InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
Identify the correct match betwenn types of chromosomes and their descrptions `{:("Chromosomes", "Position of centromere"),(A."Metacentric",1."At the tip"),(B."Submetacentric",2."Almost near the tip"),(C."Acrocentric",3."At the middle"),(D."Telocentric",4."Slightly away from the middle"):}`A. A-a, B-b, C-c, D-dB. A-c, B-d, C-a, D-bC. A-d, B-c, C-b, D-aD. A-b, B-a, C-d, D-c |
| Answer» Correct Answer - B | |
| 52. |
Which of following boundary is capable of growth, which gradually diminishes as the cell matures?A. Primary cell wallB. Secondary cell wallC. Tertiary cell wallD. Cell membrane |
| Answer» Correct Answer - A | |
| 53. |
Three morphological forms of golgi complex areA. Lamellae, tubules and vesiclesB. Cisternae, tubules and vesiclesC. Cisternae, tubules and lamellaeD. Granum, thalykoids and vesicles |
| Answer» Correct Answer - B | |
| 54. |
Read the assertion and reason carefully to mark the correct option in question. Assertion: Golgi apparatus remains in close association with the endoplasmic reticulum. Reason: A number of proteins synthesised by ribosomes on the ER are modified in the cisternae of the GB before they are released from the trans face.A. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.B. If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.C. If Assertion is True but the Reason is False.D. If both Assertion & Reason are false. |
| Answer» Correct Answer - A | |
| 55. |
In which stage of mitosis, the chromosomes are composed of two chromatids ?A. Prophase & metaphaseB. Anaphase and telophaseC. Prophase and telophaseD. Metaphase and anaphase |
| Answer» Correct Answer - A | |
| 56. |
Part of Chromosome which joins with spindle fibres is -A. ChromatidB. ChromonemaC. ChromomereD. Centromere |
| Answer» Correct Answer - D | |
| 57. |
In which of the following stages of mitosis, chromosomes are most condensed ?A. Stage between the stage of cell plate formation and stage of DNA replicationB. Stage between the stage of centrioles separation and stage of splitting of centromereC. Stange between the stage of DNA replication and stage of initiation of condensation of chromatinD. Stage between the stage of metaphase plate formation and stage of decondensation of chromosomes |
| Answer» Correct Answer - B | |
| 58. |
At metaphase, chromosmes are attached to the spindle fibres by theirA. CentromereB. SatellitesC. Secondary cnstrictionsD. Kinetochores |
| Answer» Correct Answer - D | |
| 59. |
Golgibody is concerned with :-A. RespirationB. SecretionC. ExcretionD. Degradation |
| Answer» Correct Answer - B | |
| 60. |
If you are provided with root-tips of onion in your class and are asked to cont the chromosmes, which of the following stages can your most convenintly look into.A. TelophaseB. AnaphaseC. ProphaseD. Metaphase |
| Answer» Correct Answer - D | |
| 61. |
Middle lamella is composed mainly of :A. PhosphoglyceridesB. HemicelluloseC. Muramic acidD. Calcium pectate |
| Answer» Correct Answer - D | |
| 62. |
The chemical substance abundantly present in middle lamella is :-A. CutinB. ChitinC. LigninD. Pectin |
| Answer» Correct Answer - D | |
| 63. |
In eubacteria, a cellular component that resembles eukaryotic cell isA. Plasma membraneB. NucleusC. RibosomesD. Cell wall |
| Answer» Correct Answer - A | |
| 64. |
Assertion:- Smooth endoplasmic reticulum is frequently observed in protein secretory cells. Reason:- Lumen of smooth endoplasmic reticulum is the only storage site of secretory proteins.A. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.B. If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.C. If Assertion is True but the Reason is False.D. If both Assertion & Reason are false. |
| Answer» Correct Answer - D | |
| 65. |
In a diploid cell before S-phase quantity of DNA is 20 pico gram (pg) after meiosis I what will be the quantity of DNA in each daughter cell ?A. 10 pgB. 20 pgC. 5 pgD. 40 pg |
| Answer» Correct Answer - B | |
| 66. |
If the cell had diploid or 2n number of chromosomes at `G_(1)`, after S phase the number of chromosomes in the cell is ?A. 2 nB. 4 nC. nD. 3n |
| Answer» Correct Answer - A | |
| 67. |
If the cell is diploid in `G_(1)` than after the S phase cell remain/become:-A. nB. 4nC. 8nD. 2n |
| Answer» Correct Answer - D | |
| 68. |
The drawing below shows a cell whose diploid ehromosome number if four. This cell is in:- A. Metaphase of mitosisB. Anaphase of mitosisC. First anaphase of meiosisD. Second anaphase of meiosis |
| Answer» Correct Answer - C | |
| 69. |
Which of the following is/are function(s) of liposchondria? (I) Chemical modification of lipids and proteins (II) Detoxification (III) Formation of acrosome (IV) Glycogen synthesis & breakdownA. I and II are incorrectB. I and III are correctC. II is incorrect and remaining are correctD. II and III are incorrect |
| Answer» Correct Answer - B | |
| 70. |
Which of the following is the site of lipid synthesisA. Rough ERB. Smooth ERC. Golgi bodiesD. Ribosome |
| Answer» Correct Answer - B | |
| 71. |
The main lipid components of the plant cell membrane are :-A. PhosphodiestersB. GlycocalyxC. PeptidoglycanD. Phosphoglycerides |
| Answer» Correct Answer - D | |
| 72. |
Ratio of protein and lipid in the membrane of erythrocytes of human being is :-A. 1.8B. 1.3C. 0.8D. 0.6 |
| Answer» Correct Answer - B | |
| 73. |
Lysosomal enzymes are active at pHA. pH-5B. pH-7C. pH-8D. pH-10 |
| Answer» Correct Answer - A | |
| 74. |
Oxysome of mitochondria are concerned with :-A. PhotophsphorylationB. Oxidative phosphorylationC. PhotorespirationD. Digestion |
| Answer» Correct Answer - B | |
| 75. |
In which tubulin protein is not present :-A. Plasma membraneB. CiliaC. FlagellaD. Microtubules |
| Answer» Correct Answer - A | |
| 76. |
Diploid cell in human, where cell division does not occur :- (a) Heart cell (b) Muscle cell ( c ) Nerve cellA. Only cB. b and cC. a and cD. a, b and c |
| Answer» Correct Answer - D | |
| 77. |
Assertion : Meiosis produces four genetically dissimilar cells. Reason : Crossing over or gene exchange takes place in meiosis.A. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.B. If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.C. If Assertion is True but the Reason is False.D. If both Assertion & Reason are false. |
| Answer» Correct Answer - A | |
| 78. |
Telomerase is an enzyme which is aA. RNAB. RibonucleoprateinC. Repetitive DNAD. Simple protein |
| Answer» Correct Answer - B | |
| 79. |
The events shown below occur during different phases - A. Centromere splits, chromatids separate and move to opposite poles, chromatids are now called chromosome B. Chromosomes cluster at opposite poles, decondensation of chromosome, reappearance of NM, GB and ER. C. Chromosomal replication D. Kinetochores attach to spindle fibres and chromosome are arranged at equatorial plate E. Condensation of chromosomal materials Which or the following correctly identifies each of the phases described-A. `{:("Interphase Prophase Metaphase Anaphase Telophase"),(" C E D A B"):}`B. `{:("Interphase Prophase Metaphase Anaphase Telophase"),(" C D E A B"):}`C. `{:("Interphase Prophase Metaphase Anaphase Telophase"),(" C E D B A"):}`D. `{:("Interphase Prophase Metaphase Anaphase Telophase"),(" C A D E B"):}` |
| Answer» Correct Answer - A | |
| 80. |
The protein nucleoplasmin occurs in :-A. Nuclear pore complesB. Sieve cellsC. NucleolusD. Hetero chromatin |
| Answer» Correct Answer - A | |
| 81. |
Chemical modification of substance like glycosylation of protein and lipid occur in :-A. Endoplasmic reticulumB. Golgi- bodyC. LysosomeD. Ribosome |
| Answer» Correct Answer - B | |
| 82. |
Peroxysomes contain :-A. Hydrolytic enzymeB. TransferaseC. IsomeraseD. Oxidising enzyme (Oxidase) |
| Answer» Correct Answer - D | |
| 83. |
Self duplication does not occur in :-A. MitochondriaB. CentriolesC. ChloroplastD. Ribosome |
| Answer» Correct Answer - D | |
| 84. |
Ribophorin occur on the surface of :-A. Rough E.R.B. Smooth E.R.C. Golgi bodyD. None |
| Answer» Correct Answer - A | |
| 85. |
Conversion of `H_(2)O_(2)` into `H_(2)O" and "O_(2)` occurs in…………..by the enzyme………………A. Glyoxysome, CatalaseB. Peroxisome, UreaseC. Spharerosmoe, LipaseD. Uricosome, Catalase |
| Answer» Correct Answer - D | |
| 86. |
The enzyme recombinase is required in which stage of meiosis ?A. PachyteneB. ZygoteneC. DiploteneD. Diakinesis |
| Answer» Correct Answer - A | |
| 87. |
Assertion :- M-phase is the most dramatic period of the cell cycle. Reason :- It involves a major reorganisation of virtually all components of the cell.A. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.B. If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.C. If Assertion is True but the Reason is False.D. If both Assertion & Reason are false. |
| Answer» Correct Answer - A | |
| 88. |
During gamete formation, the enzyme recombinate participates duringA. Prophase-IB. Prophase-IIC. Metaphase-ID. Anaphase-II |
| Answer» Correct Answer - A | |
| 89. |
How many times divisions will occur in an isolated tip cell to form 128 cells ?A. 128B. 127C. 32D. 7 |
| Answer» Correct Answer - D | |
| 90. |
Telomere shortening during cell divisions signifies :-A. Cellular agingB. Loss of base pairs from chromosomal endsC. Decrease replication potential of cellsD. All of these |
| Answer» Correct Answer - D | |
| 91. |
Identify the meiotic sage in which the homologous chromosomes separate while the sister chromatids remain associated at their centrometres. Or In which stage of meiosis homologous chromosomes are segregatedA. Anaphase IB. Anaphase IIC. Metaphase ID. Metaphase II |
| Answer» Correct Answer - A | |
| 92. |
A somatic cell that has just completed has just completed the S-phase of its cell cycle, as compared to gamete of the same species, hasA. same number of chromosomes but twice the amount of DNAB. twice the number of chromosomes but twice the amount at DNAC. four times te number of chromosomes and twice the amount of DNAD. twice the number of chromosomes and twice the amount of DNA |
| Answer» Correct Answer - B | |
| 93. |
How many meiotic divisions are required during the formation of 500 zzygotes, if in males one meiotic division result in formation of four male gametes and in females one meiotic divison results in formation of one female gamete?A. 625B. 500C. 1000D. 2500 |
| Answer» Correct Answer - A | |
| 94. |
The number of chromosome groups at the equatorial plate in metaphase-I of meiosis in a plant with 2n=50 shall beA. 50B. 100C. 75D. 25 |
| Answer» Correct Answer - D | |
| 95. |
Carbohydrates which present in the cell membrane take part in :-A. Transport of substanceB. Cell recognitionC. Attachment to microfilamentD. Attachment to microtubules |
| Answer» Correct Answer - B | |
| 96. |
Carbohydrates are present in the plasmalemma in the form ofA. HemicelluloseB. CelluloseC. StarchD. Glycoprotein |
| Answer» Correct Answer - D | |
| 97. |
Assertion :- Yeast can progress through the cell cycle in only about 90 minutes. Reason :- Duration of cel cycle can vary from organism to organismA. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.B. If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.C. If Assertion is True but the Reason is False.D. If both Assertion & Reason are false. |
| Answer» Correct Answer - B | |
| 98. |
DNA replication is found in :-A. Mitosis and meiosis-IB. Mitosis and meiosis-I and meiosis-IIC. Meiosis onlyD. Mitosis only |
| Answer» Correct Answer - A | |
| 99. |
Interval between mitosis and intiation of DNA replication is called :-A. `G_(2)`- PhaseB. `G_(1)`-phaseC. KaryokinesisD. S-phase |
| Answer» Correct Answer - B | |
| 100. |
Gap between division phase and start of DNA-replication is called :-A. `G_(1)-"phase"`B. `G_(2)-"phase"`C. M - phaseD. Interkinesis |
| Answer» Correct Answer - A | |