Description : Name the gelatin-like substance which is prepared fro various species of red algae growing in Asiatic waters. The prepared product appears in the form of cakes, coarse granules, long ... or in combination with various nutritive substances, as a medium for culturing bacteria and various fungi
Last Answer : ANSWER: Agar-agar or just Agar
Description : The formation of canal system in sponges is due to (a) folding of inner walls (b) gastro-vascular system (c) reproduction (d) porous walls.
Last Answer : (d) porous walls.
Description : Which one of the following statements about all the four of Spongilla, leech, dolphin and penguin is correct? (a) Penguin is homoiothermic while the remaining three are poikilothermic. (b) ... cells called choanocytes, not found in the remaining three. (d) All are bilaterally symmetrical.
Last Answer : c) Spongilla has special collared cells called choanocytes, not found in the remaining three.
Description : In case of poriferans, the spongocoel is lined with flagellated cells called (a) oscula (b) choanocytes (c) mesenchymal cells (d) ostia.
Last Answer : (b) choanocytes
Description : In case of poriferans, the spongocoel is lined with flagellated cells called: (1) oscula (2) choanocytes (3) mesenchymal cells (4) ostia
Last Answer : (2) choanocytes
Description : The nutritive cells found in seminiferous tubules are:
Last Answer : The nutritive cells found in seminiferous tubules are: A. Leydig cells B. Sertolic ells C. Atretic follicular cells D. Chromaffin cells.
Description : What are choanocytes?
Last Answer : What are choanocytes?
Description : What is the part of the vascular system that performs exchange of gases and other substances with the tissues?
Last Answer : Only capillaries perform exchange of gases and other substances with the tissues.
Description : Sponges in which the cells are loosely aggregated and do not form tissues or organs are grouped under which subkingdom ?
Last Answer : Sponges in which the cells are loosely aggregated and do not form tissues or organs are grouped ... Metazoa B. Eumetazoa C. Parazoa D. Bilateria
Description : What is the evolutionary advantage of the occurrence of sperm cells and larval stage in the life cycle of sponges?
Last Answer : The sexual reproduction in sponges, in addition to contributing to genetic variability, also facilitates the colonization of farther environments by these beings, since sperm cells and larvae are mobile and can swim in the exterior to compensate the immobility of the adult individual.
Description : Which one of the following categories of animals, is correctly described with no single exception in it? (a) All reptiles possess scales, have a three chambered heart and are cold blooded ( ... marine and have collared cells. (d) All mammals are viviparous and possess diaphragm for breathing.
Last Answer : (b) All bony fishes have four pairs of gills and an operculum on each side
Last Answer : (b) All bony fishes have four pairs of gills and an operculum on each side.
Description : ‘Addiction’ and ‘habituation’: A. Are fundamentally different phenomena B. Are produced by different set of drugs/substances C. Differ from one another by the presence or absence of physical dependence D. Differ from each other in the degree of attendant psychological dependence
Last Answer : D. Differ from each other in the degree of attendant psychological dependence
Description : Closed blood vascular system found in
Last Answer : Closed blood vascular system found in A. Bombyx B. Sepia C. Balanoglossus D. Ascidia
Description : $ Biosphere is a closed system ! Closed vascular bundles are having intrafascicular cambium.
Last Answer : $ Biosphere is a closed system ! Closed vascular bundles are having intrafascicular cambium. A. If both As ... wrong D. If both As and R are wrong.
Description : How long will the rest of the world's leaders manage to restrain themselves from commenting on the fitness of you know who?
Last Answer : I'm really sorry to burst your bubble, but ...quite a lot of people support him and his views. It wouldn't be that hard not to oppose him. Besides, most world leaders and politicians ... not stupid enough to insult a leader of the most powerful country in the world and potentionally create conflict.
Description : If I need 1500 calories a day to maintain my current weight, and I can manage to intake 1500 calories at breakfast, could I conceivably not have to eat the rest of the day?
Last Answer : I think it would mess up your metabolism. It’s best to eat small snacks throughout the day.
Description : Which of the following terms refers to leg pain that is brought on walking and caused by arterial insufficiency? a) Intermittent claudication Intermittent claudication is leg pain that is ... obliterans Thomroangitis obliterans is a peripheral vascular disease also known as Burger's disease.
Last Answer : a) Intermittent claudication Intermittent claudication is leg pain that is brought on by exercise and relieved by rest.
Description : When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel, the process is known as __________ of fuel. A. atomisation B. carbonisation
Last Answer : Answer: B
Description : In which plants vascular bundles are closed? -Biology
Last Answer : answer:
Description : Difference between a closed and an open vascular bundle? -Biology
Description : $ Secondary growth occurs in those plants which have closed vascular bundles. ! Cork is produced by intrafascicular cambium.
Last Answer : $ Secondary growth occurs in those plants which have closed vascular bundles. ! Cork is produced by ... D. If both As and R are wrong.
Description : Which one of the following organisms is correctly matched with its three characteristics? (a) Pea: C3 pathway, endospermic seed, vexillary aestivation (b) Tomato: twisted aestivation, axile ... imbricate aestivation, axile placentation (d) Maize: C3 pathway, closed vascular bundles, scutellum
Last Answer : (c) Onion: bulb, imbricate aestivation, axile placentation
Description : The transverse section of a plant shows following anatomical features : (i) Large number of scattered vascular bundles surrounded by bundle sheath (ii) Large conspicuous parenchymatous ground ... (a) Monocotyledonous stem (b) Monocotyledonous root (c) Dicotyledonous stem (d) Dicotyledonous root
Last Answer : (a) Monocotyledonous stem
Description : In barley stem vascular bundles are (a) closed and scattered (b) open and in a ring (c) closed and radial (d) open and scattered.
Last Answer : (a) closed and scattered (
Description : Closed vascular bundles lack (a) ground tissue (b) conjunctive tissue (c) cambium (d) pith.
Last Answer : (c) cambium
Description : Vascular bundles in monocotyledons are considered closed because (a) there are no vessels with perforations (b) xylem is surrounded all around by phloem (c) a bundle sheath surrounds each bundle (d) cambium is absent.
Last Answer : (d) cambium is absent.
Description : 82. Closed vascular bundles lack (1) Pith (2) Ground tissue (3) Conjunctive tissue (4) Cambium
Last Answer : Cambium
Description : Maximum nutritive element aborbed by blood from which part of alimentary canal? -General Knowledge
Description : When breast feeding is replaced by less nutritive food low in proteins and calories, the infants below the age of one year are likely to suffer from
Last Answer : When breast feeding is replaced by less nutritive food low in proteins and calories, the infants ... Pellagra B. Marasmus C. Rickets D. Kwashiorkor
Description : Following replacement of breast feeding by less nutritive food, low in proteins and calories, infants below the age of one year suffer from: (a) kwashiorkor (b) marasmus (c) rickets (d) pellagra
Last Answer : Ans:(c)
Description : A genetically engineered form of brinjal known as the BT brinjal has been developed. The objective of this is (1) to make it pest resistant (2) to improve its taste and nutritive value (3) to make it drought resistant (4) to make its shelflife longer
Last Answer : (1) to make it pest resistant Explanation: Bt Brinjal is a genetically modified (GM) crop created by inserting Cry lAc gene from the soil bacterium Bacillus thuringiensis into Brinjal. The ... like the Brinjal Fruit and Shoot Borer (Leucinodes orbonalis) and Fruit Borer (Hell-coverpa armigera).
Description : The nutritive tissue in the seeds of higher plants is known as - (1) hypocotyl (2) embryo (3) endosperm (4) nucellus
Last Answer : (3) endosperm Explanation: The seed includes three primary regions: the embryo, nutritive tissue, and seed coat. Endosperm is a nutritive tissue that sustains the embryo and seedling. The endosperm may ... the embryo as in many legumes, which use the cotyledons as a food source during germination.
Description : What is the most common nutritive tis- sue for the developing embryos in angiosperm known as?
Last Answer : Endosperm
Description : People living at sea level have around 5 million RBC per cubic millimeter of their blood whereas those living at an altitude to 5400 metres have around 8 million. This is because at high altitude ... required amount of O2 to survive (d) there is more UV radiation which enhances RBC production.
Last Answer : (c) atmospheric O2 level is less and hence more RBCs are needed to absorb the required amount of O2 to survive
Description : The nutritive tissue around the embryo in seed is a. Endosmosis b. Endodermis c. Endosperm d. Embryo-sac
Description : When breast feeding is replaced by less nutritive food low in proteins and calories; the infants below the age of one year are likely to suffer from (a) rickets (b) kwashiorkor (c) pellagra (d) marasmus.
Last Answer : (d) marasmus.
Description : Secondary metabolites such as nicotine, strychnine and caffeine are produced by plants for their (a) nutritive value (b) growth response (c) defence action (d) effect on reproduction
Last Answer : (c) defence action
Description : Agar is used for solidifying culture media because A-it does not affect by the growth of bacteria B-it does not add to the nutritive properties of the medium C-the melting and solidifying points of agar solution are not the same D-all of the above
Last Answer : all of the above
Description : 1. When is World Day for Audiovisual Heritage, recognized by the UN observed? 2. Maximum nutritive element aborbed by blood from which part of alimentary canal? 3. Under whose signature are the ... ? 20. During the reign of which Pallava ruler did the Chinese pilgrim Hieun Tsang visit Kanchi?
Last Answer : Answer : 1. October 27 2. Small intestine 3. President 4. Mediterranean 5. As a Viceroy of Taxila 6. Ground water7. 1896 8. Pakistan 9. Central North America 10. Works of the Gupta Art 11. Royal ... Zaire 15. Samudragupta 16. Kenya 17. 6 18. Hershey and Chase 19. U.S.A. 20. Narasimhavaram I
Last Answer : to make it pest resistant
Description : The nutritive tissue in the seeds of higher plants is known as (1) hypocotyl (2) embryo (3) endosperm (4) nucellus
Last Answer : endosperm
Description : Assertion `:` A portal system start and ends with blood capillaries. Reason `:` A portal system collec blood from a organ or organs and distribute thi
Last Answer : Assertion `:` A portal system start and ends with blood capillaries. Reason `:` A portal system collec ... . D. If both Assertion & Reason are false.
Description : What are the prerequisites to assigning Printing Assistant for Landscapes (PAL) printers to a printer group? A. Distribute the printer group to a target system group. B. Check the ... output device using transaction Spool Administration(SPAD) H. Create the output device as a PAL printer
Last Answer : D. Assign the target system to a target system group
Description : Sponge identity card. How are sponges characterized according to example of representing beings, basic morphology, type of symmetry, embryonic (germ) layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?
Last Answer : Example of representing beings: sponges. Basic morphology: tubular or globular body with spongocoel, sessile; choanocytes, pinacocytes and amoebocytes. Type of symmetry: not established. Germ layers ... Types of reproduction: asexual and sexual with larval stage. Cnidarians - Questions and Answers
Description : Which of the following animals does not have nervous system? A. Bat B. Squirrel C. Sponges (Answer) D. Lizard
Last Answer : C. Sponges (Answer)
Description : The canal system is a characteristic feature of (a) echinoderms (b) sponges (c) helminthes (d) coelenterates.
Last Answer : (b) sponges
Description : An economy which does not have any relation with the rest of the world is known as (1) Socialist economy (2) Closed economy (3) Open economy (4) Mixed economy
Last Answer : (2) Closed economy Explanation: A Closed economy is an economy in which no activity is conducted with outside economies. A closed economy is self-sufficient, meaning that no imports are brought in ... The goal is to provide consumers with everything that they need from within the economy's borders.
Last Answer : Closed economy