Statement: The sale of a particular product has gone down considerably causing great concern to the company. Course of action: I. The company should make a proper study of rival products in the market. II. The price of the product should be reduced and quality improved. If only I is most appropriate If only II is most appropriate If either I or II is most appropriate If neither I nor II is most appropriate If both I and II are most appropriate

Statement: A group of school students was reported to be enjoying at a picnic spot during school hours. Course of action: I. The principal of the school should contact the parents of those students and inform them. II. Some disciplinary action must be taken against those students for the awareness of all the other student. If only I is most appropriate If only II is most appropriate If either I or II is most appropriate If neither I nor II is most appropriate If both I and II are most appropriate

Statement: On an average, about twenty people are run over by trains and die everyday while crossing the railway tracks through the level crossing. Course of action: I. The railway authorities should be instructed to close all the level crossings. II. Those who are found crossing the tracks, when the gates are closed, should be fined heavily. If only I is most appropriate If only II is most appropriate If either I or II is most appropriate If neither I nor II is most appropriate If both I and II are most appropriate

Statement: Some serious blunders were detected in the Accounts section of a factory. Course of action: I. An efficient team of auditors should be appointed to check the Accounts. II. A show cause notice should be issued to all the employees involved in the irregularity. If only I follows If only II follows If either I or II follows If neither I nor II follows If both I and II follows

Statement: The State Government has decided to declare Kala Azar as a notifiable disease under the Epidemics Act. Family members or neighbors of the patient are liable to be punished in case they did not inform the State authorities. Course of action: I. Efforts should be made to effectively implement the Act. II. The cases of punishment should be propagated through mass media so that more people become aware of the stern actions. If only I follows If only II follows If either I or II follows If neither I nor II follows If both I and II follows

One of the following is identification test of carbonyl compounds Lucas test 2,4 – DNPH Friedal – Craft Alkylation Baeyer’s reagent test

A mixture of carbonyl and non-carbonyl compounds can be separated by using Water Sodium bisulphite Sodium hydroxide Hydrochloric acid

Ammonical silver nitrate solution is Tollen’s reagent Fehling’s solution Benedict’s solution None of these

Acetophenone cannot give Iodoform Cannizaro's reaction Aldol Condensation Sodium nitroprusside test

Among the following, _________ is NOT a structural derivative of water Alcohols Phenols Ethers Aldehydes

Then energy that should be added to an electron to reduce its de-Broglie wavelength from 10–10m to 0.5×10–10 m will be Four times the initial energy Equal to the initial energy Twice the initial energy Thrice the initial energy

A photon of frequency f has a momentum associated with it. If c is the velocity of light, this momentum is hf/c hf/c² f/c hfc

Ratio of momentum of photons having wavelength 4000 angstrom and 8000 angstrom is 2 : 1 20 : 1 1 : 20 1 : 2

Value of n for the largest wavelength photon emitted in the Balmer series: 1 2 3 infinity

In Bohr model of hydrogen atom, the ratio of periods of revolution of an electron in n=2 and n=1 orbits is 2 : 1 4 : 1 8 : 1 16 : 1

In the following atoms and moleculates for the transition from n= 2 to n = 1, the spectral line of minimum wavelength will be produced by Hydrogen atom Deuterium atom Uni-ionized helium di-ionized lithium

In the lowest energy level of hydrogen atom, the electron has the angular momentum π/h h/π h/2π 2π/h

Which of the following transition will have highest emission wavelength n=2 to n=1 n=1 to n=2 n=2 to n=5 n=5 to n=2

The rest mass of x-ray photon is infinite 9 x 10-³¹kg 1.67 x 10-²⁷kg zero

On increasing the number of electrons striking the anode of an X-ray tube, which one of the following parameters of the resulting X-rays would increase Penetration power Frequency Wavelength Intensity

There are 80% parental and 20% recombinant in a cross. Its recombinant frequency is: 10% 20% 40% 80%

In heavy atoms the electrons are assumed to be arranged in elliptical shells concentric shell rectangular shells parabolic shells

The target metal in x-ray tube is made of aluminium gold tungsten silver

Physical association of two genes is known as: Heterozygosis Recombination Linkage Homozygosis

Genes can be mapped on a chromosome on the basis of their: Tetrad formation Location of jumping genes Chiasmata formation Recombination frequencies

In X-ray experiment , denotes Characteristic Continuous wavelength alpha , beta-emissions respectively None of these

Crossing over occurs in: Mitotic cells Amitotic cells Meiotic cells Mutating cells

Genes for which of the following form a linkage group on chromosome 11? Leukemia, Albinism Hemophilia, Gout Gout, Sickle cell anemia Color blindness, Hemophilia

XXY set of chromosomes in Drosophila produces Fertile Female Klinefelter’s Syndrome Sterile female Sterile Male

Hypophosphatemic rickets is due to a protein defect that does not respond to vitamin D signal. This protein is located on: Liver cells Bone cells Intestinal cells Skin cells

Colour blindness is caused by a single: Recessive gene in man Recessive gene in woman Dominant gene in man Dominant gene in woman

They have abnormal but still partially functional opsins: Trichromate Dichromate Monochromate Anomalous

Pattern baldness has more prevalence in males because: Males have anatomical differences from females Males have hormonal differences from females Males have less allele for pattern baldness Males are more prone to genetic disorders

Here are short passages/lines with italicized vocabulary words. Use the context to determine their meanings. Q.1 Though I do the same thing every day, my volunteer job is anything but mundane. The patients really keep me on my toes, and no two days are ever alike! What does mundane mean? exciting and interesting dull and boring important and meaningful unpleasant and distasteful

Choose the correct SYNONYMS. RELUCTANTLY Gallantly Vehemently Intrepidly Diffidently

Select the most suitable synonym for the given words: RARELY episodically frequently synodically cathodically

Select the most suitable synonym for the given words: QUENCH appease blame suppress inflame

Select the most suitable synonym for the given words: WRITHING holding moulding oozing cruisnig

Select the most suitable synonym for the given words: TENTATIVELY definitely provisionally augmentatively retentively

Select the most suitable synonym for the given words: TENTATIVELY definitely provisionally augmentatively retentively

Choose the word OPPOSITE in meaning to CAPITALIZED word given above QUENCH stoke appease slake satiate

Select the most suitable Antonyms for the given words: RAGGED battered shattered complete mattered

Select the most suitable Antonyms for the given words: SUBSEQUENTLY previously eternally eventually perpetually