HGP got success in the following aspects. Any part of a plant taken out and grown in a test tube under sterile conditions in special nutrient media is called explant. Name the two primates those were existing in 15 mya. Every Year Karnataka 1st and 2nd PUC Examinations will be Held in the Months of March and April,Students who are searching for Karnataka 1st and 2nd PUC Model Papers … Cattle dung is available in large quantities in rural areas where cattle are used for a variety of purposes. Question 10. Down’s syndrome and Klinefelter’s syndrome. Mention the population interactions exist among the following: Question 36. Answer any three of the following questions in about 200 to 250 words each, wherever applicable: (3 × 5 = 15). (b) Diagrammatically represents recombinant D.N.A. (a) Differentiate Endonucleases and Exonucleases. Mention the asexual reproductive structure of the following, Answer: Question 16. It increases the water-repelling property of bitumen and helped to increase road life by a factor of three. Answer: Question 26. Answer: They are then exposed to the toxic substances and the effects studied. Name the scientist who found out D.N.A. Round seed coat and yellow cotyledons = 9 Download All These Question Papers in PDF Format, Check the Below Table to Download the Question Papers. Download for 1st and 2nd Semester Sample Previous Paper pdf, Standard is … Karnataka 2nd PUC Biology Previous Year Question Paper March 2020. Rete testis, Vasefferentia,Vas deferens, Epididymis. Answer: These bacteria are commonly found in the anaerobic sludge during sewage treatment. Answer: Question 1. Answer: It is Which bacteria is commonly found in the anaerobic sludge during sewage treatment? These questions also cover most of the important topics of the subject as per the Class 10 Karnataka Board Science Syllabus . 5. They identified the size and number of bases in genes. The capacity to generate a whole plant from any celllex plant is called totipotency. The type of gas produced depends upon the microbes and the organic substrates they utilise. Answer: That is by getting a better idea of the question paper, … (a) Define immunity and name two different types of immunity. Question 33. Question 6. Restriction enzymes are the nucleases. The total marks of the Biology examination is 70. Karnataka 2nd PUC answer key 2020 Question paper All Subjects PDF for Karnataka are here. Exonucleases remove nucleotides from the ends of the DNA and endonucleases can cut at specific points within the DNA itself. Transgenic animals: Answer: and what was the name given by him? These Karnataka 1st PUC Model Question Papers will rather help all the exam appearing candidates to prepare more effectively for the exams. Answer: Embryosac: It is the female gametophyte present in the nucleus towards the micropylar end. A species native to a particular region and found nowhere else in the world is called as endemic species. Trichoderma polysporum. Karnataka Board is One of the State Government Boards of Education in India. Explain briefly how transgenic animals benefit human beings. (3) Isolated protoplasts from two different varieties of plants each having a desirable character can be fused to get hybrid protoplasts, which can be further grown to form a new plant. Interleukin 2 tissue plasminogen activator. (b) Draw a neat labelled diagram of the structure of an antibody molecule. Before attending any examination, it is vital to refer previous years Question papers and Model Question Papers along with the prescribed Textbooks to gain a better understanding on the subject and about the paper pattern, important topics, types of questions frequently asked, time management, marking scheme etc. Answer any five of the following questions in 3 to 5 sentences each: Wherever applicable: (5 × 2 = 10). Answer: be done in suitable shielded containers, buried within the rocks, about 500 m deep below the earth’s surface. 2. (1). Answer: Question 37. The Para Medical Board formed by the Government of Karnataka is having overall control over the Govt. Genes expressed in mammary tissue proteins are harvested from milk. Answer: It does not belong to any government body. Your email address will not be published. They identified that only 2% of the genome codes for protein and the remaining 98% of DNA remains functionless. Define Infertility. Answer: 10 th Class Textbooks (eBook) available on the official website ktbs.kar.nic.in. Bacteria, which grow anaerobically on cellulosic material, produce a large amount of methane along with CO2 and H2. They identified the fact that all human beings are 99.9% identical with each other and only 0.1 % are different. Question 27. The 2nd PUC syllabus 2020-21 has been reduced by 30 per cent for generation... 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