Saturday, June 22, 2013

CBSE Class 9 - Science - CH5 - The Fundamental Unit Of Life (MCQs)

The Fundamental Unit Of Life 

Q1: Mitochondria are found

(a) in all type of living cells
(b) only in animal cells
(c) only in plant cells
(d) in eukaryote cells only

Q2: Who discovered the first living cell?

(a) Robert Hooke
(b) Leeuwenhoek
(c) Purkinje
(d) Robert Brown

Q3(NCERT Exemplar): Which of the following can be made into crystal?

(a) A bacterium
(b) An Amoeba
(c) A virus
(d) A sperm

Q4: Who used the word ‘protoplasm first time for living cells?

(a) Robert Hooke
(b) Leeuwenhoek
(c) Purkinje
(d) Robert Brown

Q5: The main constituent of cell-wall is:

(a) Starch
(b) cellulose
(c) protein
(d) none of these

Q6: Function of centriole is

(a) formation of spindle fibre
(b) nucleolus formationation
(c) cell wall formation
(d) cell division initiation

Q7: Which organelle is the power house of the cells?
(a) Plastids
(b) Mitochondria
(c) Golgi
(d) Nucleus

Q8: Chromosomes are made up of nucleic acid and _________

(a) Phosphorus
(b) Protein
(c) Sugar
(d) Calcium

Q9: Which organelle is considered as a suicide bag?
(a) Centrosome
(b) Mesosomes
(c) Lysosomes
(d) Chromosome

Q10: Plastids which are responsible for giving colors to fruits and flowers are

(a) chloroplasts
(b) leucoplasts
(c) protoplasts
(d) chromoplasts

Q11: Which of the following organelle is present onion cells but not in human cheek cells?

(a) cell wall
(b) cytoplasm
(c) nucleus
(d) plasma membrane

Q12(NCERT): Which cell organelle plays a crucial role in detoxifying many poisons and drugs?

(a) Golgi Apparatus
(b) Lysosomes
(c) Smooth Endoplasmic Reticulum
(d) Vacuoles

1: (d) in eukaryote cells only 
2: (b) Leeuwenhoek
3: (c) A virus
4: (c) Purkinje
5: (b) cellulose
6: (a) formation of spindle fibre
7: (b) Mitochondria
8: (b) Protein
9: (c) Lysosomes 
10: (d) chromoplasts
11: (a) cell wall
12: (c) Smooth Endoplasmic Reticulum


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  2. It was truly very useful for me to get better solutions.

  3. Answer to Q-6 is d) Cell division initiation

  4. i doubt whether i can totally rely on these ans or not

  5. This comment has been removed by the author.

  6. answer to 3rd question is not virus, it is sperm, it can be stored at -196.c in crystal form