What is the general characteristics of earthworm?
Earthworms are soft-bodied, segmented worms, usually pink, brown or red in color and only a few inches long. They burrow deep in the ground during the day and resurface at night to feed.
What is the description of worms?
Worms typically have an elongated, tubelike body, usually rather cylindrical, flattened, or leaflike in shape and often without appendages. They vary in size from less than 1 mm (0.04 inch) in certain nematodes to more than 30 m (100 feet) in certain ribbon worms (phylum Nemertea).
What are the two characteristics of worms?
They all have long, narrow bodies without legs. All worms also have tissues, organs, and organ systems. Worms have bilateral symmetry. Unlike sponges or cnidarians, worms have distinct head and tail ends.
What best defines a worm?
A computer worm is a type of malware that spreads copies of itself from computer to computer. A worm can replicate itself without any human interaction, and it does not need to attach itself to a software program in order to cause damage.
What’s another name for worms?
What is another word for worm?
| earthworm | grub |
|---|---|
| larva | wiggler |
| creepy-crawly | bug |
| maggot | caterpillar |
| entozoon | centipede |
What makes worms unique?
An earthworm has a streamlined body with no antennae or fins or arms or legs! This streamlined shape is an adaptation to living in narrow burrows underground and the need to move easily through the soil. An earthworm has circular muscles that surround each body segment.
What is difference between worm and virus?
Virus vs Worm The primary difference between a virus and a worm is that viruses must be triggered by the activation of their host; whereas worms are stand-alone malicious programs that can self-replicate and propagate independently as soon as they have breached the system.
What are the main characteristics of a worm?
All worms are bilaterally symmetrical, meaning that the two sides of their bodies are identical. They lack scales and true limbs, though they may have appendages such as fins and bristles. Many worms have sense organs to detect chemical changes in their environments, and some have light-sensing organs.
What kind of organs do flatworms have?
Many worms have sense organs to detect chemical changes in their environments, and some have light-sensing organs. Different groups of worms may have significantly different internal characteristics. Flatworms, for example, lack a coelom—a cavity in the body between the internal organs and the body wall.
What does it mean when an animal has worms?
When an animal or human is said to have worms, it means that it is infested with parasitic worms, typically roundworms or tapeworms. Lungworm is also a common parasitic worm found in various animal species such as fish and cats.
What kind of structure does an earthworm have?
Earthworms belong to the phylum annelida which comprises segmented worms. The segments of the earthworm’s body, known as annuli, are separated by transverse dividing walls known a septa. They have multiple segments, with those belonging to a species possess organs in same segments. In some species of annelids, septa are less defined or even absent.
What are two characteristics describe a worm?
Characteristics All worms are bilaterally symmetrical, meaning that the two sides of their bodies are identical. They lack scales and true limbs, though they may have appendages such as fins and bristles. Many worms have sense organs to detect chemical changes in their environments, and some have light-sensing organs.
What are the general characteristics of the round worms?
Roundworms are primitive organisms, having no respiratory or circulatory system. They have a hollow body with two openings at the ends. However, the head is not distinctive or identifiable to the naked eye. They have elongated body with tapering ends.
What are characteristics of segmented worms?
The Many Species of Segmented Worms and Their Habitats Anatomy of Segmented Worms. Segmented worms are bilaterally symmetrical. Reproduction. Many species of segmented worms reproduce asexually but some species reproduce sexually. Diet. Most segmented worms feed on decaying plant materials. Classification.
What are the characteristics of an earthworm?
Physical characteristics [ change | change source] The average earthworm is a reddish brown color, with a pointed posterior and anterior end. There are no eyes or other discerning facial features, only a simply opening for a mouth. Earthworms have long, segmented bodies, covered in microscopic setae, or bristles,…
