GATE 2018 – XL Zoology Model Questions 03 GATE XL Model Questions GATE XL Previous Year Papers Welcome to GATE XL 2018 (GATE XL Zoology Mock Test 03) 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. Among the following which group of animals has the maximum number of endangered and critically endangered species as per the IUCN Red List? Amphibian Mammals Aves Reptile2. The maximum density of dopamine and noradrenergic receptor occurs at Cerebrum Cerebellum Medulla oblongata Spinal cord3. As we move from one geographical region to next neighboring region, species diversity tends to change. It is termed as β-Diversity α‐Diversity δ‐Diversity γ‐Diversity4. The emergence of the polarity of an embryo is the result of: Positive and negative charges interacting with early development. Cytoplasmic differences between cells. All the above Cytoplasmic determinants within the cells.5. Shigella enters into the host cell by process of By exploiting host cell organelles Clathrin coated pits Cell‐Cell fusion Phagocytosis6. When oxygen‐hemoglobin curve shift to left it represents Decrease in pH Decrease in CO2 level More affinity for oxygen Rise in concentration of 2,3 BPG7. Which is the correct heretical sequence in taxonomy? Phylum – Class – Order – Family - Genus Phylum ‐ Class ‐ Order ‐ Genus ‐ Family Class ‐ Phylum ‐ Order ‐ Family ‐ Genus Phylum ‐ Class ‐ Family ‐ Order ‐ Genus8. A cross between a red eyed male fly and white eyed female fly produces red eyed female and white eyed male progenies. While reciprocal cross produces all offsprings with red eyes. The trait for eye color is Sex influenced trait Sex linked heterogametic male Sex linked homogametic male Sex linked traits9. Chitin occurs in the cell wall of Fungi and Arthropods Arthropods Fungus Bacteria10. Yeast with petite colony when crossed with wild type, generates no petite colony were formed. The most probable mode of inheritance is: Nuclear Mitochondria Chloroplast Episomal11. Mucous which covers the epithelial lining of stomach and protects it from protease activity is secreted by Parietal cells Goblet cells Acinar cells Microvilli12. Which statement is least likely to be observed amongst the animals showing extensive parental care Difference in body size of male and female Male polygamous No investment in selection of mates by females Sexual dimorphism13. Germination of seeds in dark is an example of Photomorphogenesis de‐etiolation Skotomorphogenesis Shading effect14. The most probable place where the life would have originated: In oceans Barren rocks Deep hydrothermal vents Outer space15. In birds, besides lungs have highly branched air sacs. The major function of air sac is to Increase surface area for gas exchange Help in ventilation during inhalation Help in ventilation during both inhalation and exhalation Help in ventilation during exhalationYou 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 GATE XL Papers 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… Related posts: GATE 2018 – XL Life Sciences Zoology Mock Test 01 (Free Online Practice Questions) GATE XL 2018 Zoology Mock Test 02 (Model Questions) GATE XL 2018 – Life Sciences Zoology Model Question Paper 04 GATE XL Life Sciences Zoology Model Question Paper 05 GATE XL 2018 Life Sciences – Botany Mock Test 01 GATE XL 2018 Life Sciences – Botany Practice Questions (Mock Test 02) Posted in GATE Life Sciences (XL), GATE Zoology Mock Test, Mock (Practice) Tests and tagged Free Online Mock Tests GATE Exam, GATE 2018, GATE 2018 Mock Test, GATE Life Sciences, GATE Mock Test Series, GATE Practice Questions, GATE Zoology Mock Test.