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ivann1987 [24]
3 years ago
5

How will you eliminate the effect of extranous variable?

Biology
1 answer:
zheka24 [161]3 years ago
3 0

Answer:

An extraneous variable is eliminated, for example, if background noise that might reduce the audibility of speech is removed as Unknown extraneous variables can be controlled by randomization.

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Identify the stage in the water cycle where rainwater flows downhill to form streams and rivers.
Hatshy [7]

Answer:

Surface Runoff

Explanation:

I hope this was useful

7 0
2 years ago
Which type of organism generates oxygen and makes up the lowest trophic level in an energy pyramid?
bixtya [17]
Your answer will be A producer because producers are plants they give off food and a lot of animals eat their their at the bottom of the pyramid because that have nothing in defense also an ts not D because those are like lions, and bears stuff that eat things (like predators) also its not B because omnivores eat both plants and animals like bears and when it came down to rather A, or C I choose A because herbivores are animals that eat plants like a sloth.

Your answer is A.
6 0
4 years ago
The potential ecological niche of an organism is its _______, while the niche an organism actually occupies is its ________. gro
mash [69]

The potential ecological niche of an organism is its fundamental niche, while the niche an organism actually occupies is its realized niche.

<h3>What is called Ecological Niche?</h3>

Ecology uses the term "niche" to describe a species' role in a community. A species' niche is defined by the physical, environmental, and interactions with other species requirements (such as temperature or topography) (like predation or competition) Ecology defines a niche as the compatibility of a species with a certain environmental circumstance. It explains how an organism or population reacts to the distribution of resources and rivals (for instance, by expanding when resources are abundant and shrinking when predators, parasites, and pathogens are scarce), as well as how it changes those same factors.

To know more about Ecological Niche, Visit —

brainly.com/question/992153

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5 0
2 years ago
Which bacterial infection is caused by an unusual strain of
Katarina [22]
Dysentery is a bacterial infection caused by an unusual strain of E. Coli, a common bacterium in the large intestine. It is a type of gastroenteritis that results in diarrhea with blood. Dysentery, the infectious disease it's far defined as diarrhea in which there is blood, pus, and mucous, normally accompanied with the aid of abdominal ache.
8 0
3 years ago
Why were black peppered moths initially eaten by birds?
motikmotik
They stuck because the tree trunks were white.
3 0
4 years ago
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