MEDIUM
9th CBSE
IMPORTANT
Earn 100

Do you agree that "A cell is a building unit of an organism"?. If yes, explain why?

Important Questions on The Fundamental Unit of Life

MEDIUM
9th CBSE
IMPORTANT
NCERT Exemplar Science - Class 9>Chapter 5 - The Fundamental Unit of Life>Short Answer Questions>Q 32
Why does the skin of your finger shrink when you wash clothes for a long time?
MEDIUM
9th CBSE
IMPORTANT
NCERT Exemplar Science - Class 9>Chapter 5 - The Fundamental Unit of Life>Short Answer Questions>Q 33
Why is endocytosis found in animals only?
MEDIUM
9th CBSE
IMPORTANT
NCERT Exemplar Science - Class 9>Chapter 5 - The Fundamental Unit of Life>Short Answer Questions>Q 34
A person takes a concentrated solution of salt, after some time, he starts vomiting. What is the phenomenon responsible for such a situation? Explain.
MEDIUM
9th CBSE
IMPORTANT
NCERT Exemplar Science - Class 9>Chapter 5 - The Fundamental Unit of Life>Short Answer Questions>Q 35
Name any cell organelle which is non-membranous.
MEDIUM
9th CBSE
IMPORTANT
NCERT Exemplar Science - Class 9>Chapter 5 - The Fundamental Unit of Life>Short Answer Questions>Q 36
We eat food composed of all the nutrients like carbohydrates, proteins, fats, vitamins, minerals and water. After digestion, these are absorbed in the form of glucose, amino acids, fatty acids, glycerol etc. What mechanisms are involved in the absorption of digested food and water?
MEDIUM
9th CBSE
IMPORTANT
NCERT Exemplar Science - Class 9>Chapter 5 - The Fundamental Unit of Life>Short Answer Questions>Q 37
If you are provided with some vegetables to cook. You generally add salt into the vegetables during the cooking process. After adding salt, vegetables release water. What mechanism is responsible for this?
MEDIUM
9th CBSE
IMPORTANT
NCERT Exemplar Science - Class 9>Chapter 5 - The Fundamental Unit of Life>Short Answer Questions>Q 38
If cells of onion peel and RBC are separately kept in a hypotonic solution, what among the following will take place?
MEDIUM
9th CBSE
IMPORTANT
NCERT Exemplar Science - Class 9>Chapter 5 - The Fundamental Unit of Life>Short Answer Questions>Q 39
Bacteria do not have chloroplast but some bacteria are photoautotrophic in nature and perform photosynthesis. Which part of the bacterial cell performs this?