ICSE Class 10 Biology Weightage 2023: Check Chapter-Wise Weightage Here

Chinmayai Bobade

Updated On: October 06, 2023 05:15 PM

ICSE Class 10 Biology Weightage 2023 is detailed on this page in a chapter-wise manner. Here are ICSE 10th important topics as per their marks distribution for the Biology paper.
ICSE Class 10 Biology Weightage 2023

ICSE Class 10 Weightage 2023: The Science 3 Biology paper is set to be conducted on the last day of the examination on Wednesday, March 29, 2023. In order to help candidates prepare better for their ICSE class 10 Biology 2023 paper, a chapter-wise weightage distribution has been detailed on this page. Also, the question paper is set such that there are two sections in the paper: Section A and Section B, and for each chapter, the section-wise distribution is provided as well.

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It is also to be noted that CISCE board has not provided this weightage officially. Instead, it is derived from an analysis of the previous years’ papers and the same is expected to be followed this year as the board has not announced any major changes in the examination pattern.

ICSE Class 10 Biology Weightage 2023

The detailed weightage distribution for each unit of ICSE 10th Biology 2023 syllabus is as tabulated below:

Unit Chapter Name Approximate Weightage Distribution (with options)
Section A Section B Total
Unit 1: Basic Biology
(15 Marks)
Structure of Chromosomes, Cell Cycle and Cell Division 2 marks 6 marks 8 marks
Genetics – Some Basic Fundamentals 1 mark 6 marks 7 marks
Unit 2: Plant Physiology
(26 Marks)
Absorption by Roots 2 marks 2 marks 4 marks
Transpiration 1 mark 8 marks 9 marks
Photosynthesis 3 marks 3 marks 6 marks
Chemical Co-ordination of Plants 2 marks 5 marks 7 marks
Unit 3: Human Anatomy & Physiology
(45 Marks)
The Circulatory System 3 marks 5 marks 8 marks
The Excretory System 2 marks 4 marks 6 marks
The Nervous System 3 marks 4 marks 7 marks
Sense Organs 4 marks 6 marks 10 marks
The Endocrine System 4 marks 2 marks 6 marks
The Reproduction System 4 marks 4 marks 8 marks
Unit 4
(Excluded)
Human Evolution Nil Nil Nil
Unit 5
(06 Marks)
Population 4 marks 2 marks 6 marks
Unit 6
(08 Marks)
Pollution 5 marks 3 marks 8 marks

Excluded Topics:

1. Diagram representation of the Carbon Cycle from Unit 2 (Photosynthesis).

2. A brief idea of the feedback mechanism with respect to TSH from Unit 3 (Endocrine System).

3. Unit 4 (Human Evolution) has been completely excluded.

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