The fundamental unit of life cell Mcqs class 9th | Bio Mcqs with answers ( CBSE and NCERT)| koonotes

The Fundamental unit of life cell.

Chapter -2

Lets start

1. The term 'cell' was given by

A) Leeuwenhoek
B) Robert hooke
C) Flemming
D) Robert browen

ANSWER= (B) Robert hooke

 

2. The longest cell in the human body is

A) Nerve cell
B) Muscle cell
C) liver cell
D) kidney cell

ANSWER= (A) Nerve cell

 

3. The number of lenses in heinght microscope is

A) 2
B) 3
C) 1
D) 4

ANSWER= (A) 2

 

4. which of the following has an irregular or variable shape ?

A) euglena
B) Paramecium
C) Amoeba
D) acetabularia

ANSWER= (C) Amoeba 

 

5. Genetic material of a eukrayotic cell is contained in

A) Protein synthesis
B) Ribosome synthesis
C) enzyme synthesis
D) mRNA synthesis

ANSWER= (B) Ribosome synthesis

 

6. Middle lamella is formed of

A) calcium pectate
B) cellulose
C) hemicellulose
D) lignin

ANSWER= (A) calcium pectate

 

7. A cell placed in solution swells up. The solution is

A) hypertonic
B) isotonic
C) hypotonic
D) both a and b

ANSWER= (D) both a and b 

 

8. Bulk transport occurs through

A) endocytosis
B) exocytosis
C) endosmosis
D) both a and b

ANSWER= (D) both a and b

 

9. Golgi apparatuse is involved in synthesis of

A) new membrane
B) new membranes and lysosomes
C) cellulose
D) glucose

ANSWER= (C) cellulose

 

10. lysosomes are also called

A) suicide bags
B) digestive bags
C) demolition squades
D) all the above

ANSWER= (D) all the above

 

11. Cytoplasm is

A) unit mass of protoplasm
B) protoplams excluding plasma.        mambrane
C) protoplasm excluding plasma membrane and nucleus
D) protoplasm excluding plasma membrane and cell organelles

ANSWER= (C) Protoplasm excluding plasma membrane and nucleus 

 

12. Centrosome occurs in

A) plant cells
B) animal cells
C) animal cells and some lower plant cells
D) all the above

ANSWER= (C) Animal cells and some lower plant cells

 

13. The outer most layer of human cheek cells is

A) cytoplasm
B) plasma membrane
C) cell wall
D) nuclear membrane

ANSWER= (B) plasma membrane

 

14. converslip is put on the mounted material on a slide very gently to

A) avoid the crushing of mounted material
B) avoid the entry of air bubble
C) avoid oozing of stain
D) avoid oozing of glycerine

ANSWER= (B) avoid the entry of air bubble 

 

15. Centrosome occurs in

A) plant cells
B) animal cells
C) animal cells and some lower plant cells
D) all the above

ANSWER= (C) animal cells and some lower plant cells 

About chapter,

THE FUNDAMENTAL UNIT OF LIFE CELL,

What is the Living Being Made of? Prokaryotic and Eukaryotic Cell, Structure of Cell, Plasma Membrane, Cell Wall, Nucleus, Cytoplasm, (Cell Organelles viz. Endoplasmic Reticulum, Ribosomes, Golgi Apparatus, Lysosome, Mitochondria, Plastids, Chloroplasts, Vacuoles, Peroxisomes, Centrosomes), Differences Between Plant and Animal Cells, Important Facts About Cells, Summary, Formative Assessment, MCQs and Viva-Voce Based on Practical Skills, Some Activity Based Questions, Paper Pen Test, Summative Assessment, NCERT Textbook Questions and Exercises with Answers, Questions Based on NCERT Question Bank (Exemplar Problems in Science), Questions of CBSE Sample Paper, Some Typical or Illustrative Questions, Questions Based on Higher Order Thinking Skills (HOTS), Revision Questions, Value Based Questions with Answers.