CBSE Term 2 Sample Question Paper for Class 12 – Biology
Sample Question papers for Biology of Class 12 Exam are important enough for students to practice answer writing style. Biology is one of the most popular subjects in CBSE Examination Board. Every student works a fear towards exams. The Sample Questionnaire appears to be a way to overcome that fear. Class 12 Exam syllabus is much longer. Model Q&A is created based on the complete syllabus. And based on this question and answer, the students get an idea of how they will prepare for the exam. Experts prepare this Sample Question paper according to the syllabus. Stay involved in the previous year question paper. Seeing the Q&A of it gives the students a special idea on the division of marks. These ideas increase students’ Class 12 in Biology.
CBSE Term 2 Sample Question Paper Class 12 Exam Biology
Board | Central Board of Secondary Education 2022 (CBSE Term 2) |
Class | 12th |
Subject | Biology |
1) Humans have innate immunity for protection against pathogens that may enter the gut along with food. What are the two barriers that protect the body from such pathogens?
2) A patient admitted in ICU was diagnosed to have suffered from myocardial infarction. The condition of coronary artery is depicted in the image below. Name two bioactive agents and their mode of action that can improve this condition.
OR
Substantiate by giving two reasons as to why a holistic understanding of the flora and fauna the cropland is required before introducing an appropriate biocontrol method.
3) Identify the compound chemical structure is shown below. State any three of its physical properties.
4) Water samples were collected at points A, B and C in a segment of a river near a sugar factory and tested for BOD level. The BOD levels of samples A, B and C were 400 mg/L, 480 mg/L and 8 mg/L respectively. What is this indicative of? Explain why the BOD level gets reduced considerably at the collection point C?
Biology-SQP_Term2
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