Why does the pyramid get narrower at each higher level?, environmental science homework help

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i need help with this very simple work sheet

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Graded Assignment Name: SCI010: Environmental Science | Unit 2 | Lesson 20: Unit Test Date: Graded Assignment Unit Test, Part 2 Answer each question, using complete sentences. When you have finished, submit this assignment to your teacher by the due date for full credit. (9 points) 1. Look at the illustration of a trophic level pyramid. For each trophic level, write one or two sentences explaining the role of that type of organism. You should include those organisms that fall outside the normal pyramid. Give an example of each type of organism.Your examples do not have to belong to the same food chain in real life. Why does the pyramid get narrower at each higher level? Score Answer: © 2010 K12 Inc. All rights reserved. Copying or distributing without K12’s written consent is prohibited. Page 1 of 2 Graded Assignment SCI010: Environmental Science | Unit 2 | Lesson 20: Unit Test (8 points) 2. What is an environmental sphere or earth system sphere? Name the earth’s five major environmental spheres and state the defining characteristics of each. Give one example of a way in which two or more earth system spheres interact. Score Answer: (8 points) 3. What is biogeochemical cycling? For each of the following five cycles, state two processes in which matter changes its form: carbon, phosphorus, nitrogen, oxygen, and sulfur. Score Answer: Your Score © 2010 K12 Inc. All rights reserved. Copying or distributing without K12’s written consent is prohibited. ___ of 25 Page 2 of 2
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Hello I will Upload the answers only, because of the plagiarism concern, but if you need the paper with questions and answers let me know, or i will attach both copies.the first copy is the Answers only.

Graded Assignment

Name:

SCI010: Environmental Science | Unit 2 | Lesson 20: Unit Test

Date:

Graded Assignment
Unit Test, Part 2
1. Answer:
Producers: in the tropic level producers are responsible for the source of all the energy in the food
chains, these include plants, which absorb light from the sun to make their food through the process of
photosynthesis. Plants are therefore known to be the primary producers (autotrophs).
Primary consumer: these are the organism responsible plants consumption, they are usually herbivores.
Examples include insects, sheep, caterpillars and even cows.
Secondary consumers: secondary consumer...


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