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belka [17]
2 years ago
9

Could somebody pleaseee help me

Biology
2 answers:
morpeh [17]2 years ago
8 0

Answer:

a.) Biomass is the total mass of biological material, both living and recently dead, in a defined area.

b.) The Sun's light is the original source of these energy forms. Both are formed into original material by photosynthesis, sunlight combining carbon dioxide and water into plant matter.

c.)  Coal, oil and natural gas (or methane).

d.) Non-renewable resources cannot be naturally replaced in a small enough timescale for us to have an unlimited supply. When we have run out, it will take natural processes millions of years to form them again.

larisa86 [58]2 years ago
5 0
Your answer will be D
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no comprando amigo

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3 years ago
Autotrophs produce food through what process?
sasho [114]
Autotrophs use photosynthesis to feed itself. An autotrophs is a plant that provides for itself and does not need to prey among other animals.
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What kind of adaptations could have given homosapiens an evolutionary advantage over neanderthals and other species of humans?
3241004551 [841]

Answer:

humans had more developed 'social' brains than Neanderthals, which enabled us to colonize new habitats and adapt to climate fluctuations

Explanation:

A more developed brain is considered to be an adaptive advantage that enabled early humans to leave Africa and colonize new habitats. Modern humans are able to adjust to new environments, situations, and socialize with other humans because the brain is a social organ. Although Neanderthals were able to occupy an important area of Europe, H. sapiens could colonize faraway lands, migrating into tropical forests, deserts, and glacial lands (colder areas than those colonized by Neanderthals). These early humans formed social groups which enabled them to find food more easily, thus greatly increasing their chances for survival.

3 0
3 years ago
A friend who is not taking your Biology course fills a cup with ice and then a drink. The friend asks you why the ice in the cup
slega [8]

Answer:

the molecules are farther apart in ice than in liquid water.

Explanation:

The correct answer would be that<u> the molecules of water are farther apart in ice than in liquid water.</u>

<em>Water molecules in ice form are usually less dense than water molecules in liquid form. The water molecules in ice usually arrange themselves in a lattice form, unlike the random form in liquid water. This arrangement makes water molecules in ice to be more evenly spread out than in their liquid counterpart. Thus, ice is usually less dense than liquid water and will obey the principle of flotation by floating on water. </em>

4 0
3 years ago
Which equation best represents conservation of matter?
worty [1.4K]

Answer:

A 6H2O + 6CO2 → C6H12O6 + 6O2

Explanation:

The law of conservation of matter states that matter can neither be created nor destroyed in a system. In other words, when elemental matter undergoes a reaction, the amount of elements used must be equal the amount produced.

The equations in this question depicts the overall photosynthetic process where CO2 combines with H2O to produce C6H12O6 and O2. In order for this equation to obey the "conservation of matter", each individual element must be equal on both the reactant and the product side i.e. the equation must be balanced.

The equation that fulfills this is:

6H2O + 6CO2 → C6H12O6 + 6O2

Hence, it correctly describes the conservation of matter.

4 0
3 years ago
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