Cell the Unit of Life
111 questions · Biology · NEETGuest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
Cell the Unit of Life
111 questions · Biology · NEET
- Given below are two statements : one is labelled as Assertion (A), and the other is labelled as Reason (R). Assertion (A) : The primary function of the Golgi apparatus is to package the materials made by the endoplasmic reticulum and…2025 · Q45 · MCQ
- From the statements given below choose the correct option : A. The eukaryotic ribosomes are 80S and prokaryotic ribosomes are 70S. B. Each ribosome has two sub-units. C. The two sub-units of 80 S ribosome are 60 S and 40 S while that of 70…2025 · Q53 · MCQ
- A specialised membranous structure in a prokaryotic cell which helps in cell well wall formation, DNA replication and respiration is2025 · Q71 · MCQ
- Match List-I with List- II. Choose the correct answer from the options given below : Includes table2025 · Q87 · MCQ
- Match List I with List II Choose the correct answer from the options given below: Includes table2024 · Q29 · MCQ
- The DNA present in chloroplast is:2024 · Q36 · MCQ
- Match List I with List II : Choose the correct answer from the options given below : Includes table2024 · Q82 · MCQ
- Given below are two statements: Statement I: Mitochondria and chloroplasts both double membranes bound organelles. Statement II: Inner membrane of mitochondria is relatively less permeable, as compared chloroplast. In the light of the…2024 · Q99 · MCQ
- Mesosome in a cell is a :2024 · Q20 · MCQ
- Match List-I with List-II: Choose the correct answer from the options given below: Includes table2024 · Q27 · MCQ
- Choose the correct answer from the options given below: Includes table2024 · Q6 · MCQ
- Which of the following statements is correct about the type of junction and their role in our body?2024 · Q61 · MCQ
- Match List-I with List-II. Choose the correct answer from the options given below: Includes table2024 · Q69 · MCQ
- Given below are two statements : Statement I : Concentrically arranged cisternae of Golgi complex are arranged near the nucleus with distinct convex cis or maturing and concave trans or forming face. Statement II : A number of proteins are…2024 · Q92 · MCQ
- Given below are two statements : Statement I :- In bacteria, the mesosomes are formed by the extensions of plasma membrane. Statement II :- The mesosomes, in bacteria, help in DNA replication and cell wall formation. In the light of the…2023 · Q72 · MCQ
- Which of the following statements are correct with respect of Golgi apparatus ? (A) It is the important site of formation of glycoprotein and glycolipids. (B) It produces cellular energy in the form of ATP. (C) It modifies the protein…2023 · Q83 · MCQ
- In tissue culture experiments, leaf mesophyll cells are put in a culture medium to form callus. This phenomenon may be called as2023 · Q29 · MCQ
- How many different proteins does the ribosome consist of?2023 · Q34 · MCQ
- Which of the following are NOT considered as the part of endomembrane system? A. Mitochondria B. Endoplasmic reticulum C. Chloroplasts D. Golgi complex E. Peroxisomes Choose the most appropriate answer from the options given below:2023 · Q48 · MCQ
- Which of the following functions is carried out by cytoskeleton in a cell?2023 · Q56 · MCQ
- The Phenomenon by which the undividing parenchyma cells start to divide mitotically during plant tissue culture is called as2022 · Q17 · MCQ
- Match List-I with List-II Choose the correct answer from the options given below. Includes table2022 · Q30 · MCQ
- Which type of substance would face difficulty to pass through the cell membrane?2022 · Q36 · MCQ
- If the pH in lysosomes is increased to alkaline, what will be the outcome?2022 · Q59 · MCQ
- Which of the following statements with respect to Endoplasmic Reticulum is incorrect?2022 · Q64 · MCQ
- Which of the following is an incorrect statement?2021 · Q1 · MCQ
- Match List-I with List-II. Choose the correct answer from the options given below. Includes table2021 · Q21 · MCQ
- When the centromere is situated in the middle of two equal arms of chromosomes, the chromosome is referred as :2021 · Q25 · MCQ
- The organelles that are included in the endomembrane system are2021 · Q66 · MCQ
- Which of the following statements about inclusion bodies is incorrect?2020 · Q16 · MCQ
- Which is the important site of formation of glycoproteins and glycolipids in eukaryotic cells?2020 · Q17 · MCQ
- Which of the following statements regarding mitochondria is incorrect?2019 · Q57 · MCQ
- Which of the following pair of organelles does not contains DNA?2019 · Q67 · MCQ
- Which of the following statements is not correct?2019 · Q71 · MCQ
- The Golgi complex participates in2018 · Q35 · MCQ
- Which of the following is true for nucleolus?2018 · Q36 · MCQ
- Which of the following events does not occur in rough endoplasmic reticulum?2018 · Q38 · MCQ
- Select the incorrect match.2018 · Q39 · MCQ
- Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP?2017 · Q61 · MCQ
- Microtubules are the constituents of2016 · Q59 · MCQ
- 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?2016 · Q60 · MCQ
- Which one of the following cell organelles is enclosed by a single membrane?2016 · Q61 · MCQ
- A cell organelle containing hydrolytic enzymes is2016 · Q57 · MCQ
- Select the mismatch.2016 · Q58 · MCQ
- Select the wrong statement-2016 · Q59 · MCQ
- Match the columns and identify the correct option. Includes table2015 · Q46 · MCQ
- Cellular organelles with membranes are -2015 · Q47 · MCQ
- Which of the following structures is not found in a prokaryotic cell?2015 · Q48 · MCQ
- Which of the following are not membranebound ?2015 · Q49 · MCQ
- The structures that are formed by stacking of organized flattened membranous sacs in the chloroplasts are2015 · Q38 · MCQ
- DNA is not present in :2015 · Q43 · MCQ
- Nuclear envelope is a derivative of :2015 · Q44 · MCQ
- The chromosomes in which centromere is situated close to one end are :2015 · Q46 · MCQ
- Which one of the following is not an inclusion body found in prokaryotes?2015 · Q47 · MCQ
- Select the correct matching in the following pairs :2015 · Q48 · MCQ
- The solid linear cytoskeletal elements having a diameter of 6 nm and made up of a single type of monomer are known as:2014 · Q56 · MCQ
- The osmotic expansion of a cell kept in water is chiefly regulated by:2014 · Q57 · MCQ
- Match the following and select the correct answer : Includes table2014 · Q58 · MCQ
- The term 'glycocalyx' is used for :2013 · Q51 · MCQ
- Which of the following best illustrates "FEEDBACK" in development ?2013 · Q52 · MCQ
- Which of the following types of plastids does not contain stored food material ?2013 · Q53 · MCQ
- Select the alternative giving correct identification and function of the organelle 'A' in the diagram Includes diagram2013 · Q54 · MCQ
- Which one of the following organelle in the figure correctly matches with its function ? Includes diagram2013 · Q54 · MCQ
- A major site for synthesis of lipids is :2013 · Q55 · MCQ
- The Golgi complex plays a major role :2013 · Q56 · MCQ
- Which one of the following structures is an organelle within an organelle ?2012 · Q34 · MCQ
- Which one of the following cellular parts is correctly described ?2012 · Q35 · MCQ
- Select the the correct statement from the following regarding cell membrane2012 · Q62 · MCQ
- What is true about ribosomes ?2012 · Q63 · MCQ
- Which one of the following does not differ in E.coli and Chlamydomonas ?2012 · Q64 · MCQ
- 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. – Includes diagram2011 · Q32 · MCQ
- Which one of the following is not considered as a part of the endomembrane system ?2011 · Q33 · MCQ
- Important site for formation of glycoproteins and glycolipids is :2011 · Q56 · MCQ
- Peptide synthesis inside a cell takes place in :2011 · Q57 · MCQ
- Identify the components labelled A, B, C and D in the diagram below from the list (i) to (viii) given along with – Components : (i) Cristae of mitochondria (ii) Inner membrane of mitochondria (iii) Cytoplasm (iv) Smooth endoplasmic… Includes diagram2010 · Q31 · MCQ
- An elaborate network of filamentous proteinaceous structures present in the cytoplasm which helps in the maintenance of cell shape is called -2010 · Q32 · MCQ
- The plasma membrane consists mainly of –2010 · Q64 · MCQ
- The main area of variuos types of activites of a cell is –2010 · Q65 · MCQ
- Which one of the following has its own DNA?2010 · Q66 · MCQ
- Which one of the following structures between two adjacent cells is an effective transport pathway?2010 · Q67 · MCQ
- Middle lamella is composed mainly of :2009 · Q61 · MCQ
- Plasmodesmata are :2009 · Q62 · MCQ
- Cytoskeleton is made up of :2009 · Q63 · MCQ
- Vacuole in a plant cell:2008 · Q59 · MCQ
- The two sub-units of ribosome remain united at a critical ion level of :2008 · Q60 · MCQ
- In germinating seeds fatty acids are degraded exclusively in the:2008 · Q61 · MCQ
- Keeping in view the "fluid mosaic model" for the structure of cell membrane, which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid monolayer to the other (described as flipflop…2008 · Q62 · MCQ
- Which one of the following is not a constituent of cell membrane ?2007 · Q47 · MCQ
- Biological organization starts with:-2007 · Q48 · MCQ
- Select the wrong statement from the following:2007 · Q49 · MCQ
- Which of the following statements regarding mitochondrial membrane is not correct ?2006 · Q58 · MCQ
- A major breakthrough in the studies of cells came with the development of electron microscope. This is because2006 · Q59 · MCQ
- Which of the following statements regarding cilia is not correct ?2006 · Q60 · MCQ
- 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 get the best possible resolution ?2005 · Q55 · MCQ
- Chlorophyll in chloroplasts is located in2005 · Q56 · MCQ
- Centromere is required for -2005 · Q57 · MCQ
- Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on2005 · Q58 · MCQ
- 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…2005 · Q59 · MCQ
- The main organelle involved in modification and routing of newly synthesized proteins to their destinations is -2005 · Q60 · MCQ
- In chloroplasts, chlorophyll is present in the :-2004 · Q54 · MCQ
- The telomeres of eukaryotic chromosomes consist of short sequences of2004 · Q55 · MCQ
- Cellular totipotency is demonstrated by :-2003 · Q62 · MCQ
- Ribosomes are produced in :2002 · Q62 · MCQ
- In fluid mosaic model of plasma membrane2002 · Q63 · MCQ
- Element necessary for the middle lamella is2001 · Q54 · MCQ
- Microtubules are absent in : -2001 · Q55 · MCQ
- Proteinaceous pigment which control the activities concerned with light is2001 · Q56 · MCQ
- Which of the following ribosomes are engaged in protein synthesis in animal cell ?2000 · Q55 · MCQ
- Lysosome contains :2000 · Q56 · MCQ
- Function of telomeres in nucleus is2000 · Q57 · MCQ
- Which cell organelle is concerned with glycosylation of protein ?2000 · Q58 · MCQ