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. Shigella enters into the host cell by process of Phagocytosis Clathrin coated pits Cell‐Cell fusion By exploiting host cell organelles2. In birds, besides lungs have highly branched air sacs. The major function of air sac is to Help in ventilation during both inhalation and exhalation Help in ventilation during inhalation Help in ventilation during exhalation Increase surface area for gas exchange3. 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 linked heterogametic male Sex influenced trait Sex linked homogametic male Sex linked traits4. The emergence of the polarity of an embryo is the result of: Cytoplasmic determinants within the cells. Cytoplasmic differences between cells. Positive and negative charges interacting with early development. All the above5. Chitin occurs in the cell wall of Fungus Arthropods Fungi and Arthropods Bacteria6. As we move from one geographical region to next neighboring region, species diversity tends to change. It is termed as α‐Diversity δ‐Diversity γ‐Diversity β-Diversity7. Among the following which group of animals has the maximum number of endangered and critically endangered species as per the IUCN Red List? Reptile Aves Mammals Amphibian 8. Mucous which covers the epithelial lining of stomach and protects it from protease activity is secreted by Goblet cells Acinar cells Parietal cells Microvilli9. When oxygen‐hemoglobin curve shift to left it represents Rise in concentration of 2,3 BPG More affinity for oxygen Decrease in pH Decrease in CO2 level10. Germination of seeds in dark is an example of Skotomorphogenesis Photomorphogenesis Shading effect de‐etiolation11. The maximum density of dopamine and noradrenergic receptor occurs at Medulla oblongata Spinal cord Cerebrum Cerebellum12. The most probable place where the life would have originated: In oceans Outer space Barren rocks Deep hydrothermal vents13. Yeast with petite colony when crossed with wild type, generates no petite colony were formed. The most probable mode of inheritance is: Mitochondria Chloroplast Nuclear Episomal14. Which statement is least likely to be observed amongst the animals showing extensive parental care No investment in selection of mates by females Male polygamous Difference in body size of male and female Sexual dimorphism15. Which is the correct heretical sequence in taxonomy? Phylum ‐ Class ‐ Order ‐ Genus ‐ Family Class ‐ Phylum ‐ Order ‐ Family ‐ Genus Phylum ‐ Class ‐ Family ‐ Order ‐ Genus Phylum – Class – Order – Family - GenusYou 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.