Q1.
A major breakthrough in the studies of cells came with the development of electron microscope. This is because
Q2.
A student wishes to study the cell structure under a light microscope having 10X eyepiece and 45X objective. He should illuminate the object by which one of the following colours of light so as to get the best possible resolution?
Q3.
Electron microscope has a high resolution power. This is due to
Q4.
Magnification of compound microscope is not connected with
Q5.
The concept of "Omnis cellula-e-cellula" regarding cell division was first proposed by
Q6.
Which is correct about cell theory in view of current status of our knowledge about cell structure?
Q7.
Names of Schleiden and Schwann are associated with
Q8.
Angstrom (Å) is equal to
Q9.
Organelles can be separated from cell homogenate through
Q10.
Which of the following statements about inclusion bodies is incorrect?
Q11.
Select the wrong statement.
Q12.
Which of the following structures is not found in a prokaryotic cell?
Q13.
The structures that help some bacteria to attach to rocks and/or host tissues are
Q14.
Which one of the following is not an inclusion body found in prokaryotes?
NEET 2015 Cancelled
medium
Q15.
Which structures perform the function of mitochondria in bacteria?
Q16.
The motile bacteria are able to move by
Q17.
Why is a capsule advantageous to a bacterium?
Karnataka NEET 2013
medium
Q18.
The term 'glycocalyx' is used for
Karnataka NEET 2013
medium
Q19.
Chromosomes in a bacterial cell can be 1 – 3 in number and
Q20.
Photosynthetic bacteria have pigments in
Q21.
The site of respiration in bacteria is
Q22.
Which is the important site of formation of glycoproteins and glycolipids in eukaryotic cells?
Q23.
Which of the following statements is not correct?
Q24.
Which of the following statements regarding mitochondria is incorrect?
Q25.
The shorter and longer arms of a submetacentric chromosome are referred to as
Q26.
Which of the following pairs of organelles does not contain DNA?
Q27.
Match the column I with column II.
Column-I Column-II
A. Golgi apparatus (i) Synthesis of protein
B. Lysosomes (ii) Trap waste and excretory products
C. Vacuoles (iii) Formation of glycoproteins and glycolipids
D. Ribosomes (iv) Digesting biomolecules
Choose the right match from options given below.
Q28.
Which of the following is true for nucleolus?
Q29.
The Golgi complex participates in
Q30.
Which of the following events does not occur in rough endoplasmic reticulum?
Q31.
Select the incorrect match.
Q32.
Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP?
Q33.
Select the mismatch.
Q34.
A cell organelle containing hydrolytic enzymes is
Q35.
Mitochondria and chloroplast are
(A) semi-autonomous organelles
(B) formed by division of pre-existing organelles and they contain DNA but lack protein synthesising machinery.
Which one of the following options is correct?
Q36.
Microtubules are the constituents of
Q37.
Which one of the following cell organelles is enclosed by a single membrane?
Q38.
Water soluble pigments found in plant cell vacuoles are
Q39.
Match the columns and identify the correct option.
Column I Column II
A. Thylakoids (i) Disc-shaped sacs in Golgi apparatus
B. Cristae (ii) Condensed structure of DNA
C. Cisternae (iii) Flat membranous sacs in stroma
D. Chromatin (iv) Infoldings in mitochondria
Q40.
Cellular organelles with membranes are
Q41.
Which of the following are not membrane bound?
Q42.
DNA is not present in
Q43.
Nuclear envelope is a derivative of
NEET 2015 Cancelled
medium
Q44.
The structures that are formed by stacking of organised flattened membranous sacs in the chloroplasts are
Q45.
Select the correct matching in the following pairs.
NEET 2015 Cancelled
medium
Q46.
The chromosomes in which centromere is situated close to one end are
Q47.
The solid linear cytoskeletal elements having a diameter of 6 nm and made up of a single type of monomer are known as
Q48.
The osmotic expansion of a cell kept in water is chiefly regulated by
Q49.
Match the following and select the correct answer.
(A) Centriole (i) Infoldings in mitochondria
(B) Chlorophyll (ii) Thylakoids
(C) Cristae (iii) Nucleic acids
(D) Ribozymes (iv) Basal body of cilia or flagella
Q50.
The Golgi complex plays a major role
Q51.
Which one of the following organelle in the figure correctly matches with its function?
Q52.
A major site for synthesis of lipids is
Q53.
Which of the following types of plastid does not contain stored food material?
Karnataka NEET 2013
medium
Q54.
Select the alternative giving correct identification and function of the organelle 'A' in the diagram.
Karnataka NEET 2013
medium
Q55.
Select the correct statement from the following regarding cell membrane.
Q56.
What is true about ribosomes?
Q57.
Which one of the following does not differ in E.coli and Chlamydomonas?
Q58.
Which one of the following cellular parts is correctly described?
Q59.
Which one of the following structures is an organelle within an organelle?
Q60.
Peptide synthesis inside a cell takes place in
Q61.
Important site for formation of glycoproteins and glycolipids is
Q62.
Which one of the following is not considered as a part of the endomembrane system?
Q63.
The figure below shows the structure of a mitochondrion with its four parts labelled A, B, C and D. Select the part correctly matched with its function.
Q64.
The plasma membrane consists mainly of
Q65.
The main area of various types of activities of a cell is
Q66.
Which one of the following has its own DNA?
Q67.
Which one of the following structures between two adjacent cells is an effective transport pathway?
Q68.
An elaborate network of filamentous proteinaceous structures present in the cytoplasm which helps in the maintenance of cell shape is called
Q69.
Identify the components labelled A, B, C and D in the diagram below from the list (i) to (viii) given along with
Q70.
Middle lamella is composed mainly of
Q71.
Cytoskeleton is made up of
Q73.
In germinating seeds, fatty acids are degraded exclusively in the
Q74.
Vacuole in a plant cell
Q75.
Keeping in view the 'fluid mosaic model' for the structure of cell membrane, which one of the following statement is correct with respect to the movements of lipids and proteins from one lipid monolayer to the other (described as flip-flop movement)?
Q76.
Which one of the following is not a constituent of cell membrane?
Q77.
Select the wrong statement from the following.
Q78.
Which of the following statements regarding mitochondrial membrane is not correct?
Q79.
Which of the following statements regarding cilia is not correct?
Q80.
Chlorophyll in chloroplasts is located in
Q81.
According to widely accepted "fluid mosaic model" cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several respects. In this regard, which of the following statements is incorrect?
Q82.
Centromere is required for
Q83.
The main organelle involved in modification and outing of newly synthesized proteins to their destinations is
Q84.
The telomeres of eukaryotic chromosomes consist of short sequences of
Q85.
In chloroplasts, chlorophyll is present in the
Q86.
Ribosomes are produced in
Q87.
In fluid mosaic model of plasma membrane
Q88.
Element necessary for the middle lamella is
Q89.
Microtubules are absent in
Q91.
Which of the following ribosomes are engaged in protein synthesis in animal cell?
Q92.
Function of telomeres in nucleus is
Q93.
Which cell organelle is concerned with glycosylation of protein?
Q94.
Which of the following organelles has single membrane?
Q95.
The proteins are synthesised at
Q96.
Lysosomes are rich in
Q97.
The desmosomes are concerned with
Q98.
Which of the following organelles contain enzymes that have digestive action?
Q99.
In mitochondria, cristae act as sites for
Q100.
Centromere is required for
Q101.
Which one of the following organelles is located near the nucleus and contains a collection of flattened membrane bound cisternae?
Q102.
The inner membrane of the mitochondria is, usually, highly convoluted forming a series of infoldings known as
Q103.
Besides giving out secretory vesicles, the Golgi apparatus is also concerned with the formation of
Q104.
Active and passive transports across cell membrane differ in
Q105.
Balbiani rings (puffs) are sites of
Q106.
In plant cells, peroxisomes are associated with
Q107.
Membranous bag with hydrolytic enzymes which is used for controlling intracellular digestion of macromolecules is
Q108.
Golgi apparatus is absent in
Q109.
Cell recognition and adhesion occur due to biochemicals of cell membranes named
Q110.
In salivary gland chromosomes/polytene chromosomes, pairing is
Q111.
All types of plastids possess essentially the same structure because they
Q112.
Experiments on Acetabularia by Hammerling proved the role of
Q113.
Which one is apparato reticolare?
Q114.
An outer covering membrane is absent over
Q115.
All plastids have similar structure because they can
Q116.
Oxysomes or F0 – F1 particles occur on
Q117.
Ribosomes are the centre for
Q118.
Which is distributed more widely in a cell?
Q119.
Addition of new cell wall particles amongst the existing ones is
Q121.
Ribosomes were discovered by
Q122.
Fluid mosaic model of cell membrane was put forward by
Q123.
Hammerling's experiments of Acetabularia involved exchanging
Q124.
The latest model for plasma membrane is
Q125.
Nucleoproteins are synthesised in
Q126.
Polyribosomes are aggregates of
Q127.
Plasma membrane is made of
Q128.
Acetabularia used in Hammerling's nucleocytoplasmic experiments is
Q129.
According to fluid mosaic model, plasma membrane is composed of