Question

The Fundamental Unit a life

1. Every multicellidam dganim has arisen from a single cell: Justify this statement?

2. What do you mean by plasmolyres?

3 what would happen, if cell wall is not present in plant cells?

4. a) Differentiate between Rough ER and Smooth ER.
b) How Er is important fox membrane biosynthesis?

5.a)Why lysosomes are known as 'scavengors of the cell?
b) Lysosomes are self-destructive. True/False. Give reason?

6 How many membranes are present in mitochondra ? Give
the characteristic features of these membranes what
is the advantages of such features?

7.Name a call organelle found only in a plant cell and
mention its vasuous types along with their funcions and
location?

8.state reason for the following:
1)Mitochondria is k known as powerhouse of the cell?
2)Plastids are able to make their own protein?
3)Plant cell shrinks when kept in hypertonic solution?

9.Grass looks green, papaya appears yellow
.which cell organelles is responsible for this?

10.Name the organelle of the cell, which is responsible/ involved in the formation lysosomes . Write it function in the cell?
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Answer 1

cell is the fundamental unit of life

Answer 2

Cell is a fundamental unit of the life

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