A test has 50 questions. Each right answer is worth 2 points; each wrong answer deducts 0. 5 points; blank answers are not counted. A student got a score of 88. 5. How many answers did he leave blank?.

Adult wasps sting caterpillars and inject their eggs into the caterpillars. the larvae feed on the caterpillars, leading to the death of the caterpillars. what kind of a relationship exists between the wasps and the caterpillars? a. the adult wasps are parasites to the caterpillars. b. the caterpillars are parasites to the wasps. c. the adult wasps are commensals, and the caterpillars are hosts. d. the caterpillars are commensals, and the adult wasps are hosts.