Vertebrates have spinal cords. Mollusks and arthropods do not.
No, it is a mollusk.
No, mollusks have no skeletal system.
A konk is a mollusk, and does not have a spine. It is not a vertebrate.
They are qualified as invertebrates and belong to the group of arthropods or crustaceans
A konk is a mollusk, and does not have a spine. It is not a vertebrate.
No, at least not in the backbone sense. Arthropods have their skeleton on the outside (exoskeleton); spines or vertebral columns are characteristic of vertebrates under a different phylum - Chordata, including fish, birds, mammals, etc.
It's a phylum.
No, they are arthropods, in particular arachnids, not vertebrates.
Lobsters, are in fact, arthropods. Arthropods must have segmented body pieces and have an exoskeleton. While it may be true that that lobsters have shells, it does not have the mantle cavity that confirms that it is a mollusk.
FALSE
No, they are cephalopods which are invertebrates. Fish are vertebrates.
Toads are vertebrates, which are animals having backbones. Arthropods are invertebrate animals having exoskeletons and no backbones.