NCERT Solutions for Chapter: The Fundamental Unit of Life, Exercise 5: Exercises
NCERT Science Solutions for Exercise - NCERT Solutions for Chapter: The Fundamental Unit of Life, Exercise 5: Exercises
Attempt the practice questions on Chapter 5: The Fundamental Unit of Life, Exercise 5: Exercises with hints and solutions to strengthen your understanding. SCIENCE TEXTBOOK FOR CLASS IX solutions are prepared by Experienced Embibe Experts.
Questions from NCERT Solutions for Chapter: The Fundamental Unit of Life, Exercise 5: Exercises with Hints & Solutions
What would happen if the plasma membrane ruptures or breaks down?
What would happen to the life of a cell if there was no Golgi apparatus?
Which organelle is known as the powerhouse of the cell? Why?
Where do the lipids and proteins constituting the cell membrane get synthesised?
How does an Amoeba obtain its food?
What is osmosis?
Carry out the following osmosis experiment:
Take four peeled potato halves and scoop each one out to make potato cups. One of these potato cups should be made from a boiled potato. Put each potato cup in a trough containing water. Now,
(a) Keep cup A empty
(b) Put one teaspoon sugar in cup B
(c) Put one teaspoon salt in cup C
(d) Put one teaspoon sugar in the boiled potato cup D.
Keep these for two hours. Then observe the four potato cups and answer the following:
(i) Explain why water gathers in the hollowed portion of B and C.
(ii) Why is potato A necessary for this experiment?
(iii) Explain why water does not gather in the hollowed-out portions of A and D.
Which type of cell division is required for growth and repair of body and which type is involved in formation of gametes?
