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Because of the composition of the exoskeleton. It must of necessity be tough to serve its function. Since it is inflexible, the organism has to periodically shed it (moult) in order to grow; a process called ecdysis.

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10y ago
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10y ago

Arthropods are more vulnerable when moulting because their new exoskeleton is soft and therefore more vulnerable to predators. The new exoskeleton takes a while to harden; many will hide and wait during this time.

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10y ago

Since an arthropod has an exoskeleton, it cannot grow bigger than the skeleton it is currently wearing. Therefore, they moult during which time they crack open their skeleton and step out of it. They then swell up to a bigger size and then harden another skeleton on their outside. But while they are moulting, they aer engangered because all of their soft body parts are exposed to the weather and to predators.

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13y ago

because the exoskeleton can not grow as the animal grows.

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15y ago

As the arthropod grows it needs more room in the exoskeleton and sheds the small shell in order to grow a larger size.

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10y ago

Right after moulting (ecdysis) an arthropod will be more vulnerable because its new "skin" or exoskeleton hasn't hardened up yet. Many of them will hide and wait for this reason.

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10y ago

Molting or moulting (ecdysis) allows arthropods to increase in size as they age. Since their exoskeletons are rigid they cannot grow until the old skin is removed.

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10y ago

The exoskelton of an arthropod is hard, and thus cannot accomodate growth. So an arthropod must periodically replace it.

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10y ago

The exoskeleton of arthropods is rigid, its inelasticity inhibits expansion. It has to be shed entirely for the organism to increase in size.

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Q: Why is molting necessary for arthropod growth?
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How molting of exoskeleton necessary for arthropod growth accomplished?

The exoskelton of an arthropod is hard, and thus cannot accomodate growth. So an arthropod must periodically replace it.


Why is ecdysis necessary?

Ecdysis is when an arthropod molts its exoskeleton. Molting is necessary. The arthropod exoskeleton is inflexible, so, for it to grow larger, arthropods must molt.


What is the process called when arthropods have an exoskeleton which they shed as they grow?

Arthropods molt (moult) in a process called ecdysis. It is necessary for growth because of the inflexibility of the exoskeleton. The old shell remnants are called exuviae. Note that the term 'anthropod' should not be confused with 'arthropod'; anthropods are humans or humanoids and do not moult in the canonic sense.


Why is molting necessay for arthropod growth?

This is how they grow. The old exoskeleton splits, then the body expands rapidly before the new exoskeleton hardens.


What are the features of a arthropod?

exoskeleton, chitin, molting


Molting refers to the shedding of which important arthropod part?

the outter skin. as the arthropod grows, the outter skin doesn't grow with it. than it gets rid of it by molting!


Why is molting beneficial?

Molting is beneficial because the arthropod has less protection from danger than it does with its new skeleton has hardened.


What is the name of the process in which an arthropod sheds is exoskeleton and forms a new one?

Molting


What is the name the process in which an arthropod sheds its exoskeleton and forms a new ine?

Molting


What is the name of the process in which an arthropod sheds it's exoskeleton and forms a new one?

Molting


An arthropod is vulnerable to predators during the molting period because?

Its new exoskeleton is soft.


Why is molting necessary for arthropds growth?

Moulting (ecdysis) is the most convenient strategy for an arthropod organism's growth owing to the rigidity of the exoskeleton. If it were less inelastic it could potentially be stretched or enlarged by other means. Moulting also seems to be exploited by many arthropod species for limb or process regrowth after amputation.