Using the African Savannah food web below, describe what would happen to various animals and plants if Impala were hunted to extinction? Remember to consider how various levels might be helped, harmed, or unaffected. Must explain impact on at least two different trophic levels. African Grassland Food Web Cheetah Leopa Lien Hunting dog Giafle Impala Babeon Wildebeest Acacia Grames Termites Zebra

Using the African Savannah food web below, describe what would happen to various animals and plants if Impala were hunted to extinction? Remember to consider how various levels might be helped, harmed, or unaffected. Must explain impact on at least two different trophic levels. African Grassland Food Web Cheetah Leopa Lien Hunting dog Giafle Impala Babeon Wildebeest Acacia Grames Termites Zebra

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter42: Ecosystems

Section: Chapter Questions

Problem 3SA: Organisms at the first trophic level ________. a. capture energy from a nonliving source b. are...

See similar textbooks

Similar questions

At which trophic level would you expect to find the highest concentration of a biomagnifying toxin? O primary producer herbivore mesopredator top carnivore primary consumer
Organisms at the first trophic level ________. a. capture energy from a nonliving source b. are eaten by organisms at lower trophic levels c. are shown at the top of an energy pyramid d. are consumers
5. Use Models Choose one of the food chains shown within the food web in Figure 4-3. Write a paragraph describing the feeding relationships among the organisms in the food chain. Hint: Use the terms producers, consumers, and decomposers in your description. NOTEBOOK
1. Examine the food webs for Lake Victoria, East Africa (fig 31.2 a,b) before and after the introduction of the Nile perch (Leveque 1995). Calculate the mean food chain length, percent of trophic groups at various levels, and connectance for each food web. Oreochromis Insectivorous Fish Chironomids Chaoborous Man Piscivorous Fish Zooplanktivorous Haplochromines Rastrineobola Zooplankton Detritus/Phytoplankton Lake Victoria in the 1970s Detritivorous Phytoplanktivorous Haplochromines Figure 31.2. (a) Food web structure of Lake Victoria before introduction of the Nile Perch. [continued on next page) Molluscivorous Fish Molluscs
Explain the effects on the ecosystem if Wood rat were removed. Provide both positive (if any) and negative impacts on the ecosystem. Be sure and include as many of the following terms in your writing as possible: autotroph, heterotroph, producer, primary consumer, secondary consumer, tertiary consumer, carnivore, omnivore, herbivore, energy, population, increase, and decrease.
The following is NOT true about trophic levels Animals capable of feeding at many trophic levels will be able to survive if portions of their food supply are decreased or eliminated Secondary consumers belong to the third trophic level Primary consumers belong to the first trophic level Each stage through which energy travels is called a trophic level
3796/variants/609314/take/8/ Refer to the food web at the top of the page. Which organism occupies trophic level 2? Food Web Wolf Cat Mountain Lion Whiptail Ringtail Eagle Pine Marten Jackrabbit Rat Frog Butterfly Squirrel Deer Nuthatch All Changes Saved swered
A Food Web om Eage Pythan Wolf Rat Dragonfly Thrush Frog Butterfly Fruit Fly Grasshopper Mangoes Corn A Flowering Plant Lavenders Look at the food web above to answer the following questions. 1. Which organisms are the producers in this food web? 2. Which organism is an example of a primary consumer? 3. Which organism is an example of a tertiary consumer?
ctional What proportion of energy stored at one trophic level ends up being LOST as it moves to the next trophic level? O 10% O 25% O 50% O 75% O 90%
foot oud de wels When top-down control occurs within an intertidal zone along the rocky coastline of the Pacific Ocean, which of the following species controls the abundance of other species, because of its keystone species influence? Mark only one oval. Food webs are typically arranged into trophic levels with which of the following? Mark only one oval. OA) primary producers at the bottom, carnivores in the middle, and herbivores at the 0 0 0 0 top. top. top, A) kelp B) mussels C) barnacles D) starfish E) Spartina grasses top. B) herbivores at the bottom, carnivores in the middle, and primary producers at the C) carnivores at the bottom, herbivores in the middle, and primary producers at the D) primary producers at the bottom, herbivores in the middle, and carnivores at the Removal of sea otters from a Pacific Ocean system results in a massive increase in sea urchins and subsequent loss of kelp beds. This is an example of which of the following? Mark only one oval. A) a trophic…
Below is a diagram of a complex food web. Match the removal of an individual species with the result in the food web. Mackerel Tuna Krill Seal Herring Seals are hunted to local extinction in this community Phytoplankton populations crash because an herbicide leaked into the water The dogfish population is decimated by a disease Dogfish Plankton [Choose ] [Choose ] Cod [Choose ] Scallop > >
Consider a trophiccascade with 4 levels: 1) predatory fish that consume planktivorous fish, 2) planktivorous fish that consume zooplankton,3) herbivorous zoplankton that consume phytoplankton, and 4) phytoplankton. True or False: A reduction in predatory fish will increase the level of phytoplankton. True False