Sandra was quite overwhelmed by her final exam. Many of the test questions were difficult to answer, and she felt like she would not be able to complete the exam. What would you suggest Sandra do? a. Sandra should guess answer “C” on all of the questions, because teachers use answer “C” as the correct answer most often. c. Sandra should leave the questions she is unsure about blank because unmarked questions are never counted wrong. b. Sandra should answer the questions in numerical order so that she does not skip any. It will not matter if she doesn’t finish in time. d. Sandra should answer the easy questions first. Then she should go back and reevaluate the more difficult question. Please select the best answer from the choices provided A B C D

List two new traits (structural or behavioral) that each new species of rat might demonstrate as it adapts to the conditions on two of the four islands. choose only two islands that are described in the lesson. record the island latter and the major habitat feature of the island. then list two new traits each rat subspecies might demonstrate in order to survive the habitat on that island. note: new traits should be unique to that island and be in response to that island’s habitat feature. i cannot remember islands that were names in the lesson so only answer if you have done the lesson (5.13 life science 7b) choose 2 of the islands and describe a structural and a behavioral trait for a rat on each island so 4 total answers, 2 different structurals and 2 different behaviorals, one for each rat for each island

What makes the results of a scientific experiment accurate? a) having multiple trials b) lacking any supporting data c) working in a lab d) using a hypothesis that is always true

An ecologist is studying the effects that a population of predators is having on a population of a prey. he used data from the field to produce this graph. which conclusion can draw from the graph?