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Chapters
2: Being Alive - What is its Meaning?
▶ 3: The Cell - A Unit of Life
4: Tissues
5: Vegetative Propagation
6: Biotechnology Applications
7: Flowers
8: Pollination and Fertilization
9: Seeds: Structure and Germination
10: Respiration in Plants
11: Understanding EcoSystems
12: Interaction Between Biotic and Abiotic Factors in an EcoSystem
13: Diversity of Life and Classification
14: Bacteria and Fungi: Their Importance
15: Nutrition in Man
16: Digestive System
17: The Skeletal System
18: Structure and Function of Skin
19: Respiratory System
20: Health: Causes of Diseases
21: Health: Personal and Social
22: Sources of Waste
23: Safe Disposal of Wastes
![Frank solutions for Biology [English] Class 9 ICSE chapter 3 - The Cell - A Unit of Life - Shaalaa.com](/images/biology-english-class-9-icse_6:77732ab511d24be4a4c5dcfc00fdbe57.jpg "Frank solutions for Biology [English] Class 9 ICSE chapter 3 - The Cell - A Unit of Life")
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Solutions for Chapter 3: The Cell - A Unit of Life
Below listed, you can find solutions for Chapter 3 of CISCE Frank for Biology [English] Class 9 ICSE.
Frank solutions for Biology [English] Class 9 ICSE 3 The Cell - A Unit of Life Excercise [Pages 25 - 27]
Justify the statement "cell is the basic unit of life"
Who proposed the Cell theory? Explain the main points of this theory.
Define the term cell? Also, describe types of cells.
Name any five cell organelles.
What was the contribution of the following to our knowledge of cells?
Robert Hooke
What was the contribution of the following to our knowledge of cells?
Virchow
What was the contribution of the following to our knowledge of cells?
Schleiden
What was the contribution of the following to our knowledge of cells?
Schwann
How will you distinguish cell wall from plasma membrane?
What is the function of the following?
Mitochondria
What is the function of the following?
Ribosomes
What is the function of the following?
Cell membrane
What are plastids?
Write two main functions of the plastids.
Expand - ER
Expand - SER
Expand - RER
What is a chromosome?
Describe the structure of the chromosome in brief.
Give one main function of the following:
Chloroplast
Give one main function of the following:
Chromosomes
Give one main function of the following:
Endoplasmic Reticulum
Fill in the blank with a suitable word:
The single-celled alga ______ measures 10 cm in length.
Fill in the blank with a suitable word:
DNA is an abbreviated form of ______.
Fill in the blank with a suitable word:
Cell ______ was proposed by Schleiden and Schwann.
Fill in the blank with a suitable word:
The largest cell in the animal kingdom is that of ______ egg.
Fill in the blank with a suitable word:
______ controls all the metabolic activities of the cell.
Match the items in column A with the appropriate items in column B:
| column A | column B |
| 1. Platform or workplace for the synthesis of proteins | a. Golgi complex |
| 2. A powerhouse of cells | b. Ribosomes |
| 3. Help in the formation of cell plate during cell division | c. Chloroplast |
| 4. Site for photosynthesis | d. Mitochondria |
| 5. Control tower of cell | e. Chromosomes |
| 6. A structure bearing genes | f. Nucleus |
Identify the lettered parts of the typical animal cell shown in the following figure.
Who studied the cell first?
Who says that cell is the biological unit of body structure?
Which is the longest human cell?
Name the longest cell.
Where is energy stored in a cell?
Which is the smallest cell?
What do you mean by prokaryotic cells?
Identify the lettered parts of the typical plant cell shown in the following figure.
the question has four options. Choose the correct answer:
Cell theory states
all cells have a nucleus
all cells are living
cell reproduces by mitosis and meiosis
cells are functional and structural unit of plants and animals
the question has four options. Choose the correct answer:
Chromosomes are made up of
DNA
RNA
protein
by all the above three
the question has four options. Choose the correct answer:
Organelles found in plants only are
Golgi bod
mitochondria
plastid
ribosome
the question has four options. Choose the correct answer:
A prokaryotic cell doesn't have
nucleus membrane
cell wall
cytoplasm
plasma membrane
the question has four options. Choose the correct answer:
Mitochondria were first seen by
Robert Hooke
Altman
Coliear
Banda
the question has four options. Choose the correct answer:
The word cell was given by
Leeuwenhoek
Robert Hooke
Flamming
Robert Brown
the question has four options. Choose the correct answer:
The cell was discovered by
Robert Hooke
Darwin
Lamarck
Khorana
Solutions for 3: The Cell - A Unit of Life
Frank solutions for Biology [English] Class 9 ICSE chapter 3 - The Cell - A Unit of Life
Shaalaa.com has the CISCE Mathematics Biology [English] Class 9 ICSE CISCE solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Frank solutions for Mathematics Biology [English] Class 9 ICSE CISCE 3 (The Cell - A Unit of Life) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.
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Concepts covered in Biology [English] Class 9 ICSE chapter 3 The Cell - A Unit of Life are The Invention of the Microscope and the Discovery of Cell, Cell: Structural and Functional Unit of Life, Cell Theory, Prokaryotic and Eukaryotic Cell, Structure of the Cell, Plasma Membrane, Cell Wall - “Supporter and Protector”, Cytoplasm - “Area of Movement”, Endoplasmic Reticulum (ER), Mitochondria - “Power House of the Cell”, Golgi Apparatus - "The delivery system of the cell", Lysosome - “Suicidal Bag”, Centrosome and Centrioles, Plastids, Non-living Substances Or Cell Inclusion, Nucleus - “Brain” of the Cell, Organisms Show Variety in Cell Number, Shape and Size, Semi-permeable Membrane (Cell Membrane), Ribosomes - "The sites of protein synthesis", Plant Cell and Animal Cell, Protoplasm, Every Activity of a Living Organism is the Outcome of Cellular Activity.
Using Frank Biology [English] Class 9 ICSE solutions The Cell - A Unit of Life exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Frank Solutions are essential questions that can be asked in the final exam. Maximum CISCE Biology [English] Class 9 ICSE students prefer Frank Textbook Solutions to score more in exams.
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