Compare and contrast food webs and food chains. a pyramid of energy has 100 units of energy available for the first trophic level. how many units would be available for the primary consumers? how did you calculate this? in the following food chain, which part contains the most biomass? green plants → rabbits → owls what happens to the energy that a rabbit uses for staying warm and running from predators?
Answers: 3
Biology, 22.06.2019 01:00, saggirl1209
The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity
Answers: 1
Biology, 22.06.2019 09:10, ballin4534
Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 2. (a) one fin is spiny, the other is smooth ® 3 (b) one fin is not spiny or smooth ® 4 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 7. (a) tail is asymmetrical ® 8 (b) tail is symmetrical ® 9 10. (a) scales are small ® trout (b) scales are large ® whitefish what is the next step to complete to identify a fish that has a single dorsal fin, no fin on the back near the tail, and no barbs near the mouth? step 2 step 5 step 7 step 10
Answers: 2
Compare and contrast food webs and food chains. a pyramid of energy has 100 units of energy availabl...
Mathematics, 24.03.2021 18:40
Mathematics, 24.03.2021 18:40
Mathematics, 24.03.2021 18:40
Mathematics, 24.03.2021 18:40
Mathematics, 24.03.2021 18:40
Mathematics, 24.03.2021 18:40
Mathematics, 24.03.2021 18:40