Interview Questions on Academic Subjects

What is a farming system?
What are the various farming systems?
Differentiate between agro-based and agriculture-allied business.
What is the name of the instrument used to measure relative humidity?
What is vapour pressure?
What is Dalton's Law of Partial Pressures?
What is production finance?
What is the relevance of entomology today?
Who is the father of genetics?
Mendel's theories were rediscovered by two scientists. Name them.
What is a single cross ratio?
What do you mean by dominant genes?
What do you mean by recessive genes?
What is phenotype and genotype of an individual?
What is horticulture?
What is sustainable development?
What is etimology and its relevance today?
What is Green Revolution?
Who is known as the Father of Global Green Revolution?
Who is known as the Father of India's Green Revolution?
When was the Green Revolution launched in India?
In which parts of India was the Green Revolution launched and why?
In hindsight, what were the disadvantages of the Green Revolution?
Was the Green Revolution successful?
Is it time for a second Green Revolution?
Why?
What are the features of Indian agriculture?
What ails Indian agriculture?
What should be done to avoid fragmentation of land holdings?
Can we improve yield?
How?
What is the best way to increase credit extension to farmers?
Describe the cycle of rural indebtedness.
In recent times, which state has witnessed suicides by farmers?
What is the quantum of rice and wheat production in India?
What is buffer stock?
What is drip irrigation?
What is normal irrigation?
What is the difference between drip irrigation and normal irrigation?
What is rain water harvesting?
What are the different methods of rain harvesting?
What is taxonomy?
How do you classify viruses?
How do they cat inside a living organism?

BioTechnology

What is biotechnology?
Give examples of application of biotech for welfare of mankind.
What is cloning?
Is cloning ethical?
Name some cloned animals.
What is a stem cell?
What are the applications of stem cell technology?
Can you name an Indian corporate group that is into stem cell research?
Why does a cell multiply?
What are bacteria?
What are fungi?
What is the difference between fungi and bacteria?
What is a virus?
Why is virus non-living?
What is the difference between bacteria and virus?
What are the major biotech companies in India?
What is the use of biotech in agriculture and dairy industries?
What is a protein?
Is nucleic acid a protein?
What is a gene?
Who coined the term 'gene'?
What is gene amplification?
What is gene bank?
What is gene pool?
What is DNA?
What is DNA made of?
What are the four nitrogenous bases in DNA?
What is RNA?
How does DNA duplicate itself?
What is a DNA chip?
What is terminator gene technology?
What is a chromosome?
What do you know about the Human Genome Project?
What are the applications of Human Genome in pharmaceuticals?
What is genetic engineering?
What is hybridisation?
What is the difference between genetic engineering and hybridisation?
What are amino acids?
What is the difference between physical chemistry and organic chemistry?
Name some inheritance diseases.
Is haemophilia an inheritance disease?
What is the contribution of Watson and Crick?
What is mitosis?
What is meiosis?
What is alcoholic fermentation?
What is an enzyme?
What is dextran?
Name the different vitamins.
What is a steroid?
What is PNA (Peptide Nucleic Acid)?
What is an interferon?
What is humulin?
What is a polysaccharide?

Chemistry

How is a theory different from a hypothesis?
What is chemistry?
What is the SI system?
What is the difference between Celsius and Kelvin temperatures 273 units?
What is the temperature at which Fahrenheit and Celsius temperatures are equal?
How do you convert a temperature from metric scale to the Fahrenheit scale?
What is the weight of an electron?
What is specific gravity?
Why is ice lighter than water?
How do you measure the density of a solution?
How does density of a fluid depend on the temperature?
What is the difference between an element and a compound?
What is the difference between an alloy and a compound?
What is plasma?
What is an isotope?
What is tritium?
What is molecular weight?
What is Avogadro's law?
Give some examples of exothermic and endothermic processes?
What is Hess law?
What is the second law of thermodynamics?
Why does mixing an acid with water release heat?
Why don't electrons get sucked into the nucleus?
What is Pauli's exclusion principle?
What are the shapes and designations of f orbitals?
Why does the 4s subshell fill before the 3d subshell?
Why is mercury a liquid at room temperature?
What is the most abundant element in the universe?
What is a valence bond?
What are van der waals forces?
What is capillary action?
How do you estimate the freezing point of a solution?
How do you convert molarity of a solution to normality?
What is a solution?
What is the effect of temperature on solubility of a gas?
What is pH?
Is ammonia a weak base?
Why does iron rust?
What is a catalyst?
What is the effect of temperature on the rate of a reaction?
What is hydrolysis?
What is an amino acid?
What is steel?
What is the difference between ketones and alcohols?
What is the formula for butanol?
What is the formula of butyl acetate?
What is a polymer?
What is the formula of Benzoic acid?
What is half life?
What is a functional group?
What is an aliphatic coumpond?
What are alkynes?
What is cyclohexane?
What are ethers?
What are amines?
What is cyanide?
What is the atomic number of oxygen?
What is a double displacement reaction?
What is a redox reaction?
What is the isotope of uranium most commonly used in nuclear reactors?

Math & Stat

What is Integration?
What is the opposite of Integration?
What do you think is generally the problem with Integration?
Can we make use of Integration in some principle of Physics?
What is Differentiation?
How do you find the maximum of a function f(x)?
Draw a graph where the second order differential is zero.
What is a point of inflection?
Draw a graph which has a point of inflection.
What is Hungarian Algorithm?
What is Ant Colony Algorithm?
What is the time complexity of an algorithm?
Do you know about partial derivatives?
What is the probability that on tossing a coin we get both heads? Are the two events independent?
Describe Random Numbers. Why are Random Numbers generated in programming languages called pseudo-random?
Describe an algorithm to generate numbers.
What is probability?What is the probability that when you are married, your first child will be a boy? What is the probability that the first 3 children you have will be boys?
What is a Prime Number?
What is Descartes' rule in algebra?
State Fermat's Last Theorem.
What are Mersenne Primes?
What is the value of zero raised to power zero?
What do we mean by indeterminate form? List out the various indeterminate forms.
Is 0.9999999........ = 1? Can you prove it?
Why is 0! =1?
Why there is Nobel in mathematics?Do you think it is justified?
What do you know about Fields Medal or Abel Prize?
Can you explain the Monty Hall Problem?
What is the difference between a Theorem and an Axiom?
Among the sets N, Z and Q identify the one which is a Monoid, an Integral Domain and a Field.
What is the difference between a Field and a Ring?
What do we mean by Six Sigma? Explain
What do we mean by a random variable?
Random variable X is distributed as N(a, b), and random variable Y is distributed as N(c, d). What is the distribution of (1) X+Y, (2) X-Y, (3) X*Y, (4) X/Y?
What's the expectation of a uniform (a, b) distribution? What's its variance?
In your bedroom you have a drawer with 2 red, 4 yellow, 6 purple, 8 brown, 10 white, 12 green, 14 black, 16 blue, 18 gray, and 20 orange socks. It is dark, so you cannot distinguish between the colours of the socks. How many socks do you need to take out of the drawer to be sure that you have at least three pairs of socks of the same colour?
You have a rectangular chocolate bar, m by n tiles. You start breaking the chocolate bar, always along the lines, until you end up with mn pieces (i.e. all the tiles have been separated). You want to minimise the number of breaks. What's the best strategy?
A student calls out an answer to a multiple choice question at random, A, B, C or D, until he is correct (say the correct answer is A). On average, how many times will he have to do this?
Differentiate between stratified and cluster sampling?
What do we mean by continuous and discrete distributions?Give examples for each.
Give situations where Poisson distribution is applicable.
Give situations where Exponential distribution applicable.
Differentiate between descriptive statistics and inferential statistics
What are the different types of measurements scales used in statistics?
Differentiate between Type I and Type II errors.
State the Central Limit Theorem.
3 persons attend an interview at a company where each person can be either selected or rejected. What is the number of ways of announcing the result?
What types of relations are called functions? Give examples of relations which are not functions.
At what points is an algebraic function discontinuous?
At what points is the greatest integer function discontinuous?
Write the algebraic expression for a transfer function.
Explain why sine of an angle cannot take a value of more than 1?
Is every continuous function differentiable?Explain
If an event A is independent of itself then what is the probability of event A to take place?
If correlation coefficient of variables x and y is equal, then what can we say about the the two lines of regression?
At what point do two lines of regression intersect?
If f(x) and g(x) are both continuous at x=a, then what is the condition for f(x)/g(x) to be continuous at x=a?
Is it true to say that the continuity of fg implies continuity of f and g?
Can a null relation be classified as transitive?Justify.
Give examples of a one to one function and many to one function?
What is Mean?Central Tendency? Mode?
What are the types of Mean?
Give one example each for the practical application of Arithmetic Mean, Geometric Mean and Harmonic Mean.
What do you understand by Standard Deviation? Also write the formula.
What term would come if you square the Standard Deviation?
What is the difference between Bayesian and 'regular' statistics?
State Cayley-Hamilton Theorem.
How many zeros are there at the end of 100! in base 6?
Why is 'e' so important in mathematics?What uses does it have in the real world?
What is the difference between correlation and regression?
What are Transcendental Numbers? Give some examples
What is the difference between Euclidean and Non-Euclidean Geometry?
What is the difference between a bar graph and a histogram? What are the similarities?
What do we mean by contrapositive, converse and inverse of a given statement?
There is a rectangle. Which way should it rolled to give greater volume?
If the perimeter of a rectangle is 20 cm, what is the distribution among length and breadth to maximize the volume?
Draw the graph y = x (x-5).
What is Reynolds number? What does it signify?
What is binomial and normal distribution?
What is the inverse of a matrix?

Nutrition & Food Technology

What are carbohydrates?
What are amino acids?
What are vitamins?
What is dietary fibre? Why is it important?
What is roughage?
Name some water soluble vitamins.
What are fat soluble vitamins? Name them.
What is the difference between the vitamins B1 and B2?
Deficiency of Vitamin A causes ______.
Deficiency of Vitamin D causes ______.
Deficiency of Vitamin E causes ______.
Deficiency of Vitamin K causes ______.
Deficiency of Vitamin C causes ______.
Name some important minerals required by the human body.
What is the best source of calcium?
What is the best source of vitamin A?
What is the best source of Iodine?
What is iodised salt?
Osteoporosis is caused by the lack of which vitamin?
Iodine deficiency causes _____.
What do you mean by a balanced diet?
What are the fundamentals of meal planning?
Are the nutrient needs of various age groups different?
What is the nutrient requirement for a pregnant woman?
What is the nutrient requirement for a male agricultural labourer?
How would you plan the nutrient needs of the elderly?
How would you plan the nutrient needs of a school going child?
What are the various methods of cooking?
What is the effect of these various methods on the nutrients in the food?
What are the ways to conserve the nutritive content of food during preparation?
What are convenience foods?
What are food additives?
What are fast foods?
What are the deleterious effects of eating fast foods?
What are the deleterious effects of consuming a high proportion of processed food?
What is potable water? What are the ways of purifying drinking water?
How can foodstuffs be preserved for a longer time?
What is public health nutrition?
What do you mean by protein energy malnutrition?
What is the diet that should be followed during diarrhoea?
What is the diet that should be followed to tackle constipation?
What are iodine deficiency disorders?
What is fluorosis?
What is the diet that should be followed during acute fever?
What are chronic degenerative diseases?
How are the symptoms of a patient suffering with diabetes mellitus?
What dietary/lifestyle modification should a person suffering from hypertension take up?
What dietary/lifestyle modification should a person suffering from diabetes mellitus take up?
What do you mean by food adulteration?
What is botulism?
How can a housewife detect adulterants in food stuff?
What is the PFA Act?
What is Agmark?
What do you mean by FPO?
What do you mean by MPO?
What is BIS?
What is the codex alimentarius?
What is FAO and what is its role?
How would you plan and prepare a low cost diet to fight malnutrition?
What is the diet to be followed by a patient suffering from tuberculosis?
Name some common cereals?
What nutritive value of 100 grams of rice?
What nutritive value of 100 grams of wheat?
How is rice processed?
How is maize/wheat processed?
What is the process used in making custard?
What do you mean by 'gelatinization of starch'?
What are pulses?
Is green pea considered to be a pulse?
Name some primary pulses?
What is known as the 'red' bean?
Name some toxic constituents of pulses.
What is pasteurization?
What is homogenization?
Explain the terms sterilization and fortification?
How does one fortify milk?
What is the effect of processing on milk?
What is the composition and nutritive value of eggs?
What is the composition and nutritive value of 100 grams of chicken?
What is the composition and nutritive value of 100 grams of meat?
What is the effect of heat on egg proteins?
What do you mean by tenderization of meat?
What are the properties of sugar?
What is sucrose?
Name the various types of fats?
What is rancidity?
What are preservatives?
What are the ill effects of preservatives?
What are food additives?
What are emulsifying agents?
What are leavening agents?
Name some leavening agents?
What are anti-caking agents?
What is enzymatic browning of fruits?
What is asepsis?
What are the post harvest changes in fruits?
What are the methods employed to preserve fruits and vegetables?
What is irradiation?
What is gas preservation?
Give an example of gas preservation

Pharmacy

How is B. Pharma different from other science courses?
What are the subjects covered in Pharmacy?
What is Forensic Pharmacy? Give us a few examples of ethical practices.
Are there ethical practices relating to manufacturing in pharmacy?
What about ethics in dispensing?
What scope do pharmacists have in healthcare?
Why should not the dosage of antibiotics stop before completing the entire course?
Why are drugs cheaper in India than in the U.S.?
What is the difference between research costs and development costs?
What is a generic drug?
What is process patent?
What is product patent?
What are the WTO rules on pharmaceuticals?
What is exclusive marketing right?
What is ANDA?
What are retroviral drugs?
What is the importance of distillation in pharmacy?
What are the applications of humidity control in pharmaceuticals?
What is ADR?
What is ESR?
What is immunoassay?
What is rheology?
What is an anabolic agent?
What is an expectorant given for?

Physics

What is Boyle's Law?
What is Archimedes Principle?
What is the difference between mass and weight?
What is specific gravity?
What is the Plimsoll Line?
What is surface tension? Give some examples.
What is Newton's First Law of Motion?
What is Newton's Second Law of Motion?
What is Newton's Third Law of Motion?
What are the different types of energy?
What is the difference between kinetic and potential energy?
What are the units of power?
What is energy?
What is force?
What is impulse?
What is centripetal force? Cite some instances.
What is centrifugal force? Give some examples.
What is specific heat?
Define thermal expansion.
What is the SI unit of heat?
What is the difference between a plane mirror and a curved mirror?
Explain the differences between concave and convex mirrors.
Are convex lenses diverging or converging?
What is a Mach number?
What comes first - magnetic induction or magnetic attraction?
What is Coulomb's Law?
Explain nuclear fission. How is it different from nuclear fusion?
What is a moderator?
Why is Mercury used in a thermometer?
What type of a thermometer - alcohol or mercury - is used in Arctic Region and why?
How do high-wire artists balance on such a thin wire? Why do they carry such long poles?
How does a white LED work?
Mirrors reflect visible light. But how effective are they at reflecting other electromagnetic waves like x-rays and radio waves?
What would happen if you could drill a hole from the North Pole to the South Pole, and drop a stone into it?
What happens if you fire two bullets from an aircraft moving at 1000mph? One is fired forwards at 1000mph and the other backwards at 1000mph.
Why do some stars end up as black holes?
Why is it that bubbles are always round?
What are some uses of ultraviolet rays?
What are some uses of infrared radiation?
Why does helium make your voice sound funny?
Why can't we see clearly when we open our eyes underwater?
Why does a flame always point upwards?
What is 'steady state' in the context of thermodynamics?
What is natural frequency?
What is resonance?
Explain the terms radioactivity and half life.
Explain the terms elastic limit and yield point.
Why do pipes burst in cold countries during winter?
What is an adiabatic process, an isothermal process, isobaric process? Give examples.
What is Pauli's Exclusion Principle?
What is the significance of Plank's Constant?
What is Gauss's Law of Electrostatics?
What is Kinetic theory of gases?
What is Root Mean Square Velocity?
What are degrees of freedom?
Explain the equation Cp-Cv=R.
What is enthalpy?
What is simple harmonic motion?
What is the difference between static friction and dynamic friction?
What is coefficient of restitution?

Agriculture

BioTechnology

Chemistry

Math & Stat

Nutrition & Food Technology

Pharmacy

Physics