the relationship between different organisms?71views
- Multiple ChoiceWhich of the following would least likely be a cause of natural selection?81views
- Multiple ChoiceWhy does natural selection only act on heritable variation?432views
- Multiple ChoiceWhich of the following is an adaptation to an herbivorous diet?431views
- Multiple ChoiceHow can natural selection contribute to the process of speciation?76views