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tia_tia [17]
3 years ago
7

An example of a physical contaminant is a

Biology
1 answer:
Zinaida [17]3 years ago
3 0

Answer:

Common examples of physical contaminants include hair, bandages, fingernails, jewelry, broken glass, metal, paint flakes, bone, the body parts of pests, or pest droppings.

Explanation:

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Cold air usually pushes warm air because cold air has a _____________.
kolbaska11 [484]
Cold air usually pushes warm air because cold air has a HIGHER DENSITY
5 0
3 years ago
What are the chances that a cross between a black chicken and white chicken will result in blue offspring?
Shkiper50 [21]

The correct answer is 100%

This is because Back and white are both incomplete dominant traits. When you cross these together, all (100%) of the offspring will be heterozygous blue.

I just took the test on USATestPrep, so I guarantee you that is correct!

Have a great day! :)

4 0
4 years ago
Describe at least one part of the experiment procedure you thought was essential for getting good results. Did you find that cer
atroni [7]

Answer:

Control environment is the most important procedures for getting good results.

Explanation:

The control environment for an experiment is the essential part for getting good results. In control environment, there is no or less chances of infestation from the external environment which can cause the results of the data more acceptable. So the scientists prefers laboratory for performing experiment as compared to outer environment. So in my opinion for getting better results, the control environment is the most necessary experimental procedure.

Yes, for getting better results I think there is a step that could have been added to the procedure is to follow the international standard procedures for taking the readings by the experimenter.

3 0
3 years ago
the graph shows how the rate of photosynthesis of a plant varies with light intensity. interpret the graph and justify statement
dezoksy [38]

The graph shows that the rate of photosynthesis increases with increased light intensity, other conditions being constant.

<h3>Photosynthesis and light intensity</h3>

From the graph, the rate of photosynthesis increases with an increase in light intensity.

At low light intensity, the photosynthesis rate increases with an increase in the concentration of carbon dioxide and level off at some point.

With medium light intensity, the rate of photosynthesis is about twice that of low light intensity under the same concentration of carbon dioxide. It also gradually levels off when the concentration of carbon dioxide reached a particular point.

The same trend applies to high light intensity. The rate of photosynthesis increased accordingly, much more than low and medium-intensity light.

Both light and carbon dioxide concentration can limit the rate of photosynthesis. When both factors are abundant, photosynthesis can be limited by other factors such as water, nutrient, etc.

More on light and photosynthesis can be found here: brainly.com/question/13201447

#SPJ1

5 0
2 years ago
What organisms receives the least amount of energy from the producer
Jlenok [28]
“The top consumer of a food chain will be the organism that receives the least amount of energy.”
7 0
3 years ago
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