The Fundamental Unit of Life Class 9 Worksheets with Answers
In this article, we will provide detailed answers to the worksheets on the fundamental unit of life for Class 9 students. These worksheets are designed to help students understand the basic concepts of cells and their structure.
Worksheet 1: Introduction to Cells
1. What is a cell?
A cell is the basic structural and functional unit of all living organisms. It is the smallest unit of life.
2. What are the three main parts of a cell?
The three main parts of a cell are the cell membrane, cytoplasm, and nucleus.
3. What is the function of the cell membrane?
The cell membrane acts as a protective barrier and controls the movement of substances in and out of the cell.
Worksheet 2: Cell Structure
1. What is the cell wall?
The cell wall is a rigid layer present outside the cell membrane in plant cells. It provides support and protection to the cell.
2. What is the function of the nucleus?
The nucleus is the control center of the cell. It contains the genetic material (DNA) and regulates all the activities of the cell.
3. What are mitochondria?
Mitochondria are known as the powerhouses of the cell. They produce energy through cellular respiration.
Worksheet 3: Cell Organelles
1. What are chloroplasts?
Chloroplasts are organelles found in plant cells that are responsible for photosynthesis, the process by which plants convert sunlight into energy.
2. What is the function of the endoplasmic reticulum?
The endoplasmic reticulum is involved in the synthesis and transport of proteins and lipids within the cell.
3. What are lysosomes?
Lysosomes are organelles that contain digestive enzymes. They help break down waste materials and cellular debris.
By answering these worksheets, students will develop a better understanding of the fundamental unit of life, which is essential for their biology studies. Regular practice of these worksheets will reinforce their knowledge and enable them to score well in examinations.
NCERT Solutions For Class 9 Science Chapter 5 The Fundamental Unit Of Life
NCERT Solutions Class 9 Science Chapter 5 The Fundamental Unit Of Life
Selina Solutions Class 9 Concise Biology Chapter 2 The Unit Of Life
Important Questions For Class 9 Science Chapter 5 The Fundamental Unit
CBSE Class 9 Science Notes Chapter 5 The Fundamental Unit Of Life
The Fundamental Unit Of Life Class 9 Notes
