Biology, 23.03.2021 23:40 kaysayfam747
Which of the following is an accurate statement about ecosystems?
A) There is a continuous process by which energy is lost as heat, and chemical
elements leave the ecosystem through runoff.
B) Energy is recycled through the trophic structure.
C) Chemicals are recycled between the biotic and abiotic sectors, whereas energy
makes a one-way trip through the food web and is eventually dissipated as heat.
D)A food web shows that all trophic levels may feed off each other.
E) Energy is usually captured from sunlight by primary producers, passed to secondary consumers in the form of organic compounds and lost to detrivoresIn in the form of heat.
Answers: 3
Biology, 22.06.2019 00:30
Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen
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Biology, 22.06.2019 04:00
Explain why the plants cortex would serve as the best food source for animals
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Biology, 22.06.2019 11:10
Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water.b. they use chlorophyll and oxygen to make carbon dioxide and water.c. they use sunlight, water, and carbon dioxide to make sugars.d. they use sunlight, water, and oxygen to make chlorophyll.
Answers: 1
Biology, 22.06.2019 13:40
1. -define adaptation2 explain darwin's theories of descent with modification and natural selection in detail3. -explain how each of these provides evidence for evolution: a. -fossil record, including superposition and transitional fossilsb-anatomy, including homologous structuresc-biological molecules, including dna and proteins4. -explain the difference between convergent and divergent evolution.5. -define and give three examples of artificial selection6. -define and give one example of coevolution.7. -explain biodiversity and how it benefits humans.8. -explain a type of population lest affected by environmental change.
Answers: 3
Which of the following is an accurate statement about ecosystems?
A) There is a continuous process...
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