Description : What are the classes into which the phylum Arthropoda is divided? What are the three main ones and some of their representative species?
Last Answer : The three main classes of arthropods are: insects (cockroachs, ants, flies, bees, beetles, butterflies), crustaceans (crabs, lobsters, shrimps, barnacles) and arachnids (scorpions, spiders, mites). Other classes are onychophorans (velvet worms), diplopods (millipedes) and chilopods (centipedes).
Description : What are the main classes into which the phylum is divided? What are some examples of each and in which form (polyp or medusae) are they found?
Last Answer : Coelenterates are divided into three main classes: hydrozoans, scyphozoans and anthozoans. In hydrozoans the polypoid form predominates and examples are hydras, by-the-wind-sailors and Obelia. ... corals and sea anemones are notable in this group. Image Diversity: hydrozoans scyphozoans anthozoans
Description : Comparing to cyclostomes (primitive vertebrates) what are the main novelties presented by fishes?
Last Answer : Compared to cyclostomes, evolutionary novelties presented by fishes are: pectoral and pelvic fins, symmetric and paired; the presence of mandibles. Fish Facts - Image Diversity: fish body structure
Description : What are the main features of fishes associated to the habitat where they live?
Last Answer : Fishes are all aquatic animals and thus they have a hydrodynamic elongated body suitable to move under water, without limbs and with fins. The habitat conditions the branchial respiration too.
Description : _____ introduced into Lake Victoria caused extinction of 200 species of cichlid fishes.a) nile perch b)African cat fish c) flamingo d) pisaster
Last Answer : a) nile perch
Description : Basic substances can be divided into how many classes according to the order of quality ?
Last Answer : Basic substances can be divided into two classes according to the order of quality. Namely: metals and non-metals.
Description : Rainfed Erosion Divided into How Many Classes ?
Last Answer : Rainfed erosion is divided into 4 categories.
Description : How many classes was the Babylonian society divided into ?
Last Answer : Babylonian society was divided into three classes.
Description : Mankind has been divided into which classes in the Holy Quran ? What are the names of the classes ?
Last Answer : Answer : Divided into two parts: Shaki that is unfortunate and Saeed that is lucky. Woe to the disbelievers and the believers who will go to Hell. And blessed are the believers who are in Paradise. (See details: Tafseer of verses 105-106 of Surah Hood)
Description : IUB had divided enzymes into how many classes? (A) 6 (B) 5 (C) 8 (D) 4
Last Answer : Answer : A
Description : What are the classes into which the phylum Echinodermata is divided?
Last Answer : The five echinoderm classes are: asteroids (starfishes), ophiuroids, crinoids, holothuroids (sea cucumbers) and echinoids (sea urchins and sand dollars).
Description : Into which classes are mollusc divided? What are some representing beings of each class?
Last Answer : The phylum Mollusca is divided into five main classes: pelecypods, or bivalves (Pelecypoda, or Bivalvia), includes oysters, clams, mussels; gastropods (Gastropoda), snails, sea slugs ... are a few other mollusc classes. Mollusca - Image Diversity: pelecypods gastropods cephalopodsscaphopods chitons
Description : Into which classes is the phylum Annelida divided?
Last Answer : The phylum is divided into three classes: oligochaetes (for example, earthworms), hirudineans (e.g., leeches) and polychaetes (these are mostly marine aquatic with parapodia, like nereis). Image Diversity: oligochaetes polychaetes hirudineans
Description : Into which classes are platyhelminthes divided? How are these classes characterized and what are some representative beings of each of them?
Last Answer : Platyhelminthes are divided into three classes: turbellarians (or Turbellaria), trematodes (or Trematoda) and cestodes (or Cestoda). Turbellarians are free-living platyhelminthes and their ... saginata and Taenia solium) that parasite humans. Image Diversity: turbellarians trematodes cestodes
Description : Post office are divided into a)5 classes b) 4 classes c) 3 classes d) There is no classification
Last Answer : c) 3 classes
Description : In arthropoda, head and thorax are often used to form cephalothorax, but in which one of the following classes, is the body divided into head thorax and abdomen? (a) Insecta (b) Myriapoda (c) Crustacea (d) Arachnida and crustacea
Last Answer : (a) Insecta
Description : Why do fishes have two coloration?
Last Answer : Feel Free to Answer
Description : Was it fishes nibbling my feet and toes?
Last Answer : Probably.
Description : If wishes were fishes, would we all smell funny?
Last Answer : Some would smell funnier than others. Better to smell like a Lobster than a Mackerel.
Description : What are fishes sleep patterns like ?
Last Answer : answer:Fish circadian rhythms are regulated in much the same way as ours. There is the same sensitivity to the light/dark cycle, regulated by the pineal gland, the retina and other light receptors, using ... low arousal, so that a sleeping fish can be gently lifted to the surface before waking up.
Description : Can fishes commit suicide?
Last Answer : Some fish jump. I’ve had fish jump out of the pond to their death. It happens and it’s not abnormal.
Description : Are there mixed-breed fishes or birds?
Last Answer : answer:Seems to me that races in birds and fish would be the equivalent of breeds in dogs, no? One example that comes to mind in the fish world is the races of golden and rainbow trout ... as different species, but many consider the golden to be a sub-species of the rainbow. They can interbreed.
Description : Are my fishes going to die?please help,before I'm going to sleep?
Last Answer : Male + female = babies. I have had only male bettas but they are extremely agressive with other males, and possibly females. I never dared to mix them because 1) I don't want dead fish 2) I don't ... even by a female, he could attack. Why did you buy them anyways? Betta males are meant to be alone.
Description : Part carbon, part water, I am poison to the fishes. Many have falsely claimed my name, for I am the pause that refreshes.What am I? -Riddles
Last Answer : I am Soda Pop!
Description : How are fishes helpfull in controlling diseases? -Science
Last Answer : answer:
Description : what is the collective noun for fishes?
Last Answer : The collective noun is a troubling of goldfish.
Description : Which one of the following pairs of animals comprises "Jawless fishes"
Last Answer : Which one of the following pairs of animals comprises "Jawless fishes" A. Guppies and hag fishes B ... . Mackerels and Rohu D. Lampreys and hag fishes
Description : Assertion : A bony fish can stay at a particular depth without expending energy is a swimming contrary to the cartilaginous fishes. Reason : In bony f
Last Answer : Assertion : A bony fish can stay at a particular depth without expending energy is a swimming contrary ... D. If both Assertion and Reason are false.
Description : Assertion : Lateral line system is found in fishes and aquatic larval amphibians. Reason : Lateral line system has receptor of sensory cells derived f
Last Answer : Assertion : Lateral line system is found in fishes and aquatic larval amphibians. Reason : Lateral line ... D. If both Assertion and Reason are false.
Description : Assertion (A) `:` Amphibians have evolved from fishes . Reason (R ) `:` Archaeopteryx is a fossil linking fishes and amphibians `:`
Last Answer : Assertion (A) `:` Amphibians have evolved from fishes . Reason (R ) `:` Archaeopteryx is a ... false D. If both Assertion and Reason are false.
Description : Assertion `:-` Tubular is of considerable importance in Marine teleost fishes. Reason `:-` These fishes have no glomerular kidney .
Last Answer : Assertion `:-` Tubular is of considerable importance in Marine teleost fishes. Reason `:-` These fishes ... D. If both Assertion & Reason are false.
Description : Which type of scales are found on the skin of cartilaginous fishes ?
Last Answer : Which type of scales are found on the skin of cartilaginous fishes ? A. cycloid B. Ctenoid C. Gonoid D. Placoid
Description : In fishes the kidney is
Last Answer : In fishes the kidney is A. Pronephric type B. Mesonephric type C. Metanephric type D. Nephridial type
Description : In which of the fishes , the male shows parental care and has as brood pouch ?
Last Answer : In which of the fishes , the male shows parental care and has as brood pouch ? A. Anabas B. Labeo C. Hippocampus D. Synaptura.
Description : Which one of the following fishes does not belong to class osteichthyes ?
Last Answer : Which one of the following fishes does not belong to class osteichthyes ? A. Hippocampus B. Labeo C. Torpedo D. Exocoetus
Description : Scales in carilaginous fishes are
Last Answer : Scales in carilaginous fishes are A. cycloid B. Ctenoid C. Placoid D. Leptoid
Description : In which of the following fishes, electric organs are present which are modified musculature between eye and nostril ?
Last Answer : In which of the following fishes, electric organs are present which are modified musculature between eye and ... sting ray ) D. Pristis (saw fish )
Description : Assertion`:` In fishes single circulation occur Reason `:` Fishes have a 2-chambered hearts with an atrium and a ventricle.
Last Answer : Assertion`:` In fishes single circulation occur Reason `:` Fishes have a 2-chambered hearts with an ... . D. If both Assertion & Reason are false.
Description : Heart of fishes `:-`
Last Answer : Heart of fishes `:-` A. Two chambered B. Venous heart C. Both (1) `&` (2) D. None of the above
Description : Eutrophication of water bodies leading to killing of fishes is mainly due to non-availability of:
Last Answer : Eutrophication of water bodies leading to killing of fishes is mainly due to non-availability of: A. Food B. Light C. Essential minerals D. Oxygen
Description : A lake near a village suffered heavy mortality of fishes within a few days. Which of the following statements could be the correct explanation for thi
Last Answer : A lake near a village suffered heavy mortality of fishes within a few days. Which of the following statements could be the ... b B. a,c C. b,c D. c,d
Last Answer : Eutrophication of water bodies leading to killing of fishes is mainly due to non-availability of: ... food D. Non-availibility of essential minearls.
Description : Golden Age of Fishes is
Last Answer : Golden Age of Fishes is A. Devonian period B. Ordovician period C. Mesozoic era D. Cenozoic era
Description : Sudden mass death of fishes from oxygen depletion is more likely in case of:
Last Answer : Sudden mass death of fishes from oxygen depletion is more likely in case of: A. Eutrophic lake B ... lake C. Oligotrophic lake D. Oxaltrophic lake .
Description : Fishes die in water bodies polluted by swage due to :
Last Answer : Fishes die in water bodies polluted by swage due to : A. Pathogens B. Clogging of gills by silt C. Reduction in oxygen D. Four smell.
Description : Assertion : Fish meal is a rich source of protein for cattle and poultry. Reason : Fish meal is produced from non-edible parts of fishes like fins, ta
Last Answer : Assertion : Fish meal is a rich source of protein for cattle and poultry. Reason : Fish meal is ... false D. If both assertion and reason are false
Description : Among the following edible fishes, which one is a marine fish having rich source of omega -3 fatty acids ?
Last Answer : Among the following edible fishes, which one is a marine fish having rich source of omega -3 fatty acids ? A. Mrigala B. Mackerel C. Mystus D. Mangur
Last Answer : Eutrophication of water bodies leading to killing of fishes is mainly due to non-availability of: A. oxygen B. food C. light D. essential minerals
Description : A lake near a village suffered heavy mortality of fishes within a few days Consider the following reasons for this? (a) Lots of urea and phosphate fer
Last Answer : A lake near a village suffered heavy mortality of fishes within a few days Consider the following reasons for this? (a) ... C. (b), (c) D. (c), (d)
Description : Oil slick causes mass-scale death of fishes due to
Last Answer : Oil slick causes mass-scale death of fishes due to A. Clogging of gills B. Disruption of food chain C. Non-availability of food D. All of these