UPSC Resouces

Comments

Post a Comment

More On Blog

Questions for 5-July Zoology

Instructions ·        All questions are compulsory. ·        Adhere to world limits wherever specified. ·        Draw neat and well labelled diagrams. No beautification required. ·        Don’t use colour pens only pencil colour if you are an extraordinary student. ·        Try to finish all questions within 2 hours in written. ·        Answers will be reviewed every day at 9 pm. Q:-1 Answer the following in about 150 words each: 10X4= 40 Comment on the status of onychophora. Discuss the Ultra structure of Endoplasmic reticulum. How SER is Different from RER in functional aspects and why? Describe the endoskeleton and Coelom in Balanoglossus. Discuss the importance of Lysosomes. What are the medical implications of Dysfunctional lysosome. Q:-2 Comment on the Paripatus' s affinities...
Read more

Questions for 13 July Zoology

Q:-1 Discuss the characteristic features of phylum Nemathelminthes. Classify the phylum upto Sub classes. (20) Q:-2 Enlist all essential requirements for Translation. How GTP plays regulatory role in process of translation. (10) Q:-3 Compare the process of translation in eukaryotes and prokaryotes. Briefly describe wobble hypothesis. (15) Q:-4 Discuss the life cycle of Wuchereria. Comments on its parasitic adaptations. (20) Q:-5 Discuss the genera features life cycle of Ascaris. Comment on its pathogenic capability and prophylaxis. (20)
Read more

Anthropology test week 6

Week-6 Instructions:- There are SEVEN questions divided in Two sections. All questions are compulsory. Adhere to world limit wherever specified. The number of marks carried by a question is indicated against it.                              Paper I Q:-1 Write Notes on the following in about 150 words each: (10X5 =50) a) Biological clock b) Eugenics c) Demographic transition d) mtDNA and it's use in anthropology e) Role of hormones in Maturity Q:-2(a) What is genetic markers and why they are useful. (10) (b) Discuss how lamarck tries to put forth concept of evolution? (10) (c) What do you understand by genetic load in a population? If human growth is under genetic control, why environmental factors influencing it? (20) 3(a) Discuss the relevance of ageing and senesces? What is the molecular basis of cell death? (20) (b) Give the hormonal control of fertility in male and female. (15) (c) Compare...
Read more

Questions for 27 July Zoology

Q:-1 Write short note on the following (200 words) 10X2 - 20 1) Status of sphenodon 2) Skull types in Reptiles Q:-2 Describe the origin of reptiles. Comment on the status of Crocodiles. (20) Q:-3 Discuss various theories of origin of life put forth prior to industrial era. Discuss their merits and demerits as well. (15) Q:-4 Describe modern theory of evolution in detail. briefly explain the chemical basis of origin of life.
Read more

CANAL SYSTEM IN Porifera

Image
Canal system in Porifera (sponges) Body of all sponges is the perforated by large number of apertures through which water enters Inside body and flows through a system of criss-crossing canals collectively forming the canal system which is a characteristic feature of poriferans. Following types of canal systems are found in sponges: Ascon type, with flagellated spongocoel Sycon type, with flagellated radial canals Leucon type, with flagellated chambers Rhagon type, with conical shape and broad base ASCON TYPE This is the simplest type of canal system and is found in  Leucosolenia  and other homocoela. Ostia are present on the surface of body and lead directly into the spongocoel, which is lined by flagellated choanocyte cells. Spongocoel opens to the outside through a narrow circular opening, the  osculum  located at the distal free end of the sponge body. Water enters through ostia into spongocoel and goes out of body through the  osculum . SYCO...
Read more