What is the ecological role of earthworms?

Q: What are liver flukes a danger to human welfare? What about tapeworms? Why are tapeworms a problem…

A: Parasites are organisms that live in other organisms of another species. This type of relationship…

Q: Where do tapeworms live?

A: Tapeworms are flat, segmented worms that live in the intestines of some animals.  Animals can become…

Q: Why do we have to use special techniques for the recovery of pinworm eggs? Explain

A: Introduction : Pinworms are typically located in the anus or the proximity of the anus, where they…

Q: What is the type of digestive system in molluscs?

A: Molluscs are an important second largest of an invertebrate animals, most of which are marine. They…

Q: difference between the digestive tract of earthworm and a flatworm?

A: Digestive system of earthworm: The digestive system consists is divided into many regions with…

Q: Describe two ways in which an earthworm’s body is adapted to life in the soil.

A: Annelids are defined as triploblastic, bilaterally symmetrical, metamerically segmented, acoelomate…

Q: What are the main human diseases caused by roundworms?

A: The roundworms are the parasites that usually live in the intestine. It is contagious through…

Q: How do protists get their nutrition?

A: Protists are the unicellular eukaryotic organisms that are either multicellular or colonial.…

Q: Are flatworms monoecious or dioecious?

A: Monoecious are those organisms that contain both female as well as male reproductive organs. They…

Q: What is the difference between Tapeworm and Ring worm?

A: Animals are the multicellular organisms . They are classified as vertebrates and invertebrates on…

Q: What body form do sea jellies exhibit, medusa or polyp? How do they catch their food?

A: Sea jellies are the invertebrate animals belonging to the phylum cnidaria. They do not have brains,…

Q: What are important distinguishing features of arthropods?

A: Arthropods are the protostomes and belong to the ecdysozoan branch. More than 3/4th of all known…

Q: What are the importance of trematodes/flukes in ecology?

A: * Trematoda is class belongs to phylum Platyhelminthes with including two groups of parasitic…

Q: In what ways do the characteristics of parasitic flatworms differ from those free-living planaria?

A: Platyhelminthes are also known as flat worms. They are mostly parasites but some are free-living.…

Q: earthworms and leeches belong to which phylum?

A: R.H. Whittaker grouped various organisms and proposed five kingdom classification namely: Protista,…

Q: Sandworm and Leech Compare the external features of sandworm and leech, then compare them to the…

A: The lugworm or sandworm (Arenicola marina) is a large marine worm of the phylum Annelida.  Leeches…

Q: In which habitats do molluscs live?

A: Mollusks are the invertebrate organism with a soft body. They are herbivore organisms except for the…

Parasitic infections

A parasite is an organism that lives in the body of another organism and obtains food at the expense of the host. There are two kinds of parasites they are internal and external. An internal parasite lives inside another organism and is known as endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite.