Answer Happy

Q6 Identifying Alternative Hypotheses 2 4 Points Observation: Red crossbills are finches (a group of small songbirds) with a diet specialized on the seeds of conifer trees such as pines and spruces. They used their specially crossed bill tips to help them extract conifer seeds from the cones. They are very picky about which cones they attack. Question: Why do red crossbills prefer to attack the particular cones that they do? Hypothesis: They learn from their parents which types of cones to prefer. Examine the following statements and indicate which are alternatives to the above hypothesis and which are not alternatives Q6.1 They get more calories per unit effort by attacking the types of cones that they prefer. 1 Point Alternative Hypothesis O Non-Alternative Hypothesis Q6.2 They are stimulated to attack cones that display small gaps between the cone scales. 1 Point Alternative Hypothesis Non-Alternative Hypothesis

Q6.3 They have an innate preference for particular cone types. 1 Point O Alternative Hypothesis O Non-Alternative Hypothesis Q6.4 The cones they prefer have higher content of specific important dietary nutrients in them. 1 Point O Alternative Hypothesis Non-Alternative Hypothesis