P S Verma and V K Agarwal solutions for Class 9 Biology - Science Part 3 chapter 2 - The Fundamental Unit of Life : Cell [Latest edition]

Write down differences between nucleus and nucleoid

Describe the proteins of plasma membrane

Enumerate functions of plasma membrane.

Give an example of diffusion across plasma membrane.

Set up an experiment to demonstrate osmosis.

Write down the differences between diffusion and osmosis.

Write a note on endocytosis.

What would happen when eukaryotic cells are placed in hypotonic, hypertonic and isotomic solutions?

Name the Following :(A) Smallest Cell Organelle

Name the Following :(B) Largest Cell Organelle

Name the Following :(C) ER Studded with Ribosomes

Name the following :(d) Functional segments of the DNA molecule.

Distinguish between the following

(a) Chromoplast and chloroplast

What will happen in a cell if its nucleus is removed? Give reasons in support of your answer.

Explain why do spinach look green, papaya yellow and edible part of water melon red?

Write Down Two Main Functions of (A) Endoplasmic Reticulum

Write down two main functions of (b) Lysosome.

Name the following

(a) The cell organelle which synthesizes protein.

(b) The type of plastid which stores food.

"Lysosomes are known as suicide bags". Why?

Define the term Cell inclusions.

Define the Following Terms : (B) Cytosol

Define the Following Term : (C) Protoplasm

Define the Following Terms : (D) Nucleoplasm

Where do the ribosomes get synthesized?

Write Short Notes on (A) Mitochondria

Write Short Notes on (B) Plastids.

Write names of cell organelles.

What are three main functional regions of the cell?

What are main functional regions of the cell?

What are main functional regions of the cell?

What is the location of following in the cell :

(a) Chromatin

(b) Chromosome

(c) Nucleolus

What is the Location of Following in the Cell : Tonoplast

What are the genes? Where are they located in the cell?

Lysosomes are also called digestive bags. Why?

Which organelle is the "power plant" of eukaryotic cell. Write in brief its functions.

What are centrioles? Write about their functions.

Where do lipids and proteins constituting the plasma membrane get synthesised?

Draw a well labelled diagram of typical prokaryotic cell?

What does the term plasmolysed mean when used to describe a cell?

Describe with a diagram the fluid mosaic organisation of the plasma membrane.

Draw a well labelled diagram of animal cell and mention one function of the main cell organelles.

Give an illustrated account of nucleus.

Write short note on the following :

(a) Golgi apparatus

(b) Mitochondria