Tag: TIFR Previous Year Question Papers Biology PYQ With Answer Key Download

I have two identical glass beakers, X and Y, full of water. I introduce a concentrated drop of ink into each beaker. I stir beaker Y until the ink concentration […]

A bacterium is swimming in an isotonic medium. I now add NaCl to a concentration of 100 mM. Which of the following is true? The osmotic pressure points inward but […]

A seagull flying 30 metres above the ocean spots a fish swimming 6 metres below the surface. The seagull folds its wings and falls to catch the fish. What is […]

11 balls have radii X cm, X+1 cm, …, X+10 cm. Which of the following is true about the volumes of these balls? The mean is equal to the median. […]

The wheels on a drag racing car have a higher diameter at the end of a race than at the beginning. Which of the following is the least important factor […]

Evidence for the expansion of the universe comes from the observation of light from distant galaxies. What is this observation? Light from distant objects is red shifted More distant pulsars […]

Reaction P has ΔH<0 and ΔS>0 while reaction Q has ΔH>0 and ΔS>0. Which of the following is true?Both P and Q are spontaneous at all temperatures because entropy increases. […]

A bullet with the same density as water is shot straight down into a very deep water tank. What happens after sufficient time? The bullet eventually comes to a halt […]

A decibel is a measure of The ratio of sound amplitude to sound frequency The ratio of a pure tone to the background noise The frequency of sound The amplitude […]

What is the value of the current I given below? 0.01 A 0.03 A 0.02 A 0.04 A Find the Current in a Circuit Using Series and Parallel Resistors | […]