Pak Education – House of Learning Sir Adnan www.PAK-EDUCATION.com BOARD OF SECONDARY EDUCATION‚ KARACHI S.S.C. (ANNUAL) EXAMINATION‚ [2008 – 2013] BIOLOGY THEORY – (Class IX) – SCIENCE GROUP MCQs – (MULTIPLE CHOICE QUESTIONS) CHOOSE THE CORRECT ANSWER FROM THE GIVEN OPTIONS: (1) Tuberculosis is caused by: (A) Virus (2) It is not an alga: (A) Chlorella (3) It is an insectivorous plant: (A) Nostoc (B) Bacteria (C) Worm (D) None of them (B) Volvox (C) Spirogyra
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Population is all the organisms that both belong to the same species and live in the same geographical area. The area that is used to define the population is such that inter-breeding is possible between any pair within the area and more probable than cross-breeding with individuals from other areas. Normally breeding is substantially more common within the area than across the border. Ecosystem which consists of all the organisms living in a particular area‚ as well as all the nonliving‚ physical
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Despite the therapeutic advancement‚ clinical translation of CRISPR-Cas9 faces outstanding challenges‚ basically in terms of the safety and efficacy of these treatments‚ translatability of in vivo delivery methods‚ potential immunogenicity and the delivery vectors used 8.First‚ a major challenge in therapeutic genome-editing technologies is the potential for off-target effects which mostly result into permanent genetic modification leading to introduction of unwanted mutations.These may impact potential
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Unit 8: Worldwide destinations M2: Explain how different factors might affect travel to India. Monsoon season Monsoon season in India The death toll from this year’s monsoon has already climbed past 800‚ and now some 1.2 million people have been marooned‚ and about 2 million more affected in the impoverished state of Bihar‚ where the Koshi River has burst its banks‚ breached safety embankments and submerged all roads leading to the region. Indian villagers wade through flood water in
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UNIT 1 VIRUSES AND SUBVIRUSES PRE-READING AND READING TASKS 1. Make sure you know the following words: to interfere with ["Intq’fIq] мешать‚ вредить inscrutable [In’skru:tqb(q)l] загадочный‚ непостижимый entity [’entItI] сущность‚ существо‚ организм to overpower ["qVvq’paVq] подавлять machinery [mq’Si:n(q)rI] структура intact [In’txkt] нетронутый‚ неповрежденный‚ целый crucial [’kru:S(q)l] решающий‚ критический to impart [Im’pQ:t] придавать‚ сообщать to promote [prq’mqVt] способствовать‚ помогать
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States and causes death among Black or Africa-American children from 4 years of age by 42% from 1999 through 2002. (www.cdc.gov). It is interesting to note that the areas with the highest frequency of sickle cell disease also have infection with Plasmodium falciparum that causes malaria in human. In the United States‚ there is an estimated population of 270 millions about 1‚000 babies are born with sickle cell disease each year. It means there are 1-2% of all babies having this disease in the total
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Name : Aimi Nabilah Bt Hassin Class : BT81 KINGDOM | PHYLLUM | CHARACTERISTICS | EXAMPLE | PLANTEA | Vascular plants (Tracheophyta) | * larger plants which have specialised transport systems (veins) to carry nutrients and water * have true roots‚ stems‚ and leaves for transport of nutrients and water around the plant * Have structures called true roots‚ stems and leaves. * Vascular tissue is present.-These special transport cells run continuously through the roots‚ stems and the
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In Africa and other developing countries‚ it also accounts for millions of dollars in medical costs. Malaria‚ however‚ is a curable disease if promptly diagnosed and adequately treated. Malaria is a mosquito-borne disease caused by the parasite plasmodium. In recent years‚ most cases in the U.S. have been in people who have acquired the disease after travelling to tropical and sub-tropical areas. Over 200 million cases worldwide are reported each year. Estimates of deaths caused by malaria exceed
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Malaria parasite in pregnancy causes serious problems like jeopardising the health of pregnant women‚ compromising the health of the foetus and increasing the likelihood of adverse pregnancy outcomes such as stillbirth‚ spontaneous abortion and low birth weight (NDHS‚ 2013). Intermittent Preventive Treatment of Malaria in Pregnancy (IPTp) is one of the strategies where pregnant women in malaria – endemic countries receive complete doses of Sulfadoxine – Pyrimethamine (SP)‚ whether or not have symptom
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Coelomate‚ Protostomes and Deuterostomes‚ Bilateria and Radiata; Status of Protista‚ Parazoa‚ Onychophora and Hemichordata; Symmetry. (b) Protozoa: Locomotion‚ nutrition‚ reproduction‚ sex; General features and life history of Paramaecium‚ Monocystis‚ Plasmodium and Leishmania. (c) Porifera: Skeleton‚ canal system and reproduction. (d) Cnidaria: Polymorphism‚ defensive structures and their mechanism; coral reefs and their formation; metagenesis; general features and life history of Obelia and Aurelia
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