Previous Year Questions

QUESTION ID:2

The line 'when the house changed hands', means:

QUESTION ID:3

Identify the poetic device in the line 'and others that were upside down-perhaps they were hiding their faces from us.'

QUESTION ID:4

Find a word which means 'CARCASS' from the passage.

QUESTION ID:5

Find a word from the passage which is a synonym of the word 'ADIEU'

QUESTION ID:6

Match List I with List II

QUESTION ID:7

Choose the correctly spelt word from the given options:

QUESTION ID:8

The most suitable antonym of the given word 'Retaliation'.

QUESTION ID:9

Trying to do the impossible, often so as to help others, while getting oneself into danger:

QUESTION ID:10

Fill in the blanks with appropriate preposition from the options given below:

Sitting ____ a heap ____ rubble, holding placards, Rena Sharma and Kanika Das have started their hunger strike ____ protest or the Archeological Survey of India's demolition drive in Tughlaquabad.

QUESTION ID:11

In a class of 25 students, 72% students are interested in sports. How many students do not like participating in sports?

QUESTION ID:12

The ratio of volumes of two cones is 2:3 and the ratio of radii of their bases is 1:2. The ratio of their heights is:

QUESTION ID:13

Find the compound interest when Rs 22,500 is invested for 18 months at 8% p.a. if the interest is calculated every 6 months (correct to nearest Rs).

QUESTION ID:14

10 men and 15 women can do a work in 6 days. One man can do the work in 100 days. In how many days can a woman do the work?

QUESTION ID:15

If 4/5 of A = 60% of B = 0.75 of C, then A:B:C is:

QUESTION ID:16

Statement:

No A is B

Some B is C

All C is D

Conclusions:

I. Some A are D

II. All B are D

QUESTION ID:17

Statement: "According to me, you should get your father examined by a specialist doctor"- Rahul tells Rishi.

Assumptions: I. Specialist doctors are able to diagnose better than ordinary doctors.

II. Rishi will certainly not agree with Rahul's advice.

QUESTION ID:18

Raghu and Babu are twins, Babu's sister is Reema. Reema's husband is Rajan. Raghu's mother is Lakshmi. Lakshmi's husband is Rajesh. How is Rajesh related to Rajan?

QUESTION ID:19

Choose the word for (?) which will set same relation on both side of :: ?

North: South-East :: East: ?

QUESTION ID:20

Reeta starts from her home every monday, drops her child to the school which is 10 km south, then goes to check on her parents, who live 15 km west of school. She then goes to the Wholesale market which is 40 km north from her parents place to buy fabric. She then goes to the training centre to teach stitching. From the training centre, which is 25 km to the east of the market, she finally reaches her boutique after travelling 30 km south. What is the location of the boutique?

QUESTION ID:21

Which public sector bank has partnered with 'Garuda Aerospace' under 'Kisan Pushpak Yojna'?

QUESTION ID:22

Match List I with List II

QUESTION ID:23

The SAMPADA scheme of Government of India is related to:

QUESTION ID:24

Given below are two statements:

Statement I: The sound waves which lie in the frequency range 20 Hz to 20,000 Hz are called non audible waves.

Statement II: The sound wave having frequencies greater than 20,000 Hz are called ultrasonic waves.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:25

Subsidiary Alliance System was started by:

QUESTION ID:26

Who among the following developed the Gaia Hypothesis?

QUESTION ID:27

Which one of the following mineral has a single chain structure?

QUESTION ID:28

The Gondwana coals formed during:

QUESTION ID:29

Which of the following may occur on the abyssal plain, below the carbonate compensation depth?

QUESTION ID:30

Match List I with List II

QUESTION ID:31

Given below are two statements:

Statement I: Continental crust subducts under oceanic crust.

Statement II: Island arcs form due to ocean continent convergence.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:32

Given below are two statements:

Statement I: There have been seven periods of mass extinctions in the earth's geological history.

Statement II: The current rate of extinction of species is 1,000 to 10,000 times higher than the background rate of extinction.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:33

Which of the following minerals weather and provide K⁺ ions to groundwater?

A. Pyroxene

B. Biotite

C. Plagioclase

D. Orthoclase

Choose the correct answer from the options given below:

QUESTION ID:34

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: The average composition of atmosphere near the surface of the earth is approximately 78.08% of N₂, 20.95% of O₂, 0.93% of Ar, 0.04% of CO₂, adds to nearly 100%.

Reason R: Water content in atmosphere is variable ranging from < 0.5% to 3.5% therefore, the average composition is given on dry weight percent basis (mixing ratio).

In the light of the above statements, choose the correct answer from the options given below:

QUESTION ID:35

Which layer of the atmosphere reflects back the radio waves that are transmitted from the earth?

QUESTION ID:36

Which of the following does not form scales in water pipes of boilers or water cooling systems?

QUESTION ID:37

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Nuclear fusion occurs more rapidly in hydrogen bomb explosion, and occur continually in the Sun, releasing energy essential for the life on the earth.

Reason R: Nuclear reaction of less massive nuclei coming together to form less stable and more massive nuclei is referred as nuclear fusion.

In the light of the above statements, choose the correct answer from the options given below:

QUESTION ID:38

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Stability of most complexes with the alkaline earth metals is in the order

Reason R: For type A ions, Electrostatic model approximately explain the stability of metal–ligand complexes, that is, stability of these complexes is positively correlated with the ratio of $Z^{2}/r$ for both metal ion and the ligand species.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:39

Which of the following species is not a proton acceptor in natural waters?

QUESTION ID:40

What will be the concentration of ammonium ions $(\mathrm{NH_4^+})$ in moles per litre units in a solution having 10 ppm of ammonium ions?

QUESTION ID:41

Solubility of gases (e.g oxygen in atmosphere) in liquid (e.g water in a river) is best explained by -

QUESTION ID:42

Match List I with List II

QUESTION ID:43

What would be the approximate kinetic energy of a piece of rock, weighing 1 kg, just before it hits the earth's surface from a height of 20 meters?

QUESTION ID:44

A light ray entering at an angle θi from the normal into a new material with a faster speed ________.

QUESTION ID:45

A population of genetically identical cells sharing a particular resources within an ecological niche is called -

QUESTION ID:46

Sexual reproduction -

A. involves the formation and fusion of gametes

B. is a simple and faster process as compared to asexual reproduction

C. forms zygote

D. results in offspring that are referred to as clones

E. is seen in flowering plants

Choose the most appropriate answer from the options given below:

QUESTION ID:47

The key reaction catalysed by ribosomes for the formation of a peptide bond between two amino acids, is referred to as:

QUESTION ID:48

Match List I with List II

QUESTION ID:49

The method in which recombinant DNA is directly injected into the nucleus of an animal cell is known as:

QUESTION ID:50

Moritella, a bacterium, lives at 10,000 m depth under pressure of 700-800 atm in the oceans. The bacterium is an example -

QUESTION ID:51

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Protoplasts cannot take up DNA and are not capable of regenerating whole plants.

Reason R: Plant cells are encased in a thick cell wall made of cellulose that poses a barrier to efficient gene transfer.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:52

Given below are two statements:

Statement I: Plant roots are surrounded by microorganisms as part of soil-plant-microbe ecosystem which can be termed as the rhizosphere.

Statement II: Root exudates have no effect on Rhizosphere ecology.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:53

Cloning with lambda replacement vectors involves the following steps. Arrange them from first to last, in the order they are performed.

A. Packaging of DNA to form viable phage particles

B. Using DNA ligase to connect lambda fragments to foreign DNA

C. Isolating vector DNA from phage particles

D. Infecting E-coli cells, with recombinant phage

E. Cutting vector DNA with suitable restriction enzyme

Choose the correct answer from the options given below:

QUESTION ID:54

Which of the following is true for restriction enzymes (RE).

A. RE belong to the class of nucleases.

B. Each RE cuts DNA at specific points.

C. Exonucleases remove nucleotides within the DNA while Endonucleases remove nucleotides from the end of DNA.

D. When cut with same RE, resultant DNA fragments have the same kind of 'sticky ends'.

E. Each RE recognizes a specific palindrome in the DNA.

Choose the correct answer from the options given below:

QUESTION ID:55

Which one of the following plays an important role in breaking the seed dormancy and seed germination?

QUESTION ID:56

The pigments involved in eukaryotic photosynthesis include the chlorophylls and carotenoids, which are packed in -

QUESTION ID:57

In which of the following bryophytes, the archesporium develops from endothecium?

QUESTION ID:58

The special reproductive feature of Gnetum is:

QUESTION ID:59

Which one of the following is true about the sporophyte of Riccia?

QUESTION ID:60

Arrange the taxonomic categories of wheat in an ascending hierarchial order.

A. Monocotyledonae

B. Angiospermae

C. Poaceae

D. Poales

E. Triticum

Choose the correct answer from the options given below:

QUESTION ID:61

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Lichens are symbiotic association between algae and fungi

Reason R: The algal component in the lichens is known as phycobiont and the fungal component is known as mycobiont

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:62

Given below are two statements:

Statement I: In the course of respiration, the three-carbon pyruvate molecules are broken down within the mitochondrion into two-carbon acetyl groups.

Statement II: The Krebs cycle begins with acetyl CoA and each acetyl group is oxidized in a series of reactions to yield two additional molecules of CO₂, one molecule of ATP, three molecules of NADH and one molecule of FADH₂.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:63

Match List I with List II

QUESTION ID:64

Which of the following tree species are mainly found in the evergreen forest of Western Ghats?

QUESTION ID:65

The type-I survivorship curve indicated by low mortality during most part of organism's life and heavy mortality when the members reach the age of senescence is shown by -

QUESTION ID:66

Arrange the following trophic levels in ascending order in a decomposer food chain:

A. Fungi

B. Dead Grass

C. Predatory Mite

D. Collembola

Choose the correct answer from the options given below:

QUESTION ID:67

Which of the following species of primates are restricted to the Western Ghats of India?

A. Nilgiri Langur

B. Lion Tailed Macaque

C. Golden Langur

D. Hoolock Gibbon

E. Hanuman Langur

Choose the correct answer from the options given below:

QUESTION ID:68

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: The poison dart frogs of the tropical rain forests of South America are brightly coloured.

Reason R: Native people in South America use the toxin on blowgun darts.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:69

Match List I with List II

QUESTION ID:70

Which of the following combinations make spinal nerves in vertebrates?

QUESTION ID:71

An inherited disease in which very few healthy red blood cells are formed and those formed are thin and extremely fragile, is known as:

QUESTION ID:72

During respiration, most of the Carbon dioxide in the blood is carried in the form of -

QUESTION ID:73

Given below are two statements:

Statement I: In the animal cell culture media phenol red is added, which gives the media a light pink colour.

Statement II: Phenol red is an essential nutritional supplement for the cells.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:74

Cancers of the body's soft tissues are called -

QUESTION ID:75

Which of the following groups of the animals can be considered endothermal?

QUESTION ID:76

Match List I with List II

QUESTION ID:77

Given below are two statements:

Statement I: Viruses consist of a core of nucleic acid (DNA or RNA) surrounded by a protein coat, called capsid.

Statement II: In Human Immunodeficiency virus (HIV) there is an additional external envelop or membrane made of lipids and proteins.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:78

Arrange the following in decreasing order of land area.

A. Africa

B. Asia

C. Europe

D. North and Central America

E. Oceania

Choose the correct answer from the options given below:

QUESTION ID:79

Which of the following states in India is known for conservation of Rhododendron?

QUESTION ID:80

_____ is produced by the yeast deriven fermentation principally of glucose C₆H₁₂O₆ Carbohydrates in plants.

QUESTION ID:81

Match List I with List II

QUESTION ID:82

Arrange the coal types from highest to lowest rank as per their Carbon content.

A. Lignite

B. Sub bituminous

C. Anthracite

D. Bituminous

E. Peat

Choose the correct answer from the options given below:

QUESTION ID:83

Choose the incorrect statement about Acid Rain.

QUESTION ID:84

Given below are two statements:

Statement I: Los Angeles smog event was a suitable example of photochemical smog.

Statement II: Photochemical smog formation requires NOx, volatile organic compounds and intense sun light in which peroxy acetyl nitrate is one of the byproducts.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:85

Which of the following are green house gases in ambient atmosphere.

A. Methane

B. Nitrous oxide

C. Sulpher dioxide

D. Carbon dioxide

E. Argon

Choose the correct answer from the options given below:

QUESTION ID:86

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Thinning of ozone layer is more prominent over Antarctica as compared to Arctic.

Reason R: Stratospheric temperature over arctic does not fall as low and for as long as it happens over Antarctica and Polar stratospheric clouds form less frequently over Arctic then over Antarctica.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:87

Which of the following are criteria air pollutants under National Ambient Air Quality Standards?

A. CO
B. CO₂
C. Pb
D. Hg
E. SO₂

Choose the correct answer from the options given below:

QUESTION ID:88

Which of the following bacteria are involved in denitrification process.

A. Nitrosomonas

B. Bacillus

C. Pseudomonas

D. Nitrobacter

Choose the correct answer from the options given below:

QUESTION ID:89

The concept of limiting nutrient based on the ratio between C: N: P in aquatic system works only when-

QUESTION ID:90

Which of the following metal is used in wood preservatives?

QUESTION ID:91

Soils and lands that have shallow water table can develop ____ due to excessive water evaporation and the concentration of salts.

QUESTION ID:92

Ratio of mass of water vapour and total mass of air (gm of H₂O_v /kg of air) is referred as:

QUESTION ID:93

Which of the following zone in a lake/pond will have the highest biochemical oxygen demand(BOD).

QUESTION ID:94

Catalytic convertors in vehicle are used for -

QUESTION ID:95

Noise levels in environment are measured in:

QUESTION ID:96

Municipal solid waste is composted in long rows aerated by convective air movement. The process is called -

QUESTION ID:97

Given below are two statements:

Statement I: Precision is the degree of agreement among replicate measurements of the same quantity.

Statement II: Good precision of results always guarantee good accuracy.

In the light of the above statements, choose the most appropriate answer from the options given below:

QUESTION ID:98

Choose the incorrect statement about UV-Visible spectrophotometer.

QUESTION ID:99

Match List I with List II

QUESTION ID:100

Bacterial oxidation of pyrite (FeS₂ ) results in an environmental concern called: