CBSE Class 9 Science Fundamental Unit of Life Worksheet Set F

Read and download free pdf of CBSE Class 9 Science Fundamental Unit of Life Worksheet Set F. Download printable Science Class 9 Worksheets in pdf format, CBSE Class 9 Science Chapter 5 The Fundamental Unit of Life Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Science Class 9 Assignments and practice them daily to get better marks in tests and exams for Class 9. Free chapter wise worksheets with answers have been designed by Class 9 teachers as per latest examination pattern

Chapter 5 The Fundamental Unit of Life Science Worksheet for Class 9

Class 9 Science students should refer to the following printable worksheet in Pdf in Class 9. This test paper with questions and solutions for Class 9 Science will be very useful for tests and exams and help you to score better marks

Class 9 Science Chapter 5 The Fundamental Unit of Life Worksheet Pdf

Practice Worksheet
CBSE Class 9 Science
Topic: Fundamental Unit of Life

 

Very Short Answer

Q1) Why do plant cells possess large sized vacuole? 
Ans: Plant cells possess large sized vacuoles for storing important substances like nutrients and water. They store waste materials in them too. Vacuoles also maintain turgidity of the cell as they contain cell sap.

Q2) Define plasmolysis. What will happen to a plasmolysed cell if it is kept in hypotonic solution? 
Ans: The phenomenon of the loss of water from a plant cell by osmosis when a cell is kept in a hypertonic solution so that the cytoplasm shrinks away from the cell wall is called plasmolysis.
If a plasmolysed cell is kept in hypotonic solution the cell will revert to their normal condition. This is called de-plasmolysis.

Q3) Why mitochondria is called ‘power house of the cell’? 
Ans: Mitochondria contains enzymes, for catalyzing biochemical reactions involved in respiration. Energy is produced in the process, hence it is called powerhouse of the cell.

Q4) Briefly describe the structure of Golgi apparatus. 
Ans: Golgi apparatus consists of membrane bound vesicles arranged in stacks called cisterns. Often they have connections with membranes of ER.

Q5) What is cell division? Give the types of cell division.
Ans: Cell division is a process of formation of two or more daughter cells of its own type from the mother cell.
Cell division is of three types:
i. amitosis
ii. mitosis
iii. meiosis

 
 

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Chapter 5 The Fundamental Unit of Life CBSE Class 9 Science Worksheet

The above practice worksheet for Chapter 5 The Fundamental Unit of Life has been designed as per the current syllabus for Class 9 Science released by CBSE. Students studying in Class 9 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 9 Science on a daily basis. All the latest practice worksheets with solutions have been developed for Science by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 9 Science students to get all the latest study material free of cost. Teachers of studiestoday have referred to the NCERT book for Class 9 Science to develop the Science Class 9 worksheet. After solving the questions given in the practice sheet which have been developed as per the latest course books also refer to the NCERT solutions for Class 9 Science designed by our teachers. After solving these you should also refer to Class 9 Science MCQ Test for the same chapter. We have also provided a lot of other Worksheets for Class 9 Science which you can use to further make yourself better in Science.

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