Question 3(i)
Substances which are made up of cellulose or proteins are hydrophilic. What will happen to the wooden doors in rainy season?
The wooden doors will swell up during rainy season by absorbing moisture present in the air as cellulose being hydrophilic will imbibe (surface attraction) water.
Key Concepts Covered
This question tests your understanding of the following concepts from the chapter Solved Sample Paper 2: Question, Substances, Made, Cellulose, Proteins, Hydrophilic. These are fundamental topics in Biology that students are expected to master as part of the ICSE Class 10 curriculum.
A thorough understanding of these concepts will help you answer similar questions confidently in your ICSE examinations. These topics are frequently tested in both objective and subjective sections of Biology papers. We recommend revising the relevant section of your textbook alongside practising these solved examples to build a strong foundation.
How to Approach This Question
Read the question carefully and identify what is being asked. Break down complex questions into smaller parts. Use the terminology and concepts discussed in this chapter. Structure your answer logically — begin with a definition or key statement, then provide supporting details. Review your answer to ensure it addresses all parts of the question completely.
Key Points to Remember
- Use precise scientific terminology as defined in the textbook.
- Draw and label diagrams neatly for full marks.
- Understand the difference between structure and function.
- Learn processes step-by-step in the correct sequence.
Practice more questions from Solved Sample Paper 2 — Biology, Class 10 ICSE