Invertebrate Zoology Crossword Puzzle

QUESTIONS LIST: invertebrate: animals that lack a backbone and vertebral column, vertebral column: a structure containing vertebrae that extends from the skull up to the pelvis, protochordates: organisms that do not have vertebral column but possess notochord, chordates: organisms that possess a notochord developed into vertebral column, size: diversity classification based on their lowest and uppermost extremities, protoplasmic grade: all activities are confined within the limits of a single plasma membrane, pseudocoelom: cavity between the body wall and the gut, hermaphrodite: bisexual forms are met, enaima: vertebrate animals having red colored blood, oviparous: egg laying animals (amphibians, reptiles, aves, and fishes), anaima: invertebrate animals without red colored blood, species: a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding, porifera: this phylum represent the early stage of multicellularity in the animal clade, cnidaria: this phylum possess a nematocysts which are stinging capsule found in the tentacles, placozoa: this phylum is the simplest known animal in the world.