CSIR JRF NET Life Sciences Dec 2017 Model Question Paper (Mock Test 12) NET Life Sciences Old Papers NET Life Sciences Mock Test Welcome to NET Life Sciences (CSIR Mock Test 12) 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. For constructing a recombinant plasmid, the plasmid and DNA to be inserted are digested with same restriction enzyme and kept in same reaction solution. To prevent self-sealing of plasmid, which of the following enzyme is utilized? Ligase Alkaline phosphatase Terminal transferase Polynucleotide kinase2. Which of the following is a negative regulator of trp operon? Tryptophan Lactose Allolactose C‐AMP 3. Animal biologist generally uses Line‐transect method for estimating density. It is based on assumption that All organisms are in straight line Organism lack any competition That animals on the line are seen Organism will not move from marked transect4. Which of the following organism excrete uric acid? Fish Bird Human Frog 5. Among the following which is not involved in plant defense signaling pathway Gibberlic acid Salisylic acid Ethylene Jasmonic acid6. What are immunotoxins? Anti‐toxin produced by the immune cells Antibody for specific antigen tagged with toxin Low immunogenic toxin produced by plants Bacterial toxins which can elicit immunological response7. If there are only 20 individuals left in a population then as per the IUCN it would be kept under category _____ Endangered Critically endangered Extinct Rare8. One curie is equal to ______ 37 x 10^9 Becquerel 3.7 x 10^9 Becquerel 3.7 x 10^6 Becquerel 37 x 10^6 Becquerel9. What percentage of photo active radiation are actually utilized for the photosynthesis by plants 10‐20 percent Lesser than 1 percent 1‐3 percent >20 percent10. Absorption of UV light at a wavelength of 280 nm by a protein is due to: Aromatic amino acids and peptide bond Aliphatic amino acids Aromatic amino acids Aromatic and aliphatic amino acids11. During germination of barley seeds, enzymes for mobilization of reserve material to developing embryo are secreted from Aleurone layer Embryonic leaves Embryo Endosperm 12. The values for φ and ψ for right handed α helix are expected to be: φ Negative ψ positive φ Positive ψ negative φ Negative ψ negative φ Positive ψ positive13. Factor responsible for formation of early embryonic axis during early developmental pathway of plants is Morphogens Auxin gradient Plane of Cell Division Orientation of embryo sac14. In which of the following techniques O‐Phenyl Diamine is used as chromogenic substrate Southern blotting ELISA RIA Western blotting15. The best model organism in research to study cell lineage is _____. Xenopus Caenorhabditis elegans Drosophila YeastYou 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, Mock (Practice) Tests and tagged CSIR JRf NET Life Sciences Mock Test 11, NET Life Sciences Mock Test, NET Life Sciences Model Questions, NET Life Sciences Practice Questions.