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OleMash [197]
3 years ago
5

Economic importance of earthworm​

Biology
1 answer:
VladimirAG [237]3 years ago
6 0

Answer:

economic importance of earthworm?

Earthworm has so many economic importance which are listed below;

Aeration of soil

Add humus to the soil

Helps to increase soil fertility and

Explanation:

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Heritability refers to the extent to which trait variations among individuals are attributable to their differing
LUCKY_DIMON [66]

Answer:

Phenotypes

Explanation:

Heritability refers to the extent to which trait variations among individuals are attributable to their differing observable and most often definitive or measurable physical features, often called phenotypes. Examples of this variation could be something like height or eye colour. Basically it has to be traits that depend on genetics that environmental factors

6 0
3 years ago
Which pure form of carbon is used in pencil lead? charcoal coal fullerene graphite
kotegsom [21]

Graphite is well known to be pencil lead - You might actually learn this in Chemistry/Physical Science like we did!

Charcoal & coal you cannot use - you could but it'd be difficult and irritating.

Fullerene is the third form of carbon. It can be used for electronics AND medicine. Amazing right??

8 0
3 years ago
A scientist discovers a fossil of an animal and places it in the fossil record. The organism’s bones are similar to the bones of
aksik [14]

Answer: A. The fossils cam from the same organism

Hope this helps!

Explanation:

5 0
3 years ago
8. What trait is shared by frogs, humans, hares, caimans, and parrots
zavuch27 [327]

They are all tetrapoda.

Tetrapods are animals (group of vertebrates) with four limbs including amphibians (frogs), reptiles (caimans), birds (parrots) and mammals (hares, humans). Even though the subgroups within Tetrapods differ a lot, they all have various adaptations of the skeleton and muscles that enable them movement on land, adaptations of cranium (for head stability), tissues that reduce water loss (because of living outside the water)…Except amphibians all other tetrapoda are amniotes (have amnion layer around embryo)


7 0
3 years ago
How does an enzyme influence a chemical reaction?
seropon [69]

Answer:

It speeds up the reaction rate

Explanation:

Enzymes are biological catalysts. Catalysts lower the activation energy for reactions. The lower the activation energy for a reaction, the faster the rate. Thus enzymes speed up reactions by lowering activation energy.

8 0
3 years ago
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