somthing 2

Question 1

Vertebrates

Answer 1

an animal of a large group distinguished by the possession of a backbone or spinal column, including mammals, birds, reptiles, amphibians, and fishes.

Question 2

Closed circulatory system

Answer 2

the blood closed at all times within vessels of different size and wall thickness

Question 3

Open circulatory system

Answer 3

the heart is pumping the blood through out the body

Question 4

Mollusks

Answer 4

an invertebrate of a large phylum which includes snails, slugs, mussels, and octopuses. They have a soft unsegmented body and live in aquatic or damp habitats, and most kinds have an external calcareous shell.

Question 5

Roundworms

Answer 5

The nematodes or roundworms constitute the phylum Nematoda. They are a diverse animal phylum inhabiting a broad range of environments.

Question 6

Flatworms

Answer 6

The flatworms, flat worms, Platyhelminthes, Plathelminthes, or platyhelminths are a phylum of relatively simple bilaterian, unsegmented, soft-bodied invertebrates.

Question 7

Cnidarians

Answer 7

an aquatic invertebrate animal of the phylum Cnidaria, which comprises the coelenterates.

Question 8

sponges

Answer 8

Sponges, the members of the phylum Porifera, are a basal Metazoa clade as a sister of the Diploblasts. They are multicellular organisms that have bodies full of pores and channels allowing water to circulate through them, consisting of jelly-like mesohyl sandwiched between two thin layers of cells

Question 9

Asymmetry

Answer 9

lack of equality or equivalence between parts or aspects of something; lack of symmetry.

Question 10

Radial Symmetry

Answer 10

symmetry around a central axis, as in a starfish or a tulip flower.

Question 11

Bilateral Symmetry

Answer 11

the property of being divisible into symmetrical halves on either side of a unique plane.

Question 12

Coelom

Answer 12

the body cavity in metazoans, located between the intestinal canal and the body wall.

Question 13

. Gut

Answer 13

the stomach or belly.

Question 14

Ganglion

Answer 14

a structure containing a number of nerve cell bodies, typically linked by synapses, and often forming a swelling on a nerve fiber.

Question 15

Consumer

Answer 15

a person or thing that eats or uses something.

Question 16

. Invertebrates

Answer 16

an animal lacking a backbone,

Question 17

Annelid worms

Answer 17

The annelids, also known as the ringed worms or segmented worms, are a large phylum, with over 22,000 extant species including ragworms, earthworms, and leeches

Question 18

Water vascular system

Answer 18

(in an echinoderm) a network of water vessels in the body, the tube feet being operated by hydraulic pressure within the vessels.

Question 19

Endoskeleton

Answer 19

an internal skeleton, such as the bony or cartilaginous skeleton of vertebrates.

Question 20

Metamorphosis

Answer 20

a change of the form or nature of a thing or person into a completely different one, by natural or supernatural means.

Question 21

Antenna

Answer 21

In radio engineering, an antenna is the interface between radio waves propagating through space

Question 22

. Compound eye

Answer 22

an eye consisting of an array of numerous small visual units, as found in insects and crustaceans.

Question 23

Exoskeleton

Answer 23

a rigid external covering for the body in some invertebrate animals, especially arthropods, providing both support and protection.