ISC 12th Semester 2 Biology Exam on May 23: Download Sample Paper, Important Topics

ISC 12th Semester 2 Biology exam will be conducted on the 23rd of May. The question paper will consist of 3 sections- Section A, B, and C. The maximum marks of the question paper is 35 and the time duration is 90 minutes.

ISC 12th Semester 2 Biology exam will be held on 23rd May. The question paper will consist of 3 sections- Section A, B, and C. The maximum mark of the question paper is 35 and the time duration is 90 minutes or 1 hour 30 minutes. Section A is a compulsory section whereas, in Section B and C, one question will have an internal choice. The sample paper for the subject is given below for candidates to download.

ISC 12th Biology Semester 2 Sample Paper 2022

The semester 2 sample paper of ISC 12th Biology can be downloaded by clicking on the link below -

ISC 12th Semester 2 Biology Exam Sample Paper: Download Here

ISC 12th Semester 2 Biology Marking Scheme

Each section will have marks based on the question. Check the marking scheme below-

Section	Total No. of Questions	Total No. of Marks
Section A	7	7
Section B	8	16
Section C	4	12
Total		35 marks

Also Read: ISC 12th Semester 2 Accounts Exam on May 20: Download Sample Paper, Exam Pattern

Important Topics for ISC 12th Semester 2 Biology Exam

Here are some important topics for the exam-

Unit/ Chapter	Important Topics
Human Health and Disease	Causative agents Symptoms and prevention for viral Lifecycle of plasmodium vivax Chatacteristics of cancer cells: Causes, diagnosis, and treatment of cancer Benign and malignant tumor Structure of Ig molecules: Function of different Ig molecules
Strategies for Enhancement of Food Production	Green revolution Examples of some Indian hybrid crops like wheat, rice, maize Examples of some diseases and insect resistant varieties of crops Pant tissue culture Artificial insemination and its advantages
Biotechnology and its Application	Steps of formation of recombinant DNA technology Role of EcoRI and HindII Examples of some cloning vectors Blue-White selection methods Transgeneric organism or GMOs Cloning of human insulin gene in E.coli and formation of insulin SCID disease
Ecology and Environment	Gause's principle and competitive exclusion Abiotic factors and responses of organisms to abiotic factors Attributes of population Pond ecosystem Some structural features of an ecosystem Productivity Decomposition Differnt types of food chain Genetics, species, and ecological diversity In-situ and ex-situ conservation Wildlife protection act
Environmental Issues	Primary and secondary air pollutant, effects and controls Biomagnification and Eutrophication Organic farming Green house gases and green house effect Ozone layer depletion and ozone hole and its effects Joint forest management Chipko movement