What is common between earthworm and Periplaneta? (a) Both have red co...
**Common Features between Earthworm and Periplaneta:**
Both earthworms and Periplaneta (commonly known as cockroaches) belong to the animal kingdom and share several common characteristics. These characteristics can be categorized into the following points:
**1. Segmented Body:**
Both earthworms and Periplaneta have a segmented body. In the case of earthworms, their body is divided into numerous segments or rings, which are externally visible. Each segment consists of a set of muscles, nerve cells, and organs. Similarly, cockroaches also have a segmented body with distinct sections, including the head, thorax, and abdomen.
**2. Malpighian Tubules:**
Both earthworms and Periplaneta possess Malpighian tubules, which are excretory organs responsible for removing metabolic wastes from their bodies. These tubules help in the elimination of nitrogenous waste products like ammonia, uric acid, and urea.
**3. Anal Styles:**
Earthworms and Periplaneta both possess anal styles. Anal styles are small, finger-like structures found near the anus of these organisms. They aid in locomotion by providing support and stability during movement.
**4. Blood Color:**
While earthworms have a red-colored blood pigment called hemoglobin, Periplaneta does not possess red-colored blood. The blood of cockroaches is usually colorless, although it may appear slightly yellowish due to the presence of lipids.
**Conclusion:**
In conclusion, earthworms and Periplaneta (cockroaches) share several common features. They both have a segmented body, possess Malpighian tubules for excretion, and have anal styles. However, it is important to note that there is a difference in their blood color, with earthworms having red-colored blood pigment and cockroaches having colorless blood. These shared characteristics reflect the evolutionary adaptations of these organisms to their respective environments.
What is common between earthworm and Periplaneta? (a) Both have red co...
D is the correct answer ....
Because earthworms belong to annelida and periplanata belongs to arthropoda.....Both phylums have segmentation.
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