ICSE Class 10 Biology Experiments

Biology is a practical science and the experiments included in the ICSE Class 10 Biology practical syllabus are the keys to enhance learning. Practical activities enable students to apply and extend their knowledge and create an interest in the subject. Crucially, practical work gives students an understanding of how biological knowledge is generated by experiment and observation. Practical work encourages students toward active learning and problem-solving. Students can refer to the ICSE Class 10 lab manual to know the exact procedure, materials required, aim, observation and how to conduct the experiment in the correct method.

ICSE Class 10 Biology practical syllabus helps students to understand the theoretical concepts and engage them with the scientific method. The practical assignments mentioned below will help students to develop important skills, help them to understand the process of scientific investigation and develop their understanding of concepts. Along with the theory paper, students should take the practical exam seriously so that they can fetch good marks in their Biology exam.

Download ICSE Class 10 Biology Practical Syllabus PDF

ICSE Class 10 Biology Practical Syllabus

Students of ICSE Class 10 can download the practical syllabus of Biology from the below link in pdf format as prescribed by the ICSE Board. These practical experiments are framed by referring to the theory concepts so that students can relate to them while performing the experiments. It is recommended that all the experiments should be performed following the correct step-by-step procedure to get the desired results.

List of Experiments for ICSE Class 10 Biology Practicals


(i) Observation of permanent slides of stages of mitosis.

(ii) Experiments demonstrating:

• Diffusion: Using potassium permanganate in water.

• Osmosis: Thistle Funnel experiment and potato osmoscope.

• Absorption: Using a small herbaceous plant.

(iii) Experiments on Transpiration:

• demonstration of the process using a Bell Jar.

• demonstration of unequal transpiration in a dorsiventral leaf using cobalt chloride paper. • demonstration of uptake of water and the rate of transpiration using Ganong’s potometer.

(iv) Experiments on Photosynthesis:

• to show the necessity of light, carbon dioxide and chlorophyll for photosynthesis.

• to show the release of O2 during photosynthesis using hydrilla/elodea.


(i) Identification of the structures of the urinary system, heart and kidney (internal structure) and brain (external view) through models and charts

(ii) The identification of different types of blood cells under a microscope.

(iii) Identification of the internal structure of the Ear and Eye (Through models and charts).

(iv) Identification and location of selected endocrine glands: Adrenal, Pancreas, Thyroid and Pituitary glands with the help of a model or chart.

Evaluation of ICSE Class 10 Biology Practical Exam

The assignments/project work is to be evaluated by the subject teacher and by an External Examiner. The Internal Examiner and the External Examiner will assess the assignments independently.

Marks Awarded 20 marks
Subject Teacher (Internal Examiner) 10 marks
External Examiner 10 marks

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