Multiple ChoiceIn the process of ecological succession, which type of organism typically colonizes a barren area first?42views
Multiple ChoiceWhat is the evolutionary drawback of polyploidy as an alternative mechanism for maintaining chromosome numbers?432views
Multiple ChoiceWhich of the following best describes the main difference between primary and secondary succession?72views
Multiple ChoiceHow did Bernard Kettlewell determine whether certain moths survived longer than others during his studies on natural selection in peppered moths?55views
Multiple ChoiceWhich of the following is a characteristic shared by both primary and secondary succession?63views
Multiple ChoiceWhich of the following is the best description of what the greenhouse effect refers to?61views
Multiple ChoiceWhy is there a limit to the number of trophic levels that a food chain can reach?80views
Multiple ChoiceWhy is the beginning of farming considered the start of the Neolithic Revolution?67views
Multiple ChoiceDuring ecological succession, what typically happens to the average size of plants in a community over time?60views