Archive For December 31, 2017

Symbiotic Association of Lichen

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Lichens are composite organisms consisting invariably of a fungus and an alga or a cyanobacterium. The two components are permanently associated with each other to form a lichen- body. The relationship is symbiotic. The algal or cyanobacterial component provides photosynthetic as well as products of atmospheric nitrogen fixation, if the partner is a cyanobacterium. The…

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Do you know what is “Viroids”

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Viroids are the smallest infectious pathogens known. They are solely composed of a short strand of circular, single-stranded RNA without protein coat. All known viroids are inhabitants of higher plants, in which most cause diseases, some of which are of slight to catastrophic economic importance.As cogently expressed by Flores et al: Viruses (and viroids) share…

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What is Viruses

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A virus is a small parasite that cannot reproduce by itself. Once it infects a susceptible cell, however, a virus can direct the cell machinery to produce more viruses. Most viruses have either RNA or DNA as their genetic material. The nucleic acid may be single- or double-stranded. The entire infectious virus particle, called a…

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What is Saprophytes

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Saprophytes are living organisms that obtain nutrients from dead organic matter and act as decomposers competing with the heavy rainfall that constantly washes away nutrients on the forests floor. The term saprophyte is usually referred to saprophytic fungi or saprophytic bacteria. Before dwelling in detail what is a saprophyte, it is useful to have a…

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Puccinia

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Puccinia is a genus of fungi. All species in this genus are obligate plant pathogens and are known as rusts.The genus contains about 4000 species.The rust species Puccinia obtegens has shown some promise for controlling Canada thistle, but it must be used in conjunction with other control measures to be effective. Another leaf rust species,…

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Spirogyra

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Spirogyra (common names include water silk, mermaid’s tresses, and blanket weed) is a genus of filamentous chlorophyte green algae of the order Zygnematales, named for the helical or spiral arrangement of the chloroplasts that is diagnostic of the genus. It is commonly found in freshwater areas, and there are more than 400 species of Spirogyra…

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Blue Green Algae is Prokaryotic or Eukaryotic

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Scientists classify biological organisms into different domains. For example, humans, plants, and animals, are sorted into the Eukarya domain. To be classified in this domain, organisms must have cells that contain a nucleus and membrane-bound organelles. Organisms that do not have a centralized nucleus or membrane-bound organelles are known as prokaryotes and are sorted into…

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Eukaryotic Cell vs. Prokaryotic Cell

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Prokaryotes (pro-KAR-ee-ot-es) (from Old Greek pro- before + karyon nut or kernel, referring to the cell nucleus, + suffix -otos, pl. -otes; also spelled “procaryotes”) are organisms without a cell nucleus (= karyon), or any other membrane-bound organelles. Most are unicellular, but some prokaryotes are multicellular. Eukaryotes (IPA: [juːˈkæɹɪɒt]) are organisms whose cells are organized…

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Characteristics of living things

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Biology examines the structure, function, growth, origin, evolution, and distribution of living things. It classifies and describes organisms, their functions, how species come into existence, and the interactions they have with each other and with the natural environment. Four unifying principles form the foundation of modern biology: cell theory, evolution, genetics and homeostasis. Most biological…

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Hats off to IAS Officers Prasanth Nair (Affectionately called “Collector Bro”) for their firm determination to change..

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His innovative ideas — such as Operation Sulaimani, a decentralized participatory project to address hunger in urban areas; Tere Mere Beach Mein, a project to tackle waste management at Kozhikode Beach; and Yo Appooppa, an attempt to improve the quality of life of the elderly — were huge runaway successes, thanks to large and wholehearted…

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Who has been elected the new chairman of the Broadcast Audience Research Council (BARC) India?

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Correct Answer: C [Nakul Chopra] Explanation: Nakul Chopra, currently President of AAAI and Senior Advisor at Publicis Communications, has been elected as the new Chairman of Television ratings agency Broadcast Audience Research Council (BARC) India. He will succeed Sudhanshu Vats, chief executive officer (CEO) at Viacom 18 Media Pvt. Chopra will be the 3rd chairman…

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Which state has become the India’s first state to offer free e-mail address in Hindi to its residents?

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Correct Answer: A [Rajasthan ] Explanation: Rajasthan has become the India’s first state to offer free e-mail address in Hindi to its residents. The facility —[email protected] (in Devanagari script) — will lead to millions of new users who are not comfortable with English e-mail ids. The purpose of the initiative is to ensure maximum participation…

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Buddhist monk Dhammapiya has elected as the new secretary general of the International Buddhist Confederation (IBC). He is from which Indian state?

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Correct Answer: D [Tripura ] Explanation: Buddhist monk Dhammapiya from Tripura has been elected as the new secretary general of the International Buddhist Confederation (IBC) in New Delhi. The IBC is a global Buddhist forum for preservation and development of heritage sites of the religion in India and other parts of the world.

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Which state government will launch a digital platform “Seva Sindhu” for hassle-free governance?

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Correct Answer: C [Karnataka] Explanation: The Karnataka government will soon launch a digital platform “Seva Sindhu” to address the issues of the common citizens in order to strengthen the ecosystem for government services. For this, the state cabinet has ratified the proposal of “Seva Sindhu. The interactive platform would provide all useful information about local…

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The Kanha Tiger Reserve (KTR) is located in which state/UT of India?

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Correct Answer: B [Madhya Pradesh] Explanation: The Kanha Tiger Reserve (KTR) is one of the tiger reserves of India and the largest national park of Madhya Pradesh. It covers an area of 940 square kilometres. It is home to over 1000 species of flowering plants. The KTR has species of tigers, leopards, wild dogs, wild…

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What is the India’s rank in the 2017 Legatum Prosperity Index (GPI)?

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Correct Answer: A [100th] Explanation: India has been ranked 100th out of 149 countries at the 11th edition of Legatum Prosperity Index (LPI-2017). The index offers an insight into how prosperity is forming and changing across the world. It is the world’s leading global measure of economic and social well-being that studies 104 indicators under…

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The 2017 National Energy Conservation Day (NECD) is celebrated on which date in India?

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Correct Answer: A [December 14] Explanation: The National Energy Conservation Day (NECD) is celebrated every year in India by Bureau of Energy Efficiency (BEE), under Ministry of Power, on December 14 with an aim to demonstrate India’s achievements in energy efficiency and conservation, while working for its ambition of holistic development as part of the…

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Neeraj Vora, who passed away recently, was associated with which field?

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Correct Answer: B [Film Industry] Explanation: Neeraj Vora (54), the Bollywood actor, writer and director, has passed away in Mumbai, Maharashtra on December 14, 2017. He was known for films such as “Satya”, “Phir Hera Pheri” and “Daud”. As a writer, Vora began working in late 80’s on TV shows, including superstar Shah Rukh Khan-starrer…

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Which country hosted the 2nd second UNWTO/UNESCO World Conference on Tourism and Culture?

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Correct Answer: C [Oman ] Explanation: The 2nd UNWTO/UNESCO World Conference on Tourism and Culture: Fostering Sustainable Development was held in Muscat, Oman from December 11 to 12, 2017. This conference was hosted by the Government of the Sultanate of Oman. It was conducted within the framework of International Year of Sustainable Tourism for Development…

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OBOPAY has recently secured PPI license from the Reserve Bank of India (RBI). What does “PPI” stands for?

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Correct Answer: D [Prepaid Payment Instrument] Explanation: OBOPAY, the global mobile payment solutions company, has recently secured a license for Prepaid Payment Instrument (PPI) from the Reserve Bank of India (RBI) to operate a semi-closed loop wallet in India. Using the PPI license, OBOPAY will solve various payment related problems for their partner clients –…

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The Tuirial Hydroelectric Power Project (HEPP) is located in which state?

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Correct Answer: C [Mizoram ] Explanation: Prime Minister Narendra Modi will formally dedicate the Tuirial Hydro Electric Power Project (HEPP) in Mizoram to the nation on December 16, 2017. On this occasion, the Prime Minister will also launch ‘MyDoNER App’ and will distribute cheques to start-up entrepreneurs in Aizawl. The 60MW Tuirial HEPP has been…

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