Biology 11, Chapter 1Cell Structure And Functions - 13

Biology 11, Chapter 1
Cell Structure And Functions - 13

1. What is a membrane?

a) A thick structure that separates two organs.
b) A thin structure that separates two fluids
c) A thick structure that separates two fluids.
d) A thin structure that separates two organs.

2. What is a plasma membrane?

a) It is outer boundary of the cell.
b) It is inner boundary of the plasma.`
c) It is outer living boundary of the plasma.
d) It is outer living boundary of the cell

3. What is the extracellular component which the cells have?

a) Cell wall
b) cytoplasmic membrane
c) Cell membrane
d) All of these

4. Cell wall is formed?

a) Inside the membrane
b) Inside the cell
c) Just above the cell
d) Exterior to the membrane

5. The cell wall is present in?

a) Plant cells, prokaryotes and fungi
b) All answers are correct
c) Animal cells, prokaryotes and fungi
d) Plant cells, prokaryotes and protozoa

6. Plant cell walls differ in chemical composition from those of the?

a) Does not differ with any
b) prokaryotes and fungi
c) Differ with prokaryotes only
d) Differ with fungi only

7. Pick the correct statement?

a) No answer is correct
b) The cell wall is created by the cell
c) The cell wall is secreted by the cell
d) The cell membrane is secreted by the cell

8. The structure, thickness and chemical nature of the cell wall?

a) varies with type of cell
b) Remains constant
c) Varies with type of cell and its function
d) Varies with its function

9. The main layers of plant cell wall are?

a) Primary cell wall, middle lamella and secondary cell wall
b) Primary cell wall, upper lamella and secondary cell wall
c) Primary cell wall, middle lamella and secondary lamella
d) Primary cell wall, middle bamella and secondary cell wall.

10. The plant cell wall consists of how many main layers?a) Five
b) Three
c) Four
d) Two

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