How many spermathecae are found in earthworm
WebAnswer Answer in one word or one line. (i) Give the common name of Periplanata americana. 896 Views Answer Match the terms in column I with those in column II: 147 Views Answer Answer in one word or one line. (ii) How many spermathecae are found in earthworm? 710 Views Answer Distinguish between (a) Simple epithelium and … Web4 jun. 2024 · Answer in one word or one line: 1. Give the common name of Periplanata americana. 2. How ... cockroach? 5. Where do you nd Malpighian tubules?
How many spermathecae are found in earthworm
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Web(ii) How many spermathecae are found in earthworm? (iii) What is the position of ovaries in the cockroach? (iv) How many segments are present in the abdomen of cockroach? (v) Where do you find malphigian tubules? Ans. (i) American cockroach. (ii) Four pairs of spermathecae are present in earthworms. Web100–150 yellow, thin filamentous rings that are found in earthworms. 7.2 Answer the following: (i) What is the function of nephridia? (ii) How many types of nephridia are found in earthworm based on their location? Ans - (i) Earthworms have nephridia, which serve as their excretory and osmoregulating organs. The bodily fluids' volume and make ...
Web12 okt. 2024 · Answer: There are total 8 spermathecea in a earthworm There are total … WebSpermathecae: There are four pairs of spermathecae. Each pair is found between 5-6, 6-7, 7-8, and 8-9th segment. Each spermatheca is flask shaped. The main body of spermatheca is called ampulla and short small lobe found attached at its side is called diverticulum. They store sperms.
WebNephridia are segmentally arranged coiled tubules which act as excretory organs in the earthworms. It performs the following function:i. Regulate the volume and composition of the body fluids .ii. Collects excess fluid from the coelomic chamber. iii. Delivers the wastes through a pore to the surface in the body wallinto the digestive tube. Webii) 4 pairs of spermathecae are found in earthworm iii) Two ovaries are found lying laterally around 2nd thto 6 abdominal segments. iv) 10 segments v) Malpighian tubules are found at the junction of midgut and the hindgut of the alimentary canals of insects. 2. Answer the following: (i) What is the function of nephridia? (ii) How many types of ...
Web7 nov. 2024 · Cocoon is found in moist and cool places and young one hatch out after 2-2.5 months. Albumen cells provide nutrition to the embryo. Cleavage is holoblastic and unequal. Development is direct without any larval stage. Summary points on Reproductive system of earthworm: Earthworm are monoecious or hermaphrodite or bisexual and protandrous.
Web19 jun. 2024 · (iv) How many segments are present in the abdomen of cockroach? (v) Where do you find Malpighian tubules? Answer: i) American cockroach ii) 4 pairs of spermathecae are found in earthworm iii) Two ovaries are found lying laterally around 2nd to 6th abdominal segments. iv) 10 segments in what order to paint a roomWeb7 jul. 2024 · Four pairs of spermathecal apertures are observed on the ventro-lateral … onlywandsWeb(ii) How many types of nephridia are found in earthworm based on their location? EAnswer 2: (i) Nephridia are segmentally arranged excretory organs present in earthworms. (ii)On the basis of their location, three types of nephridia are found in earthworms. They are: Septal nephridia: These are present on both sides of the inter … in what order to read sharpe seriesWebOpen in App Solution The correct option is A6th-9th One pair of spermatheca are located in each segment from 6th-9th segments. The spermatheca stores and nourishes the sperms that the earthworm receives from its mate during copulation. Suggest Corrections 0 Similar questions Q. Answer in one word or one line. onlywanWeb(ii) In earthworm, nephridia are present in all segments except the first two. There are three types of nephridia on the basis of their location: (a) Septal nephridia, present on both the sides of intersegmental septa from segment 15 to the last that open into intestine. only walled city in north americaWeb26 dec. 2024 · 7.1 Answer in one word or one line.(i) Give the common name of Periplanata americana.(ii) How many spermathecae are found in earthworm?(iii) What is the CBSE Notes NCERT Solutions For All Class in what order to teach the alphabetWebSpermathecae in earthworm are found in - (A) 6, 7 ,8 ,9 (B) 4, 5 ,6 ,7 (C) 11,12,13,14 … in what order to play stalker