Important GK topics for AFCAT 1 2021
The India Air Force is going to conduct the AFCAT 1
2021 examination on 20-22 February 2021. This is the high time when candidates
must revise thoroughly whatever they have studied till now. Among all sections,
the GK(Science) part is the easiest to revise however the syllabus of GK is wider than
that of other sections.
This article will guide the candidates on how to do an
efficient revision for the GK (Science) portion. This strategy will definitely ensure
a good score in the Science section of AFCAT.
Start with the science portion as science questions
are asked in a good amount. Revise previous year's questions and you will come to
know about the important topics. Some important topics are Work, Energy and
Power, Gravitation, Satellites and their types, g and its variation with
height, depth and position, various types of rays and their properties such as
X-rays, gamma rays, etc. Conceptual questions on newton’s 3 laws. Centripetal and
centrifugal force. Pascal’s law and Hydraulics, properties of light and sound
waves, Echo, RADAR and SONAR, Electromagnetic spectrum, Various applications of
Convex and Concave mirrors, Phenomena related to total internal reflection,
properties of image formed by plain mirror, etc.
In the chemistry portion, some important topics are, 5
states of matter, the relation of boiling point and melting points with pressure, Difference
between Isotopes and Isobars, Primary and Secondary cells, Composition of Coal
gas, Water gas, LPG, CNG, etc. Conceptual questions on physical and chemical
change, Varieties of coal and their efficiency, Flame parts, Various metals and
their ores, Hard water, heavy water, Clark’s process, the chemical composition of
gypsum, POP, Cement, etc. Different alloys and their parent metals, important
persons in chemistry such as Lavoiser, Inert gases applications, Artificial
rain acetones and uses, Element vs compounds, types of mixtures, colloidal
solutions and related phenomena, Blue and Red Litmus paper properties, etc.
In the biology portion, the important topics are,
Various diseases and their causes, tests related to diseases, important bones
in the human body, largest shortest, etc. Important cells in the human body, Various
enzymes in the human body, glands, and their secretions, blood groups, important
hormones of the human body, plant hormones, Vitamins, and related diseases, vitamin
sources, scientific names of vitamins, important branches of biology,
Scientific names, Cell theory, Mutation Theory, Blood components, DOTS
treatment, Photosynthesis, Diseases related to various elements, Vectors of
various diseases, Plant hormones, Xylem and Phloem, Nerve cells, Brain parts
and related functions, Green House Effect, Ozone layer depletion, Various Plant
Kingdoms, etc.
Stay tuned for more……!
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