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Subjects
Science CBSE Homework Assignments
Class 9
The fundamental unit of life
Plasma membrane and transportation

1. Plasma membrane

Task:

3 m.

Choose the proper answer to the questions:

1. Which of the following property of the plasma membrane is correct?

Tough and flexible layer
Rigid layer
Complete permeable layer
Thin and flexible layer

2. The process of engulfing food from external environment with the help of plasma membrane is called as...

Peristalsis
Pinnocytosis
Endocytosis
Exocytosis

3. Which of the following statement is true?

plasma membrane is a outermost layer of an animal cell
plasma membrane is a second outermost layer of an animal cell
plasma membrane is situated in the central part of an animal cell
plasma membrane is a middle layer of an animal cell

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