Chemistry, 29.08.2021 21:30 Haddixhouse5273
Question 8 (0.4 points)
An ecological pyramid is sometimes used to show both the flow of matter and energy in an ecosystem. The pyramid narrows as matter and energy flow from the bottom to the top. Draw a conclusion about what this pyramid tells you about the energy in this ecosystem.
Question 8 options:
Energy stays the same. Only the number of living things change.
Energy decreases from the top to the bottom as organisms are larger in size.
Energy increases from bottom to top because the organisms get larger in size.
Energy decreases from bottom to top because some is used at each level for life processes
Question 9 (0.4 points)
Lemon Juice
Tums (antacid)
Water
Put all of the above household items in order from lowest to highest pH.
Question 9 options:
Lemon juice, water, Tums
Water, Tums, Lemon Juice
Water, Lemon Juice, Tums
Tums, water, lemon juice
Question 10 (0.4 points)
Review the desert food web above. What organism, absent in the web, would be MOST responsible for recycling organic matter back through the food web?
Question 10 options:
cougars
bacteria
sage brush
cactus plants
Answers: 2
Chemistry, 22.06.2019 03:00
About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question
Answers: 1
Chemistry, 22.06.2019 16:50
Which element is least likely to undergo a chemical reaction
Answers: 3
Chemistry, 22.06.2019 19:30
Draw the lewis structure for the trisulfur s3 molecule. be sure to include all resonance structures that satisfy the octet rule.
Answers: 3
Chemistry, 23.06.2019 00:10
In as 1°, 2°, 3°, or 4°. be to . : °b: °c: °d: ° : °b: °c: °d: ° : °b: °c: °d: °e: °f: °g: °h: ° : °b: °c: °d: °e: °f: °g: °h: °i: °
Answers: 3
Question 8 (0.4 points)
An ecological pyramid is sometimes used to show both the flow of matter an...
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