Campbell Biology Chapter 2 Practice Questions and Answers | 100% Pass
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Course
Campbell Biology
Institution
Campbell Biology
Campbell Biology Chapter 2 Practice
Questions and Answers | 100% Pass
About 25 of the 92 natural elements are known to be essential to life. Which four of
these 25 elements make up approximately 96% of living matter? - Answer️️ -carbon,
hydrogen, nitrogen, oxygen
Trace elements are those r...
Campbell Biology Chapter 2 Practice
Questions and Answers | 100% Pass
About 25 of the 92 natural elements are known to be essential to life. Which four of
these 25 elements make up approximately 96% of living matter? - Answer✔️✔️-carbon,
hydrogen, nitrogen, oxygen
Trace elements are those required by an organism in only minute quantities. Which of
the following is a trace element that is required by humans and other vertebrates, but
not by other organisms such as bacteria or plants? - Answer✔️✔️-iodine
Which of the following statements is false?
1.Carbon, hydrogen, oxygen, and nitrogen are the most abundant elements of living
matter
2. some trace elements are very abundant on Earth
3. virtually all organisms require the same elements in the same quantities
4. iron is an example of an element needed y all organisms
5. other than some trace elements, animals are mostly made up of the same elements
as plants, in similar proportions - Answer✔️✔️-virtually all organisms require the same
elements in the same quantities
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