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Why is the cockroach placed in a different class from the spider?
A cockroach is an insect. It has six leg and three body parts, head thorax and abdomen.A spider is an arachnid, it has eight legs in four groups of two and two body parts.They are however both 'Arthropods' invertebrate (no internal skeleton) and segmented body, animals.
What helps an earthworm dig through the soil and where is this located?
An earthworm's ability to dig through soil is aided by its strong, muscular body and the hydraulic pressure created by its body fluids. The earthworm's setae, tiny bristle-like structures on its body, also help it grip onto soil particles as it moves. These structures are located along the earthworm's body segments.
What is the function of the esophagus of an earthworm?
to swallow earthworm sperm.The Esophagus in the Earthworm is the name for the muscles in the worms body and is used in the process of digestion. Sort of like the intestines in a human body.
An earthworm has more light-sensitive cells in its anterior and posterior segments than in other parts of its body Explain how this is advantageous for the worm?
Having more light-sensitive cells in the anterior and posterior segments allows the earthworm to sense light and darkness in its environment, helping it avoid predators and seek shelter more effectively. This also aids in regulating its movement patterns, as earthworms tend to migrate towards darker, moister areas for survival.
What is the ventral side of the earthworm?
The ventral side of an earthworm refers to the underside of its body. It is the side that is typically lighter in color and is in contact with the ground as the earthworm moves. You can identify the ventral side by looking for the earthworm's central nerve cord running along its length.
How many parts body earthworm has?
None
What are the seven main body parts of an earthworm and what do they do?
stumach
Does an earthworm have more than 3 body parts?
Yes
Name 3 body parts of cockroach?
leg eye antana
What are the body parts of a normal cockroach?
cockroaches are beetles/insects and have 3 body sections. Head, abdomen, and thorax.
Do the stimuli came from the inside body of the earthworm as will the touch-me-not plant?
Yes, the phenomenon is almost the same with regards to shrinking of the body parts.
Why doesnt the grasshopper exchange gases in the same way as the earthworm?
Because their bodies operate in two different ways. The grasshopper has a different body structure and parts than the earthworm.
What is the function of a nephridia on a earthworm?
The function of an earthworm's nephridium is to excrete wastes from the earthworm's body.
Body covering of a cockroach?
A cockroach's body is covered in a hard exoskeleton made of chitin. This exoskeleton provides protection and support for the cockroach's internal organs. It also helps prevent water loss from the cockroach's body.
What is the external features for cockroach?
www.google.com/images/cockroach Hint-its hideous!
How do cockroaches breathe?
Cockroaches breathe through the tiny holes called spiracles which are present along the side of their body. Oxygen enters the cockroach through these holes and follows the tiny breathing tubes called tracheae to all of the cockroach's body parts.
Where is porphyrin of earthworm found?
Porphyrin of earthworm is found in the epidermis or the body wall.
