One snapping turtle weighs 40 pounds, so 10 snapping turtles in a pond have a total weight of 400 pounds. The turtles eat largemouth bass (1 trophic level below them), and the bass in turn eat minnows (2 trophic levels below the turtles). So since only 10% of energy is passed in each trophic level, we would need:
(x lbs of minnows)(10%)(10%) = 400 lbs of snapping turtles
x = 40000 lbs of minnows (Choice C)
Answer:Polaris is directly overhead (i.e. at zenith) at the North Pole and at the horizon for an observer at the equator. The rule of thumb for the altitude of Polaris is that the altitude of Polaris equals your latitude on Earth.
Explanation:Polaris is directly overhead (i.e. at zenith) at the North Pole and at the horizon for an observer at the equator. The rule of thumb for the altitude of Polaris is that the altitude of Polaris equals your latitude on Earth.
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6. A because carbs provide 50% energy and lipids 20% (rest from protein)
7. A e.g. Muscle cell for movement and blood cell for oxygen transport
8. C
