Class 12 Biology CBSE 2022 - Previous Year Questions (Set 1 Solved) | Solved Paper | Board Exam

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✅ In this video,

✔️ Class: 12th
✔️ Subject: Biology
✔️ Topic Name: CBSE 2022 Previous Year Questions
✔️ Topics Covered In This Video (By Muskan Mam): This video provides an in-depth look into the CBSE 2022 previous year's questions of Class 12 Biology. Muskan Mam breaks down the solutions to the questions, explaining each step with easy-to-understand language. Additionally, there are also discussion and practice questions included. This is a great video for those who need help understanding Biology, and an even better resource for those with upcoming exams.
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00:00 Introduction: Class 12 Biology CBSE 2022 - Previous Year Questions (Set 1 Solved)
01:33 General Instructions
07:06 Section A: (Que. 1 To 6) Que. 1 A boy developed some allergic reactions when he straight entered into his air conditioned room after a game of football outside his house. Write any two symptoms that could be noticed in such condition. How does our body combat such conditions?
59:25 Section B: (Que. 7 To 12)
01:38:59 Section C: (Que. 13) Que. 13 (a) Read the paragraph given below and answer and questions that follow: Enzyme Taq polymerase, is extracted from a eubacterial microorganism Thermus aquaticus from Yellowstone National Park in Montana, USA and isolated by Chien et al. (1976). Taq polymerase successfully replaced the DNA polymerase from E.coli that was being used in PCR earlier and this shift revolutionised the PCR technique.
01:55:25 Website Overview
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