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You Are On Question Answer Bank SET 418
20901. The osmotic pressure of 5% solution of cane sugar at 1500 C (molecular mass of sugar=342) is:
Answer: 5.07 atm
20902. In the Nickel-Cadmium (NICAD) cell, NiO2 is :
Answer: The cathode in the discharging period
20903. The solution of nickel sulphate in which nickel rod is dipped is diluted 10 times. The potential of nickel:
Answer: Decreases by 30 mV
20904. In the Victor-Meyer’s test, the colours given by 1o, 2o and 3o alcohols are respectively?
Answer: Red, Blue, Colourless
20905. Acetaldehyde can not show :
Answer: Lucas Test
20906. Orbital interaction between the sigma bonds of a substituent group and a neighboring pi orbital is known as :
Answer: Hyperconjugation
20907. During dehydration of alcohols to alkenes by heating with concentrated H2SO4 the initiation step is :
Answer: Protonation of alcohol molecule
20908. Ethylene oxide is added to soft drinks as an additive to function as a/an:
Answer: Preservative
20909. Phyllode is a modification of :
Answer: Petiole
20910. Epicalyx is :
Answer: A whorl of bracteols
20911. The outer covering of nonmyelinated neurons in brain is :
Answer: Axolemma
20912. Saliva converts:
Answer: Starch into maltose
20913. Respiratory mechanism is controlled by :
Answer: Central nervous system
20914. Blood to the diaphragm is supplied by :
Answer: Phrenic artery
20915. The living substance of the cell was called sarcode by :
Answer: Dujardin
20916. Plasma membrane is made of:
Answer: Proteins, lipids and carbohydrates.
20917. Ribosomes are the centre for :
Answer: Protein Synthesis
20918. Cristae take part in :
Answer: Respiration
20919. Principal protein of cilia and flagella is :
Answer: Tubulin
20920. Pollen grains represent:
Answer: Immature male gametophyte
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