GATE 2020 NEWS
NATIONAL LEVEL ONLINE TEST
GATE Answer Keys 2020 (XL) has been released by IIT Delhi. Candidates can visit the official website to download their answer key along with question paper. Candidates can download their GATE 2020 Response Keys. You can raise objections against the answer key from Feb 19 to 21, 2020 by making a payment of INR 500.
The coordinating body will announce GATE 2020 Result by March 16 at gate.iitm.ac.in. The results will be released in the form of scores. In the time being candidates can check their rank Using GATE Rank Predictor.
For this year, the cut off for GATE is expected to range in between 28 – 30 marks. Candidates qualifying the exam will have a choice to go for a Masters degree or can apply to the topmost PSUs offering Engineer Trainee posts.
GATE 2020 answer key for Life Sciences XL:
|2020||Question Paper||Answer Key|
|2019||XL-P, Q, R, S, T, U||Question Paper||Answer Key (All Sections)|
|2018||Chemistry (XL-P)||Question Paper (Includes GA)||Answer Key (All Sections)|
|Biochemistry (XL-Q)||Question Paper|
|Botany (XL-R)||Question Paper|
|Microbiology (XL-S)||Question Paper|
|Zoology (XL-T)||Question Paper|
|Food Technology (XL-U)||Question Paper|
GATE Response Sheets are the individual candidates’ answers to the questions in GATE. Candidates can access their individual response sheet in the following steps:
Candidates can estimate their GATE Score using the Answer Key in the following manner:
|1 Mark Question||2 Mark Question|
|MCQ||+1 for Correct Answer -1/3 for Incorrect Answer||+2 for Correct Answer -2/3 for Incorrect Answer|
|NAT||+1 for Correct Answer||+2 for Correct Answer|
|GATE Score||MCQ Score+ NAT Score|
Section P: Chemistry (Compulsory)
Atomic structure and periodicity: Planck’s quantum theory, wave particle duality, uncertainty principle, quantum mechanical model of hydrogen atom, electronic configuration of atoms and ions. Periodic table and periodic properties: ionization energy, electron affinity, electronegativity and atomic size.
s.p. and d Block Elements: Oxides, halides and hydrides of alkali, alkaline earth metals, B, Al, Si, N, P, and S. General characteristics of 3d elements. Coordination complexes: valence bond and crystal field theory, color, geometry, magnetic properties and isomerism.
Section Q: Biochemistry
Biochemical separation techniques: ion exchange, size exclusion and affinity chromatography, Characterization of biomolecules by electrophoresis, UV-visible and fluorescence spectroscopy and Mass spectrometry.
Cell structure and organelles; Biological membranes; Transport across membranes; Signal transduction; Hormones and neurotransmitters.
Section R: Botany
Plant Systematics: Major systems of classification, plant groups, phylogenetic relationships and molecular systematics.
Economic Botany: A general account of economically and medicinally important plants- cereals, pulses, plants yielding fibres, timber, sugar, beverages, oils, rubber, pigments, dyes, gums, drugs and narcotics. Economic importance of algae, fungi, lichen and bacteria.
Section S: Microbiology
Historical Perspective: Discovery of microbial world; Landmark discoveries relevant to the field of microbiology; Controversy over spontaneous generation; Role of microorganisms in transformation of organic matter and in the causation of diseases.
Control of Micro-organisms: Effect of physical and chemical agents; Evaluation of the effectiveness of antimicrobial agents.
Section T: Zoology
Animal world: Animal diversity, distribution, systematics and classification of animals, phylogenetic relationships.
Evolution: Origin and history of life on earth, theories of evolution, natural selection, adaptation, speciation.
Section U: Food Technology
Food Products Technology: Processing principles: thermal processing, chilling, freezing, dehydration, addition of preservatives and food additives, irradiation, fermentation, hurdle technology, intermediate moisture foods.
GATEPaper Analysis Brief
GATE 2020 Cut off score is the minimum score that candidates need to secure in order to qualify the entrance test. Note that, GATE Cut Offs will be separate for qualifying the exam and for admissions. The admissions cut-off will vary for each participating institute as it is dependent on the number of seats available at a particular institute as well as the number of applicants therein.
Here we have tabulated the qualifying marks for the Life Sciences paper from the last three years. Candidates should bear this in mind that the Qualifying Cut-off will vary on the basis of the difficulty level of exam and the total number of applicants.