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Questions for 21July Zoology

Q:-1Discuss the general features and life history of Pila with suitable diagrams. (20) Q:-2 Explain the process of torsion and detorsion in Gastropods. Discuss its significance and implications on physiology. (15) Q:-3 Compare the life history of Sepia and Lamellidens. (20) Q:-4 With diagrams explain the process of whole animal cloning. Describe various methods of making hybrid organisms. (15) Q:-5 What is transgenic organism? Discuss its significance in modern day society. (15)
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Anthropology Optional Test series 2018

Hello friends  We are Going to start Online test series for anthropology optional For mains 2018. Test series is on weekly basis, every Sunday question paper will be posted on Blog. Each test contain questions of 150 marks. Equal weightage for Paper 1 and Paper 2. Pattern of paper is strictly on UPSC basis. Schedule Detailed Schedule for the commencement of tests will be posted on 08 July 2018. Feedback and suggestions are welcomed by you contact Me for queries, suggestions and feedback. Features  2 Times revision of Anthropology Syllabus. That will be finished 3 weeks earlier to Mains 2018. Peer review and Feedbacks. One full mock paper 2 week before mains 2018. Entire initiative is free of Cost.
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Status of Hemichordata

Hemichordata status                           Introduction Hemichordata was till recently treated as the sub phylum of the phylum Chordate but is now regarded to be the independent phylum of invertebrates very close to the phylum Echinodermata. The peculiar characteristics of the animals belonging to Hemichordata are as follows, Enterocoelus coelom Pharyngeal gill slits Buccal diverticulum (earlier considered as notochord) Vermiform body divisible into three regions – proboscis, collar, trunk The phylum hemichordate includes a small group of soft, primitive and marine chordates called as acron worms or tongue worms. Most familiar genus of this phylum is Balanoglossus which belongs to the class Enteropneusta. Other closely related genera are Saccoglossus, Glossobalanus etc. The class Enteropneusta was established by Gegenbaur in 1870. Since then due to the peculiar anatomical organisation and embryology, Hemichordata have...
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Environment & Ecology JULY Week-1

Nipah virus The Nipah virus infection is a newly emerging  zoonosis , that is, a disease transmitted from animals to humans  as stated by the WHO . The virus belongs to a new genus termed Henipavirus (subfamily Paramyxovirinae). It was first reported in 1998 at  Kampung Sungai Nipah  village, Malaysia. So virus is named after this village. The natural host of the virus are  fruit bats (Pteropus giganteus)  belonging to the family Pteropodidae.  In 2004, humans were affected after eating the date palm contaminated by infected fruit bats. Pigs can also act as intermediate hosts. Natural host  are those animals in which pathogens reside naturally and not infecting them. Here they grows upto a certain stage of their life cycle. Intermediate hosts  are those in which pathogens reside and not causing harm to them and here they are in inactive state i.e not growing further. Primary host  are those in which pathogens...
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