8. Cell—Structure and Functions – Class 8 Science Chapter 8 NCERT Important Questions and Answers for CBSE

Marks-Wise Important Questions and Answers for Class 8 Science Chapter 8: Cell—Structure and Functions (CBSE)

Chapter 8: Cell—Structure and Functions

1.Choose the correct statement with respect to unicellular organisms:
(a)in unicellular organisms, tissues work in co-ordination to perform different functions.
(b)unicellular organisms do not require food.
(c)unicellular organisms respire and reproduce.
(d)all unicellular organisms move by cilia.
2.Majority of cells cannot be seen directly with our naked eyes because:
(a)organisms are generally unicellular
(b)cells are microscopic
(c)cells are present only inside the body
(d)cells are grouped into tissues
3.Read the different combinations of terms given below:
(a)cell wall, cell membrane, nucleus, plastid
(b)cell wall, nucleus, ribosome, chromosome
(c)cell membrane, mitochondria, ribosome, chromosome
(d)cell membrane, ribosome, mitochondria, chloroplast.
The correct combination of terms with reference to an animal cell is _____.

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Posted 3 months ago