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What are the four elements that make up the bulk of living matter and list several trace elements?
Wiki User
∙ 15y ago
Oxygen 64.6 grams / 100 gram body weight
Carbon 18.0 g / 100 g
Hydrogen 10.0 g / 100 g
Nitrogen 3.1 g / 100 g
Calcium 1.9 g / 100 g
Phosphorous 1.1 g/ 100 g.
Source: "Chemistry in Context" 5th Ed McGraw Hill, page 488
Trace elements (minerals)
Chromium, manganese, cobalt, nickel, arsenic, selenium, iodine...
(page 510)
Wiki User
∙ 15y ago
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Nutrients that living things need in small amounts are?
they are called trace elements
Many trace elements are important parts of?
Trace elements are needed by the body to keep it healthy and functioning properly. They are primarily required in small amounts for enzymes and hormones.
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?
iodine
An element that is essential for the survival of an organism but only in minute quantities?
trace elements
Makes up less than 0.01 percent of body mass?
trace elements
Which elements is considered to be a trace element contributing to less the 4 percent of living matter?
Nitrogen(:
Why is rain a living thing?
No. It is water with a trace of elements sometimes, but it is not living.
Are trace elements such as iron an magnesium present in very large living things?
Trace elements are present in tiny amount, and only 0.2% mass of a human.
Trace elements is most essential to humans and other living organisms?
Hydrogen
Nutrients that living things need in small amounts are?
they are called trace elements
Which element is found in the smallest amount in living matter?
Elements found in small amounts in living things are called trace elements. Among the trace elements that have vital functions in humans and plants are boron, chromium, selenium, and molybdenum. Of course, the natural element present in the smallest amount (not at all), which is not necessary, is francium.
Are trace elements such as iron and magnesium present in living things in very large amounts?
no
What are the major elements included in biosphere?
The major elements in the biosphere are carbon, nitrogen, phosphorus, and oxygen. It also includes several trace elements.
Are trace elements such as iron and magnesium present in living things in large amounts?
no, small amounts, .02%
What percentage of the 103 elements are present in living matter?
No, it is not true. Think about it for a moment. There are fewer than 92 naturally occurring non-radioactive elements. If "trace elements" made up 99 percent of something, then at least one of them is present in greater quantity than the remaining one percent. It's pretty silly to call the element which is present in the greatest quantity a trace element.
Which element is considered to be a trace contributing to less than 4 percent of living matter?
Its "nitrogen!!!"
Which element is considered to be a trace element contributing to less 4 percent of living matter?
hydrogen
