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avanturin [10]
3 years ago
9

How did telephone invention changed the world​

Biology
1 answer:
vitfil [10]3 years ago
3 0
Telephones made it easier for people too communicate with each other in different areas or across the world
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What is abiotic and biotic? Write examples of each.
Burka [1]

The biotic factors are the living components of an ecosystem and are sorted into three groups: producers or autotrophs, consumers or heterotrophs, and decomposers or detritivores.Examples of biotic factors include any animals, plants, trees, grass, bacteria, moss, or molds that you might find in an ecosystem.

Abiotic factors come in all types and can vary among different ecosystems. For example, abiotic factors found in aquatic systems may be things like water depth, pH, sunlight, turbidity (amount of water cloudiness), salinity (salt concentration), available nutrients (nitrogen, phosphorous, etc.), and dissolved oxygen (amount of oxygen dissolved in the water). Abiotic variables found in terrestrial ecosystems can include things like rain, wind, temperature, altitude, soil, pollution, nutrients, pH, types of soil, and sunlight

4 0
3 years ago
Earthworms help farmers. Many farmers add them to their farmland because they help form rich soil to grow crops in. Explain what
vova2212 [387]

Answer:

Earthworms are Invertebrates and or soil Invertebrates

Explanation:

Remedial measures may be taken to promote beneficial organisms, thereby inhibiting the growth of destructive soil organisms...Can do so, because these soil invertebrates live their whole lives(most do) in the soil, adapted to, helping, and benefiting from the environment. Allowing them to act as . defenders for the soil.

5 0
3 years ago
F. F. Blackman performed experiments to investigate the effects of various factors on photosynthesis. In one of his experiments,
topjm [15]

Answer:

Light was a limiting factor for photosynthesis under the given conditions. Light is required for photosynthesis.

Explanation:

According to Blackman's principle of limiting factors, the rate of photosynthesis is regulated by the factor which is present below the minimal value. Photosynthesis is regulated by many factors such as CO2 concentration, temperature, light intensity, etc. However, under particular conditions, the factor present below the minimum levels regulate its rate.

In the experiment, when the light intensity was present below its minimum levels, an increase in the light intensity increased the rate of photosynthesis. Here, light intensity was the limiting factor and no other factors such as CO2 or temperature would affect the rate of photosynthesis.

Once the light intensity reaches its optimal levels, other factors become limiting and there is no further increase in the rate of photosynthesis by increasing the light intensity.

6 0
4 years ago
Which basic function of life is exemplified when a single-celled organism uses its eyespot to sense light?
maria [59]

Answer:

Responding to changes in its environment

Explanation:

Light is an environmental factor and being able to sense and react to environmental changes is a function of life

5 0
3 years ago
Which tool would be most useful for observing the structure of a flower?
tester [92]
If you want to observe the flower closer, you would use a magnifying glass.
5 0
4 years ago
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