Spider Compare the spider to the clam and earthworm. What are the functions of the structures inside the spider? How are the internal contents of the cephalothorax compare to those of the abdomen? What is the ecological and economic importance of spiders?

Q: Although they are related, the digestive system of an earthworm and Ascaris are very different. Why…

A: Ascaris is a roundworm that belongs to the phylum Nematoda. It is a thin, unsegmented, parasitic…

Q: Describe three different types of mouthparts found in insects, and tell how they are adapted for…

A: Insects are the invertebrates and the largest group in the phylum arthropods. These comprise a class…

Q: Define the role of buccal cavity in earthworm?

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…

Q: What features do all roundworms share?

A: Phylum Nemathelminthes or Aschelminthes belong to the animal Kingdom consist of roundworms. The word…

Q: Explain functions of each of the following in earthworms: pharynx, calciferous glands, crop,…

A: Earthworms are invertebrate living organisms under the phylum annelida. The body of an earthworm is…

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: How do members of the phylum Chordata differ from other animal phyla? Explain in 10 sentences.

A: According to the Linnaeus system, scientists classify animals and plants based on physical features…

Q: What are the disadvantages of a flatworm’s digestive system having only one opening?

A: Flatworms are a soft-bodied group and are flattened invertebrates. The species of flatworms are…

Q: Describe how cephalopods swim and how they eat.

A: After arthropods, Mollusca is the second largest phylum in animal kingdom with around 85,000 0f…

Q: What is the external rigid carapace of arthropods called? Of which substance is it made? Which type…

A: The Arthropoda is the largest phylum in the Kingdom Animalia in terms of the number of species. It…

Q: Arthropods usually have a distinct head. How would you define a “head”? What are the advantages and…

A: Arthropods are the large invertebrate group. Insects, millipedes, shrimps, centipedes, and, crabs…

Q: Starfish Ampulla close-up How does the tube feet able to extend and retract? How do they act as…

A: When muscles surrounding the ampulla contract, fluid inside the bulb moves down into the tube foot,…

Q: In planarians ampulation : What body parts are required for feeding? Do all of the planarians eat…

A: Planaria  They are free living flat worm belonging to the phylum Platyhelminhs. They have high…

Q: Explain briefly abdomen of the cockroaches.

A: Insects are hexapod invertebrates and the largest group within the arthropod phylum. Insects have a…

Q: How does digestion in beings of the phylum Annelida work and which type of digestive system do they…

A: Annelida also called as the ringed worms or segmented worm. It is a large phylum, with over 22,000…

Q: How does segmentation and having a fluid-filled body cavity confer certain advantages to annelids…

A: Segmentation in annelids is highly adaptive. Annelid body is made of repeating units or segments…

Q: Frogs mouth  Explain the functions of the structures that are part of the frog's mouth such as…

A: Frog generally lives in or near water but in rains it may be found far away from its Natural Habitat…

Q: Name one unique feature of the Arthropoda that is visible on honey bees. Also, can you guess what…

A: Introduction :- Arthropoda are an invertebrate phylum under the kingdom Animalia and it is the…

Q: Draw the diagram of ventral view in earthworm?

A: The earthworm is a reddish-brown terrestrial invertebrate. They inhabit the upper layer of the moist…

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: What are the parts and function of the digestive system of a frog?

A: The digestive system is responsible for breaking down of large food particles into smaller food…

Q: What part of the earthworm's digestive system would you see in a cross-section anterior to the…

A: An earthworm is a tube-shaped, segmented worm found in the phylum Annelida. Earthworms are commonly…

Q: Explain the body cavity in cockroaches.

A: Periplaneta americana (cockroach) are invertebrates that belong to the phylum Arthropoda. They have…

Q: Explain how the hydrostatic skeleton of annelids helps them to burrow.How is the efficiency for…

A: Annelids are triploblastic, bilaterally symmetrical and coelomate worms that are mostly aquatic in…

Q: How many swimmerets does your crayfish have? 2. How many rows of gills does the crayfish have? 3.…

A: Crayfish : These are freshwater crustaceans . They breathe through heir feather like gills. They…

Q: How does the Hymenoptera class compare to other classes in the phylum Arthropoda? Include the…

A: Arthropoda is the largest phylum of the kingdom Animalia.They have organ system level of…

Q: ow does an earthworm move? describe it please

A: Earthworms have a bristle or setae on their body which acts as locomotory organs and help them to…