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Coelenterata is old term , now this phyllum is divided in two different phylla i.e. Cnidaria and Acnidaria .

distinguishing characters of colenterata were

1 : presence of coelenteron

2 : presence of stinging cells

3 ; presence of tentacles .

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Jaws evolved from the gill bars on fish.

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A vertebrate is an animal with a backbone and a spinal column. So yes, Cheetahs are vertebrates.

All mammals are vertebrates.

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Well, the white colour might have came from old age or chemicals in the sea.

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yes they are invertebrates with exskeletons

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This cannot be answered as different kinds of scorpion belong to different families and genera. However, all scorpions belong to the order:Scorpiones.

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Leeches do live in lakes. As well as marsh land, slow moving streams, rivers and rainforest. Where they can survive out of water.

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octopus

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About 95% of animals are invertebrates.

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No. Not at all

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Diatomaceous Earth. It's used as an anti caking agent in food, as and anhelminthic and as an external anti-parasitic.

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A spider is an invertebrate because nothing small has a backbone (spine).

Some vertebrates are smaller than some invertebrates. For instance lobsters are bigger than mice. ;) But (in)vertebrates are still classified based on if they have a spine and internal skeleton or not.

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A snail, slug, or worm.

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In wolf packs, the alpha is, in simplest terms, the leader. With wolf pups, the alpha position isn't serious, but this is usually the point where they establish their rank in life. So, to be an alpha pup is to be a probable future leader of the pack.

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One adaptation of a cnidarian is the ability to regrow an entire body part. They also use stinging tentacles to catch prey. Jellyfish are cnidarians.
Adaptations? Stinging tentacles (cnidoblasts) - pronounced nie-doe-blasts - sensitivity to light, pulsing motility, life cycle stages that take advantage of protected and food rich environments.

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Worm of some kind. There are ringworms, roundworms and flatworms, though I think you're looking for a ringworm as those are mostly visible with the naked eye.

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It is a mammal and a vertebrate.

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it is not a snail so it is a vertibrate as it has a spine

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Yes they are. To be a vertebrate you need a spinal column(a back bone) which cheetahs posses.

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An invertebrate is a classification of an animal which means that the animal does not have a spine. A good example of an invertebrate is a jellyfish. There are also some insects that are invertebrates, amny of which have exoskeletons, or a hard outer shell to protect them.

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No,

They have their own kingdom of fungi. They are somewhere between plants and animals.

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Vertebrate