NET Life Science Model Question Paper 21 (December 2018) NET Life Sciences Old Papers NET Life Sciences Mock Test Welcome to Life Sciences CSIR Mock Test 21 This Mock Test consists of 15 questions in MCQ format. At the end of the mock test, you have to click on the 'SUBMIT' button to see your Score and the Correct Answers. Please click on the 'NEXT' button to Start the Mock Test... 1. During transposition, transposons are excised by: Topoisomerase enzyme Transposase enzyme Nuclease enzyme Exonuclease enzyme2. In Drosophila XO are males and XXY are female while in human XX are female and XY are males. On the basis of given information which statement is NOT true? Y chromosome does not play any role in sex determination in Drosophila In humans, sex determination is based on the number of X chromosome to sets of autosomes. In Drosophila, sex determination is based on the number of X chromosome to sets of autosomes. Y chromosome is sex determinant in Humans3. Among the following which data alone are capable for preparing the dendrogram from the given operational taxonomic unit (OUT)? Similarity matrix Characters taken into account Criteria for classification Mean of similarity4. Which of the following statement is correct with reference to replication in eukaryotes? Multiple origin and continuous and discontinuous replication Single origin and continuous and discontinuous replication Multiple origin and continuous replication Single origin and continuous replication5. Area under forest covers in India as per estimates of 2001: 20.6 X 10 square km 12.7 square km 708,273 square km 1666 square km6. Which of the statement regarding the plasma cell is correct? They are mature antibody secreting cells They are involved in the removal of intracellular viruses Involved in inflammatory responses They are produced during secondary immune response7. Receptor-mediated endocytosis is carried out by specific proteins of membrane termed as: Coated vesicles Coated pits Exocytosis Endocytosis8. In honey bees, males are developed parthenogenetically while workers are developed after sexual reproduction. The workers exhibit more similarity among themselves as compared to the queen. If the workers start giving organism parthenogenetically then the offspring would most likely resemble to: Among themselves and with mother Among themselves and with queen Among themselves and slightly differ from mother Among themselves and with father9. Immunological diversity in the antibody is generated by: Posttranscriptional modifications Rearrangement of immunoglobulin genes Alternative RNA processing Posttranslational modifications10. Gene for the fungal resistance is found in the cytoplasm. If a susceptible female and resistant male are crossed then progeny will exhibit: All susceptible Cannot be predicted All resistance Half resistance and half susceptible11. In which of the following condition, the realized niche exceed over the fundamental niche? Competition Commensalism Mutualism Ammensalism12. Highest extinction during the history of earth was observed during: End of Devonian End of Carboniferous End of cretaceous End of Permian13. Which of the following is a characteristic feature of the climax community? Simple food chain High productivity High resilience Narrow niche specialization14. Renaturation of human genome has revealed that it contains both repetitive and non-repetitive sequences. Which statement is correct? Repetitive sequences renaturate fast Unique sequences renaturate fast Repetitive sequence rare located only to centromeres Human have more unique sequences15. Negative potential across the plasma membrane is maintained by: Active transport Transporters Passive transport Ion channelsYou have reached at the End of this Mock Test. Please Click 'SUBMIT' button to see your Score and the Correct Answers... More Online Mock Tests… Please follow the links below… CSIR JRF NETICMR JRFDBT BET JRFGATE - BTGATE XL Bioche.GATE XL Micro.GATE XL BotanyGATE XL ZoologyGATE XL Food Tec.GATE EY EcologyIIT JAM - BTIIT JAM - BLGS - BiologySET - BotanySET - ZoologyNEET Get our Updates on CSIR NET Life Sciences in your E-mail Inbox We will not spam your account… Enter your e-mail address Don’t forget to Activate your Subscription…. Please See Your E-Mail… Browse more in Easy Biology Class… Lecture NotesBiology PPTVideo TutorialsBiology MCQQuestion BankDifference betweenPractical AidsMock Tests (MCQ)Biology Exams If you like this post, Please COMMENT . . . . (below ↓) Please Share with your Friends, Relatives, Students and Colleagues… No related posts. Posted in CSIR / ICMR / DBT / ICAR, CSIR NET Mock Test, CSIR NET Model Questions, MCQ (Multiple Choice Questions), Mock (Practice) Tests and tagged CSIR JRF NET Dec 2018, NET Life Sciences Mock Test, NET Life Sciences Model Questions, NET Life Sciences Practice Questions.