Respiratory tree of sea cucumber is located at
a) Mouth b) Cloaca c) Stomach d) Ambulacral groove

1 Answer

Answer :

d) Ambulacral groove

Related questions

Description : The function of contractile vacuole a) Nutrition b) Reproduction c) Osmoregulation d) Locomotion

Last Answer : c) Osmoregulation

Description : Example of a digenetic parasite a) Entamoeba b) Enterobium c) Planaria d) schistosoma

Last Answer : d) schistosoma

Description : Removal of outer exoskeleton is the process called a) Metamorphosis b) Ecdysis c) Paedogenesis d) Gametogenesis

Last Answer : a) Metamorphosis

Description : Notochord is found in the tail regionof a) Chordata b) Urochordata c) Cephalochordata d) Vertebrata

Last Answer : b) Urochordata

Description : Larval stage of hemichordata a) Veliger b) Tornaria c) Trochophore d) Glochidium

Last Answer : d) Glochidium

Description : Sensory cephalic tentacles in Dentalium a) Byssus thread b) Radula c) Capticula d) Osphredia

Last Answer : a) Byssus thread

Description : A mollusc with internal shell a) Nautilus b) Pila c) Sepia d) Chiton

Last Answer : c) Sepia

Description : Green gland is associated with a) Excretion b) Nutrition c) Defence d) Respiration

Last Answer : a) Excretion

Description : Connecting link between Annelida and Arthropoda a) Nereis b) Limulus c) Peripatus d) Pheretima

Last Answer : c) Peripatus

Description : Locomotory organ in nereis a) Parapodia b) Tentacles c) Cilia d) Flagella

Last Answer : a) Parapodia

Description : Vector of filariasis a) Anopheles b) Culex c) Tse-tse fly d) Mites

Last Answer : b) Culex

Description : Taenia belongs to class a) Cestoda b) Nematoda c) Trematoda d) Turbellaria

Last Answer : a) Cestoda

Description : If a particular animals has shelled eggs, hair and teats on the body has cloaca, it may be a connecting link between:

Last Answer : If a particular animals has shelled eggs, hair and teats on the body has cloaca, it may be a ... C. Reptiles and mammals D. None of the them

Description : Select the correct route for the passage of sperms in male frogs. (a) Testes → Vasa efferentia → Kidney → Seminal vesicle → Urinogenital duct → Cloaca (b) Testes → Vasa efferentia → Bidder's canal ... → Cloaca (d) Testes → Bidder's canal → Kidney → Vasa efferentia → Urinogenital duct → Cloaca

Last Answer : (c) Testes → Vasa efferentia → Kidney → Bidder’s canal → Urinogenital duct → Cloaca

Description : The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into ... dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Last Answer : (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Description : The characteristics of Class Reptilia are (a) body covered with moist skin which is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into ... dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Last Answer : (d) body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Description : Eggs leave the female bird's body through the: a) oviduct b) cloaca c) syrinx (pron: sir-inks) d) urinary tract

Last Answer : ANSWER: B -- CLOACA

Last Answer : Sea cucumber Echinodermata.

Description : Which element is highly present in sea cucumber?

Last Answer : Vanadium

Description : Which one of the following groups of three animals each is correctly matched with their one characteristic morphological feature? Animals Morphological features (a) Scorpion, spider, - Ventral solid ... symmetry sea anemone, sea cucumber (d) Centipede, prawn, - Jointed appendages sea urchin

Last Answer : (a) Scorpion, spider, – Ventral solid central cockroach nervous system

Description : Which of the following are correctly matched with respect to their taxonomic classification? (a) House fly, butterfly, - Insecta tse-tse fly, silver fish (b) Spiny anteater, sea - Echinodermata ... fish, cuttle fish, - Pisces silver fish (d) Centipede, millipede, - Insecta spider, scorpion

Last Answer : (a) House fly, butterfly, – Insecta tse-tse fly, silver fish

Description : I'm taking antibiotics (Anelox) for a gnarly lower respiratory tract infection and I'm having some pretty intense stomach pains/cramps. I'm curious as to how antibiotics work?

Last Answer : How antibiotics work

Description : The first line of host defense is the barrier presented to the external environment. Which of the following statement(s) is/are true concerning host barriers? a. Sebaceous glands secrete ... of the upper gastrointestinal tract d. Gut peristalsis serves to prevent microbial adherence and invasion

Last Answer : Answer: b, c, d The skin, mucus membranes, and epithelial layers of various organs of the body constitute effective physical barriers against microbial invasion. In certain portions of the ... very low pH within the stomach and gut peristalsis both serve to prevent microbial adherence and invasion

Description : What happens if a fly/mosquito/whatever harmful insect flies through your mouth and into your stomach?

Last Answer : answer:It gets into your stomach and dies in all the acid in your stomach. Then microbes in your gut digest it. Most of those bugs get coughed up though.

Description : Is mouth or stomach responsible for bad breath ?

Last Answer : If both of them are responsible for dental problems or if they have dental disease, they may get bad breath. However, most of the stomach problems are due to the teeth that do not brush regularly. Again for ... not the tooth problem , it can cause bad breath due to a lot of gastric in the stomach.

Description : Can Alcohol pass directly into the bloodstream from the stomach or mouth?

Last Answer : Small amounts of alcohol can indeed pass directly into thebloodstream from the mouth or stomach. Most alcohol passes into thebloodstream through the liver though.--------------------- ... bydiffusion. Most absorption occurs from the small intestine due toits large surface area and rich blood supply

Description : What is the muscular tube that lead to the mouth to the stomach?

Last Answer : From the mouth to the stomach is the esophagus.

Description : The digestive system, also known as systema digestorium , or gastrointestinal system, is composed of the digestive tube organs plus the digestive adnexal glands. The digestive tube is composed of mouth ... (caecum, colon, rectum) and anus. Digestion System - Image Diversity: human digestive system

Last Answer : What are peristaltic movements? What is their role in human digestion?

Description : Endoscope is an instrument used to detect the ulcers in the stomach has a long narrow tube (with a small glowing bulb at one end) which is inserted in to the stomach through the mouth contains. ... ) a narrow tube containing water (3) optical fibre (4) a narrow tube containing some chemical solution

Last Answer : (3) optical fibre Explanation: An endoscope can consist of a rigid or flexible tube and a light delivery system to illuminate the organ or object under inspection. The light source is normally outside the ... in the case of rigid endoscopes or a bundle of fiber optics in the case of a fiberscope.

Description : Pepsin digests _______. (1) proteins in stomach (2) carbohydrates in mouth (3) fats in duodenum (4) minerals in ileum

Last Answer : (1) proteins in stomach Explanation: Pepsin is produced in the stomach and is one of the main digestive enzymes in the digestive systems of humans and many other animals, where it helps digest the proteins in food.

Description : In human beings, the digestion of proteins starts in which part of the alimentary canal? (1) Mouth (2) Stomach (3) Doudenum (4) Ileum

Last Answer : (2) Stomach Explanation: The stomach secretes acid and enzymes that digest food. Ridges of muscle tissue called rugae line the stomach.

Description : Which one of the following statements is true regarding digestion and absorption of food in humans? (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions ... amylase in our mouth. (d) Oxyntic cells in our stomach secrete the proenzyme pepsinogen.

Last Answer : (a) Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like Na

Description : Which of the following is correct pairing of site of action and substrate of rennin? (a) Mouth - Starch (b) Small intestine - Protein (c) Stomach - Casein (d) Stomach - Fat

Last Answer : (c) Stomach - Casein

Description : Which of the following regions of the alimentary canal of rabbit does not secrete a digestive enzyme ? (a) Mouth (b) Oesophagus (c) Stomach (d) Duodenum

Last Answer : (b) Oesophagus

Description : Enzyme arginase is found in (a) Mouth cavity (b) Stomach (c) Intestine (d) Liver

Last Answer : (d) Liver

Description : Digestion of PROTEINS begins in which of the following human organs? a) small intestines b) colon c) mouth d) stomach

Last Answer : ANSWER: D -- STOMACH

Description : Endoscope is an instrument used to detect the ulcers in the stomach has a long narrow tube (with a small glowing bulb at one end) which is inserted in to the stomach through the mouth contains ... ) a narrow tube containing water (3) optical fibre (4) a narrow tube containing some chemical solution 

Last Answer : optical fibre

Description : What would you do if you were remodeling and at one point uncovered the original floor and discovered it's tongue and groove oak?

Last Answer : I would laminate over it.

Description : How does the app "Groove Music" work?

Last Answer : Prime example just came on. Where in the Hell did This come from? Damned sure I didn’t load it onto my computer at any point and I know I did not purchase a copy.

Description : What is another way of saying "getting your groove back"?

Last Answer : back in the saddle again

Description : Is there an open source application that is similar to Microsoft Office Groove?

Last Answer : That’s a tough one. The only thing that comes to mind is using Google Docs or a similar online office suite that offers sharing of documents. Depending on what you want to use Groove for that may work.

Description : Any woodworkers (or others) how to cut this groove?

Last Answer : Use a drill to cut a hole at each end of the slot, then chisel it out.

Description : Why do some fruits have a groove on the side them?

Last Answer : Hmm. Probably because the fruit meat grows around a large, central seed (the pit found in peaches and plums).

Description : Why is there a groove on the tire surface of the car ?

Last Answer : The surface of the car tire is grooved to maximize the frictional force between the road and the tire. The tire surface is grooved to reduce the rotation of the wheel by increasing the frictional force ... the friction force due to this groove, the better the speed of the vehicle can be controlled.

Description : Patellar groove is found on which bone `:-`

Last Answer : Patellar groove is found on which bone `:-` A. Femur B. Tibio-fibula C. Depression between femur and tibio-fibula D. Tarsus

Description : $ Dinoflagellates have two grooves in the cell wall. ! There are many flagella in each groove.

Last Answer : $ Dinoflagellates have two grooves in the cell wall. ! There are many flagella in each groove. A. If both ... is wrong D. If both As and R are wrong.

Description : $ In the cell wall of Dinoflagellates, there is present only one groove. ! Diatoms have two flagella.

Last Answer : $ In the cell wall of Dinoflagellates, there is present only one groove. ! Diatoms have two flagella. A. ... is wrong D. If both As and R are wrong.

Description : Deltoid groove is present in

Last Answer : Deltoid groove is present in A. Radio-ulna B. Femur C. Tibio-fibula D. Humerus

Description : What is a deep groove down in the ground?

Last Answer : Need answer

Description : A groove or a crack-like sore is called a (an. A. fissure B. nodule C. polyp D. ulcer

Last Answer : Ans: A