The Fundamental Unit of Life Class 9 MCQ. We covered all the Fundamental Unit of Life Class 9 MCQ in this post for free so that you can practice well for the exam.
Install our MCQTUBE Android app from the Google Play Store and prepare for any competitive government exams for free.
We have divided the huge NEET syllabus into several small posts on our website for your convenience. You will get their respective links in the related posts section provided below.
Related Posts:
MCQ on Fundamental Unit of Life for NEET Students
From the following which pair of cell organelles have circular DNA molecules?
(A) Lysosome and Chloroplast
(B) Cell wall and Mitochondria
(C) Vacuole and Chloroplast
(D) Chloroplast and Mitochondria
Option d – Chloroplast and Mitochondria
Which of the following ability will be lost by the cell if the cell wall of a plant cell is removed?
(A) Prevention of endosmosis
(B) Prevention of over-expansion of cell
(C) Exosmosis by cell
(D) Shrinking of nucleoplasm
Option b – Prevention of over-expansion of cell
From the following identify the CORRECT pair.
(A) Ribosome – Lipid synthesis
(B) Contractile vacuole – Excretion
(C) Mitochondrion – Thylakoids
(D) RER- Prokaryotic cell
Option b – Contractile vacuole – Excretion
Identify the INCORRECT statement/s about mitochondria and chloroplast. i. Both are semi-autonomous organelles. ii. Both are found only in eukaryotes. iii. Both have 80S type of ribosomes. iv. Both are enveloped by two unit membranes.
(A) Both (i) and (iii)
(B) Both (iii) and (iv)
(C) Only (iii)
(D) Only (iv)
Option c – Only (iii)
Study the following statements (i – v) and select the correct option. i. Flagella are comparatively smaller than cilia. ii. Hydrolytic enzymes are optimally active at an alkaline pH. iii. Cilia are comparatively smaller than flagella. iv. Mitochondria can be viewed easily under the microscope without staining. V. Microbodies are non-membrane-bound minute vesicles.
(A) i, iii, iv, and v are correct.
(B) i, ii, and iii are correct.
(C) iv and v are correct.
(D) i, ii, iv, and v are incorrect.
Option d – i, ii, iv, and v are incorrect.
From the following which is the INCORRECT statement?
(A) Transport of molecules across the plasma membrane occurs by active transport, passive transport, and osmosis.
(B) Passive transport requires energy.
(C) Active transport is an energy-dependent process.
(D) Osmosis is the movement of water by diffusion across a selectively permeable membrane.
Identify the innermost layer of the cell envelope in the bacterial cells.
(A) Cell wall
(B) Glycocalyx
(C) Plasma membrane
(D) Capsule
Option c – Plasma membrane
Which of the following is translated into proteins by the ribosomes of a polysome?
(A) rRNA
(B) DNA
(C) mRNA
(D) tRNA
Option c – mRNA
Mesosomes are extensions of …….
(A) endoplasmic reticulum
(B) nuclear membrane
(C) chloroplasts
(D) plasma membrane
Option d – plasma membrane
Identify the structures that aid in bacterial motility.
(A) Cilia
(B) Flagella
(C) Fimbriae
(D) Pili
Option b – Flagella
Following are inclusion bodies found in prokaryotes, EXCEPT
(A) Cyanophycean granule
(B) Phosphate granule
(C) Polysome
(D) Glycogen granule
Option c – Polysome
The proteins can move within the cell membrane is due to membrane’s
(A) elasticity
(B) permeability
(C) rigidity
(D) fluidity
Option d – fluidity
……. are the cytoplasmic connections between adjacent plant cells.
(A) Mesosome
(B) Plasmodesmata
(C) Middle lamella
(D) Plasmalemma
Option b – Plasmodesmata
……. are present on the surface Rough Endoplasmic Reticulum (RER).
(A) Mitochondria
(B) Cristae
(C) Ribosomes
(D) Cisternae
Option c – Ribosomes
Identify the CORRECT function of the RER.
(A) Protection of cells from mechanical injury
(B) Protein synthesis and secretion
(C) Steroidal hormone synthesis
(D) Lipid synthesis
Option b – Protein synthesis and secretion
Golgi apparatus is NOT found in
(A) plants
(B) bacteria
(C) eukaryotes
(D) animals
Option b – bacteria
Which of the following is present in vacuoles?
(A) Mesosomes
(B) Excretory products
(C) Ribosomes
(D) Hydrolytic enzymes
Option b – Excretory products
Which of the following shows p presence of plastids?
(A) Animal cells
(B) Euglena
(C) Plant cells
(D) Both (B) and (C)
Option d – Both (B) and (C)
Identify the structure which shows the presence of thylakoids.
(A) Elaioplast
(B) Mitochondria
(C) Chloroplast
(D) Mesosomes
Option c – Chloroplast
Thylakoids of different grana are connected by
(A) mesosomes
(B) matrix
(C) stroma lamellae
(D) cristae
Option c – stroma lamellae
The sedimentation coefficient of ribosomes indirectly represents
(A) density and mass of ribosomes
(B) density and volume of ribosomes
(C) size and shape of ribosomes
(D) density and size of ribosomes
Option d – density and size of ribosomes
From the following which criterion can be used to differentiate eukaryotic and prokaryotic cells?
(A) Whether or not they have a membrane-enclosed nucleus
(B) Whether or not they have cytoplasmic membrane
(C) Comparison between structures of tRNA
(D) Whether or not they have membrane proteins
Option a – Whether or not they have a membrane-enclosed nucleus
According to the fluid-mosaic model of the membrane
(A) lipids do not have a specific arrangement
(B) the proteins are arranged in bilayer form
(C) lipids and proteins are not arranged in a specific order
(D) proteins are embedded in lipid bilayer
Option d – proteins are embedded in lipid bilayer
Which of the following is the CORRECT postulate of cell theory?
(A) All cells divide by meiosis and amitosis
(B) Cells are the basic structural units of living organisms
(C) All cells have nuclei
(D) All cells possess chloroplasts
Option b – Cells are the basic structural units of living organisms
……… confers antibiotic resistance to bacteria.
(A) Polysomes
(B) Plasmids
(C) Inclusion bodies
(D) Ribosomes
Option b – Plasmids
We covered all the fundamental unit of life class above in this post for free so that you can practice well for the exam.
Check out the latest MCQ content by visiting our mcqtube website homepage.
