ICMR JRF Life Science Exam 2019 (Practice Questions 06) ICMR JRF Exam Mock Tests Welcome to Life Science ICMR JRF Mock Test 06 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. Phytoplankton spends very little energy on developing protective structures against predator, this suggest that Assimilation efficiency is high in aquatic ecosystem Food chain is small There is less competition Productivity of aquatic ecosystem is low2. Temporary fluctuation in the population size is due to: Carrying capacity Interspecific competition Bottle neck Migration3. Hot spots are primarily designated on the basis of: Flowering plant species Endemism Area covered Species diversity4. The repeating structure common in Hemoglobin, Chlorophyll and Cytochrome is: Pentose Phenol Benzene Porphyrin5. The accumulation of DDT has decreased the population of Pelican ducks because DDT: Interfered Ca Metabolism Killed all ducks Decreased availability of Ca which leads into thin shelled fragile eggs Stopped synthesis of eggs6. Phosphatidylethanolamine is located at the : Inner leaflet of plasma membrane Cannot be predicted, it varies according to cell types Outer leaflet of plasma membrane Even distributed in both inner and outer leaves of plasma membrane7. If bacterial genome and plasmid are allowed to replicate in the same manner then: Depends on GC content Both will replicate at same time Bacterial genome will replicate fast Plasmid genome will replicate fast8. Semi-conservative mode of DNA replication can be experimentally demonstrated by using N14 Annexin V G-banding C-Banding9. The present concept for origin of life is: Pangenesis On land In mid oceans At hydrothermal vents 10. Among the following which is a gaseous hormone: Ethylene Gibberellic acid Abscisic acid Auxins11. Interspecific hybrids have proved very useful for Gene function Gene mapping Gene structure Genetic manipulation12. Among the following which cannot be the part of a gene? AAAAAAAAA CATCATCAT GCGCGCGCG UUUUUUUUU13. Stenohaline organisms can: Can excrete extra salt to keep salt amount constant Tolerate narrow range of salt concentration Escapes salty conditions Tolerate wide range of salt14. DNA is destabilized by Sucrose Formamide PEG Polyglycine15. The Section-1 of Indian wildlife act deals with: Preservation of endangered animals Allowing limited wildlife sports Formation of zoo and botanical gardens Banning poaching and huntingYou 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… GATE XL Bioche.GATE XL Micro.GATE XL BotanyGATE XL ZoologyGATE XL Food Tec.GATE EY EcologyCSIR JRF NETICMR JRFDBT BET JRFGATE - BTIIT JAM - BTIIT JAM - BLGS - BiologySET - BotanySET - ZoologyNEET Get our Updates on ICMR JRF 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, ICMR JRF Mock Test, ICMR JRF Model Questions, Mock (Practice) Tests and tagged Biology Mock Test, icmr jrf mock test, ICMR JRF Mock Tests, ICMR JRF Model Questions, Mock Test.