The Fundamental Unit of Life MCQ Questions Class 9 Science Chapter 5
NCERT MCQ Questions for Class 9 Science Chapter 5 The Fundamental Unit of Life. The Fundamental Unit of Life MCQ Questions with Answers from Class 9 Science Biology.
The Fundamental Unit of Life MCQ Questions Class 9 Science Chapter 5
The Fundamental Unit of Life Multiple Choice Questions with Answers Class 9 Science Chapter 5 PDF is available.
1.) Basic unit of living body
a) Small room
b) Tissue
c) Hairs
d) Cell
ANS-Cell
2.) ………………. Is not unicellular organism
a) Cactus
b) Chlamydomonas
c) Paramecium
d) Bacteria
ANS-Cactus
3.) ………………Is not multicellular organism
a) Human
b) Plant
c) Amoeba
d) Cactus
ANS-Amoeba
4.) Every multicellular organism has originated from………..
a) Human
b) Single cell
c) Bacteria
d) Tissue
ANS-Single cell
5.) ……………. Cell is not found in human body
a) Blood
b) Nerve
c) Fat
d) Electro
ANS-Electro
6.) Shape and size of cell are depend on their…………….
a) Texture
b) Shape
c) Function
d) chemical
ANS-Function
7.) Human body is originated from……………
a) mother
b) Stomach of mother
c) Single cell
d) None of them
ANS-Single cell
8.) Each cell has certain specific component within it known as ……………………
a) Cell body
b) Cytoplasm
c) Cell organelles
d) None of them
ANS-Cell organelles
9.) Cell is seen under……………….
a) Stethoscope
b) Thermometer
c) Microscope
d) None of them
ANS-Microscope
10.) ……………………. Is cell organelle
a) Amoeba
b) Bacteria
c) Cytoplasm
d) Plasmodium
ANS-Cytoplasm
11.) Outermost covering of cell that separates the contents of cell from its external environment
a) Cell envelope
b) Cell cover
c) Cell membrane
d) Cell protector
ANS-Cell membrane
12.) …………………….. is allows or permits the entry and exit of some material in and out of the cell
a) Cell envelope
b) Cell cover
c) Cell membrane
d) Cell protector
ANS-Cell membrane
13.) …………………. Is called selectively permeable membrane
a) Cell envelope
b) Cell cover
c) Cell membrane
d) Cell protector
ANS-Cell membrane
14.) Carbon dioxide or oxygen can move across the cell membrane by a process called……..
a) Reverse Osmosis
b) Diffusion
c) Transportation
d) Circulation
ANS-Diffusion
15.) …………….. process plays important role in gaseous exchange between cells as well as the cell and its external environment
a) Reverse Osmosis
b) Diffusion
c) Transportation
d) Circulation
ANS-Diffusion
16.) The movement of water molecules through such a selectively permeable membrane is called………..
a) Osmosis
b) Diffusion
c) Transportation
d) Circulation
ANS-Osmosis
17.) The cell is swell up by ……………… solution
a) Hypertonic solution
b) Hypotonic solution
c) Isotonic solution
d) None of them
ANS-Hypertonic solution
18.) When the medium is behaving like hypertonic solution
a) Cell is swell up
b) Cell size retain as it is
c) Cell will shrink
d) All of them
ANS-Cell is swell up
19.) The cell will stay the same size…………………. Solution
a) Hypertonic solution
b) Hypotonic solution
c) Isotonic solution
d) None of them
ANS-Isotonic solution
20.) When the medium is behaving like isotonic solution
a) Cell is swell up
b) Cell is size retain as it is
c) Cell will shrink
d) All of them
ANS-Cell size retain as it is
21.) The plasma membrane is made up of …………………
a) Salt
b) Carbohydrates
c) Minerals
d) Lipids
ANS-Lipids
22.) Cell membrane engulfed food from its external environment called
a) Reverse Osmosis
b) Diffusion
c) Endocytosis
d) Circulation
ANS-Endocytosis
23.) Amoeba acquires its food through ………………….
a) Reverse Osmosis
b) Endocytosis
c) Transportation
d) Circulation
ANS-Endocytosis
24.) Rigid outer cover present in plant cell
a) Plasma membrane
b) Cytoplasm
c) Vacuole
d) Cell wall
ANS-Cell wall
25.) Plant cell wall is made up of………….
a) Cellulose
b) Carbohydrates
c) Minerals
d) Lipids
ANS-Cellulose
In case you are missed :- Previous Chapter MCQ Questions
26.) ……………………. Is a complex substance and provides structural strength to plant
a) Cellulose
b) Carbohydrates
c) Minerals
d) Lipids
ANS-Cellulose
27.) Water movement in plant shows osmosis results contraction and shrinkage of cell called………
a) Reverse Osmosis
b) Endocytosis
c) Transportation
d) Plasmolysis
ANS-Plasmolysis
28.) Nucleus has double layered covering called ………
a) Cytoplasm
b) Nuclear membrane
c) Cell wall
d) Cell membrane
ANS-Nuclear membrane
29.) ……………….. material present in nucleus.
a) Cytoplasm
b) Nuclear membrane
c) Fluid
d) None of them
ANS-None of them
30.) Rod shaped structure present in nucleus called………….
a) Cytoplasm
b) Vacuole
c) Proteins
d) Chromosomes
ANS-Chromosomes
31.) full form of DNA
a) Deoxyribo Nucleic Acid
b) Doxy ribose acid
c) Deoxyribose Napthalic Acid
d) Deoxyribo Nucleic Anta acid
ANS-Deoxyribo Nucleic Acid
32.) Chromosomes are composed of ……….. and ………..
a) Acid, bases
b) Minerals, bases
c) DNA, proteins
d) DNA, RNA
33.) Functional segments of DNA called …………
a) RNA
b) Genes
c) Chromosome
d) None of them
ANS-Genes
34.) Nucleus plays vital role in cellular ……………
a) Circulation
b) Transportation
c) Reproduction
d) Digestion
ANS-Reproduction
35.) Undefined nuclear region containing only nucleic acids is called………….
a) RNA
b) Genes
c) Chromosome
d) Nucleoid
ANS-Nucleoid
36.) ……………. has lack of nuclear membrane
a) Prokaryotes
b) Eukaryotes
c) Cactus
d) Human being
ANS-Prokaryotes
37.) Organisms with cell having a nuclear membrane called……………
a) Prokaryotes
b) Eukaryotes
c) Cactus
d) Human being
ANS-Eukaryotes
38.) Fluid content present in cell called………….
a) Cytoplasm
b) Vacuole
c) Proteins
d) Chromosomes
ANS-Cytoplasm
39.) ……………… lacks any membranes and hence they do not show characteristics of life
a) Plasmodium
b) Viruses
c) Human being
d) None of them
ANS-Viruses
40.) Full form of ER
a) Endo ribosome
b) Endoplasmic reticulum
c) Endoplasmic ribosome
d) Endoplasmic ribose
ANS-Endoplasmic reticulum
41.) Full form of SER
a) Smooth Endo ribosome
b) Small endoplasmic reticulum
c) Smooth endoplasmic reticulum
d) Smooth endoplasmic ribosome
ANS-Smooth endoplasmic reticulum
42.) …………. Plays crucial role in detoxifying many poisons and drugs
a) DNA
b) RNA
c) SER
d) RER
ANS-SER
43.) …………… are membrane bound sacs filled with digestive enzymes
a) Cytoplasm
b) Vacuole
c) Proteins
d) Lysosomes
ANS-Lysosomes
44.) Lysosomes are known as…………..
a) Power house of the cell
b) Suicide bags
c) Lipids
d) None of them
ANS-Suicide bags
45.) …………….. generates ATP
a) Cytoplasm
b) Vacuole
c) Mitochondria
d) Lysosomes
ANS-Mitochondria
46.) Full form of ATP
a) Adenosine Mitochondria
b) Adenosine triphosphosphate
c) Adenosine tri molecule
d) Adenosine triple
ANS-Adenosine triphosphosphate
47.) White or colorless plastids known as……………
a) Plasmodium
b) Plastid
c) Chloroplast
d) Leucoplast
ANS-Leucoplast
48.) Numerous membrane layers present in chloroplast called …………..
a) Cytoplasm
b) Vacuole
c) Mitochondria
d) Stroma
ANS-Stroma
49.) The process of cell division by which most of the cells are divided for growth is called………….
a) Reproduction
b) Meiosis
c) Mitosis
d) None of them
ANS-Mitosis
50.) Four new cells produces by cell division, in that new cells have only half the number of chromosomes than that of mother cell
a) Endocytosis
b) Exocytosis
c) Meiosis
d) Mitosis
ANS-Meiosis
More MCQ Set on Cell:
Cells Class 9 Science MCQ Question and Answers. Important MCQ on Cells 9th Standard Mathematics Subject.
1) _______ muscles is found in the walls of the heart
a ) Skeletal b) Smooth c) Cardiac d) Striated
Ans. Cardiac
2) Which statement about the fluid mosaic model of membrane structure is correct?
a) The less unsaturated the fatty acid, the more fluid nature.
b) The more unsaturated the fatty acid, the more fluid nature.
c) Higher the temperature, less fluid nature.
d) The lower the temperature, more fluid nature
Ans.The less unsaturated the fatty acid, the more fluid nature.
3) Which one is not a connective tissue
a ) muscle b) bone c) adipose d) blood
Ans. Muscle
4) All are postulates of cell theory except
a) New cell is derived from pre-existing cells.
b) Cell does not contain the hereditary material.
c) All living organisms are made up of one or more cells.
d) Cell is the fundamental unit of life
Ans. Cell does not contain the hereditary material.
5) Identify the plant tissue
a ) Epithelial b) connective c) meristematic d) muscle
Ans. Meristematic
6) Select the odd one
a) Active transport b) Diffusion
c) Facilitated diffusion d) Osmosis
AnsFacilitated diffusion
7) Waste production and demand of nutrients are directly proportional to
a ) cell size b) cell volume c) cell mass d) cell shape
Ans. Cell volume
8) Cell organelle found in animal cell and help intracellular digestion
a) Lysosome b) Ribosomes c) Mitochondria d) Golgi apparatus
Ans.Lysosome
9) These are the longest cells in our body
a) nerve cells b) muscle cells
c) stem cells d) both a and b
Ans. Both a and b
11) _______ are instruments which produce magnified visual of objects too small to be seen with the naked eye
a) telescope b) periscope c) microscope d) binocular
Ans. Microscope
12) The important parameters in microscopy is
a ) magnification b) resolution c) brightness d) only a and b
Ans. Only a and b
13) The resolution of a microscope is defined as the ______
distance between two points on a specimen
a ) largest b) smallest c) average d) both b and c
Ans. Smallest
14) A photograph of an image taken through a microscope is called
a ) micrograph b) minigraphc) electrograph d) microscopic photograph
Ans. Micrograph
15) A 10x eyepiece used with a 10x objective lens will produce a magnification of
a ) 10x b) 10³x c) 100x d) 100x
Ans. 100x
16) Identify the incorrect statement regarding electron microscope
a ) it has a resolution of 0.2 nanometer
b ) it has magnification of upto250000 times
c) there are two types of electron microscope
d) it can image a live cell
Ans. It can image a live cell
17) Cells were first discovered by
a ) Robert Hooke b) Robert Brown
c) Albrecht von Roelliker
Ans. Robert Hooke
19) Which one of them is not a postulate of cell theory
a ) all living organism are made up of cells
b) new cells arise from the division of pre-existing cells
c) cells are not the structural and functional unit of life
d ) cells contains the hereditary character
Ans. cells are not the structural and functional unit of life
20) Energy flow occurs in cells through the breakdown of carbohydrates by
a ) photosynthesis b) combustion c) both a and b d) respiration
Ans. Respiration
21) _______ cells have a proper nucleus and membrane bound organelles
a ) Eukaryotic b) Prokaryotic c) Stem d) Nerve
Ans. Eukaryotic
22) Identify the incorrect statement regarding eukaryotic cells
a ) they are unicellular or multicellular
b) golgi apparatus are present
c) there are no chromosomes
d) vacuoles are present
Ans. there are no chromosomes
23) Chloroplasts, chromoplasts and leucoplasts are example of
a ) ribosomes b) plastids d) lysosome d) vacuoles
Ans. Plastids
24) Except one all other are true concerning plant cells
a ) nucleus is found in the middle
b ) vacuoles are large
c) they have a cell wall
d) that rarely contain centriole
Ans. nucleus is found in the middle
25) The cell wall have instant functions such as
a ) protection b) support c) structure d) all of the above
Ans. All of the above
26) Bacterial cell walls are composed of a sugar and amino acid called ______.
a ) glycan b) peptidoglycan c) peptido d) none
Ans. Peptidoglycan
27) The openings in the cell wall are called _______.
a ) mouth b) cavity c) plasmodesmeta d) reticulate
Ans. Plasmodesmeta
28) Movement of substances across cell membranes is necessary
a ) for acquisition of oxygen and nutrients
b) excrete waste products
c) control the concentration of required substances
d) all of the above
Ans. All of the above
29) Which one of them is not a mode of transport of materials between cells
a ) osmosis b) diffusion c) reverse osmosis d) active transport
Ans. Reverse osmosis
30) ______ is the movement of substances from a region of high concentration to low concentration.
a ) Diffusion b) Osmosis c) Facilitated Diffusion d) Active transport
Ans. Diffusion
31) Identify the true statement concerning osmosis
a ) it’s a passive process
b) it’s is vital to plant and animal cell survival
c) both a and b
d) only a
Ans. Both a and b
32) Osmosis in the kidneys keeps the _____ and ____ levels in the body and blood at the correct levels.
A ) water , salt b) water , sugar
c) sugar , salt d) All
Ans. Water and salt
33) In biological system energy occurs in the form of
a) TTP b) ATP c) ADP d) APP
Ans. ATP
34) The little structure that are present inside the cells are
a ) organ b) cell organs d) cell organisms d) cell organelles
Ans. Cell organelles
35) it’s the granular fluid located inside nucleus
a) protoplasm b) nucleoplasm c) cytoplasm d) xenoplasm
Ans. Nucleoplasm
36) It’s a site of aerobic respiration in the cell
a ) mitochondria b) golgi apparatus c) centrioles d) ribosomes
Ans. Mitochondria
37) Which statement holds true for mitochondria
a ) it’s found in only prokaryotic cells
b) there is just an outer membrane
c) anaerobic respiration takes place here
d) its called the power house of the cells
Ans. its called the power house of the cells
38) It is involved in the synthesis of lipids, including oils, phospholipids and steroids
a ) ribosomes b) Smooth Endoplasmic Reticulum
c) rough Endoplasmic Reticulum d) Golgi body
Ans. Smooth Endoplasmic Reticulum
39) Ribosomes are composed of RNA and _____.
a ) carbohydrates b) protein c) fats d) all of the above
Ans. Protein
40) It the site for protein synthesis in the cell
a ) Ribosomes b) nucleus c) chloroplast d) leucoplasts
Ans. Ribosomes
41) Many vesicles are made in the _______ and _______.
a ) Golgi body, ribosomes b) Golgi body, vacuoles
c) Golgi body, mitochondria d) Golgi body , endoplasmic reticulum
Ans. Golgi body , endoplasmic reticulum
42) This organelle has enzyme which can digest the cell
a ) Vesicles b) Lysosomes c) Leucoplasts d) Plastids
Ans. Lysosomes
43) Ripened fruit , flowers and autumn leaves get their colour from
a ) starch b) glucose c) chromoplastd) pigments
Ans. Chromoplast
44) it’s the smallest cell
a) mycoplasmas b) Euglena c) fungi d) virus
Ans. Mycoplasmas
45) Bird eggs are bulky because
a) they contain large amount of nutrients
b) birds need to fly
c) no specific reason
d) body a and b
Ans. they contain large amount of nutrients
46) Select the mismatched
a ) Plastids → Storage of chemicals
b ) Centriole → Help in cell division
c ) Ribosomes → Synthesis of steroids
d )Mitochondria → Synthesis of ATP
Ans. Ribosomes → Synthesis of steroids
47) Trace the correct pathway of protein produce from protein Factories
a ) RER → Ribosome → Golgi body → Lysosome
b ) Ribosomes → RER → Golgi body → Lysosome
c )Golgi body → RER → Ribosome → Lysosome
d ) RER → Ribosome → Lysosome → Golgi body
Ans RER → Ribosome → Golgi body → Lysosome
48) Secondary wall is made up of
a ) Pectin and cellulose b) Cellulose and protein
c ) Cellulose and lignin d) Lignin and pectin
Ans.Cellulose and lignin
49) Which process allow movement in and out of cell
I.) Osmosis II. Diffusion III. Active transport
a ) I only b) I and II only c) II and III only d) I, II and III
Ans. I , II and III
50) What is a function of the rough endoplasmic reticulum?
a ) Aerobic respiration b) Intracellular digestion
c ) Synthesis of steroids d) Synthesis of protein
Ans. Synthesis of protein
In case you are missed :- Next Chapter MCQ Questions
In hypotonic solution, cell swells up and in hypertonic solution, cell shrinks.
Thank you for the questions
Rightt…..in hypertonic solution the cell shrinks and in hypotonic solution cell swells up
Thanks dear this helps a lot me in my biology assignment
In hypotonic solution,cell swlls up and in hypertonic solution cell shrinks.
Thanks for the questions.
Thank
I very help full for me because my teacher give me holiday homework