GK & Language (Paper-1) Mock Test - 1

Infrasonic sound, sometimes referred to as low-frequency sound, is the sound that is lower in frequency than 20 Hz (hertz) or cycles per second, the normal limit of human hearing.

Area-wise, the second smallest state of India is Sikkim. With around 6,07,000 inhabitants as of 2011, Sikkim is the least populous state of India and the second-smallest state after Goa in total area, covering approximately 7,096 km².

The Sun is an infinite and renewable source of energy which is also by far the most important source of energy. Primary productivity (photosynthesis) is driven by sunlight and all our fossil fuels are derived from plants which existed millions of years ago.

Methane is released as a direct result of the physical process of coal extraction. Coal is extracted through mining which in turn releases methane previously trapped within the coal seam into the air supply of the mine as layers of the coal face are removed, thus creating a potential safety hazard. Methane emissions also arise from the collapse of the surrounding rock after a section of the coal seam has been mined and the artificial roof and wall supports are removed as mining progresses to another section. The debris resulting from the collapse is known as gob and also releases methane or 'gob gas' into the mine.

Three main organs of Government are:

(1) Legislature
(2) Executive
(3) Judiciary

Political parties do not form an organ of the government.
A political party is an organised group of people who have the same ideology, or who otherwise have the same political positions, and who field candidates for elections, in an attempt to get them elected and thereby implement the party's agenda.
A political party is typically led by a party leader (the most powerful member and spokesperson representing the party), a party secretary (who maintains the daily work and records of party meetings), party treasurer (who is responsible for membership dues) and party chair (who forms strategies for recruiting and retaining party members, and also chairs party meetings).

The heads of these matches contain only sulfur, potassium chlorate, fillers and glass powder.
The striking surface of safety match boxes contains red phosphorus and an abrasive substance.
When struck, a small amount of white phosphorus is produced, which ignites. The resultant spark starts the potassium chlorate oxidation reaction, and the heat from that reaction ignites the sulfur in the match head.

Gujarat has the longest coastal area (1,600 km/990 miles). It is situated on the west coast of Indian peninsula. The state is bound by the Arabian Sea on the west, Pakistan and Rajasthan in the north and northeast, Maharashtra in the south, and Madhya Pradesh in the southeast.

Non-Cooperation Movement was launched in 1920. It was organized by Mahatma Gandhi, to induce the British government of India to grant self-government.

Union Constitution Committee, one of the eight important committees in the constituent assembly, was headed by Jawaharlal Nehru. The committee was appointed on 4^th May, 1947, with 12 members. It worked till 31^st July, 1947.

Global warming is primarily a problem of too much carbon dioxide in the atmosphere. This carbon overload is caused mainly when we burn fossil fuels like coal, oil and gas or cut down and burn forests.

Ajmer Sharif Dargah, Ajmer Dargah, Ajmer Sharif or Dargah Sharif is a sufi shrine (Dargah) of sufi saint, Moinuddin Chishti located at Ajmer, Rajasthan, India. The shrine has Chishti's grave (Maqbara).
Moinuddin Chishti was a 13th century sufi mystic saint and philosopher. He died in 1236. As national rulers, along with local, began to come and pray, the structure was expanded. In 1332, the sultan of Delhi (Tughluq dynasty) Mohammad Bin Tughluq constructed a dargah (a commemoration structure constructed around the tomb of Muslim saints, where people from all religions come to pray and ask for favours) and it grew in popularity and size over the years. The structure was subsequently expanded by a number of rulers including many saints.

Vitamin C, also known as ascorbic acid or ascorbate, has the chemical formula C₆H₈O₆.

Crocodile has a four-chambered heart and two ventricles, an unusual trait among extant reptiles and both a left and right aorta which are connected by a hole called the Foramen of Panizza.

Dissolved Oxygen is not a cause of water pollution, rather it is a measure of the quality of water.

Light is a form of energy emitted by bodies under certain conditions. A luminous body is one that emits its own light. Example - Sun. Non-luminous bodies are objects that reflect light from luminous bodies. Example - Moon.

A barometer is an instrument used for measuring atmospheric pressure, especially in forecasting weather and determining altitude.

The permanent members of the United Nations Security Council, also known as the Permanent Five, Big Five or P5, include China, France, Russia, the United Kingdom and the United States.

Revolt of 1857 started when Mangal Pandey become a martyr at Barrackpore in Bengal. Pandey was hanged on 29 March, 1857 for revolting and attacking his officers.

Diabetes develops when the body does not make enough insulin or is not able to use insulin effectively or both. Insulin is made in the pancreas, an organ located behind the stomach. The pancreas contains clusters of cells called islets. Beta cells within the islets make insulin and release it into the blood.

Diamond is the hardest mineral, so it is used as a tool to cut anything.

Larynx is area of the throat containing the vocal cords and used for breathing, swallowing and talking. It is also known as voice box.

Montreal Protocol is an international treaty designed to protect the ozone layer by phasing out the production of numerous substances that are responsible for ozone depletion. Under the original Montreal Protocol agreement (1987), developed countries were required to begin phasing out CFCs in 1993 and achieve a 20% reduction relative to 1986 consumption levels by 1994 and a 50% reduction by 1998.

Liver is the largest gland in human body. It is also the largest (internal) organ in our body and can weigh up to 1.5 - 1.6 kg for a human adult.

Judges of the Supreme Court are appointed by the President of India on the recommendation of the Collegium. The President nominates someone for a vacancy on the Court and the Senate votes to confirm the nominee, which requires a simple majority. This is intended to give both the Executive and Legislative Branches of the federal government a voice in the composition of the Supreme Court.

Concave mirror is used in the headlight of vehicle. It is used because when the bulb of headlight is placed at focus of concave mirror, it allows the light to spread out to infinity. When a lighted bulb is placed at the focus of a concave mirror reflector, the diverging light rays of the bulb are collected by the concave reflection and then reflected to produce a string, parallel beam of light.

It is clearly stated in the first paragraph of the passage, "They would bring home many stones and flowers for their mother."

It is given in the first line of second paragraph, ''One day, something different happened. The sun did not shine.

It is stated in the third paragraph, ''Their mother told them to smile and not to complain.

'They' in the sentence ' They cried out aloud with joy, as they saw the sun shining brightly' of the last paragraph refers to 'the three princesses'.

The word is given in the third line of the second paragraph. It is being used as an adjective (for wind) here. "There was a strong wind and it rained the whole day."

In the context, 'lonely' means 'unhappy or gloomy without friends'. So, the opposite is 'happy or cheerful'.

In this case, we would use the pronoun 'she' as subjective case has to be used. All the other pronouns are objective pronouns.

The word 'between' is a preposition, and when placed or positioned next to personal pronouns, it is the objective case of pronoun that should be used and not the subjective case. 

The problem will not solve itself. Somebody will solve it. So, option 2 is incorrect. Options 3 and 4 make the sentence ungrammatical. Hence, 'has been solved' is the correct usage.

When you want to describe size, 'small' is preferred. This is not the case here, so 1 is incorrect.
'Little' + non-countable noun is used to talk about quantity. 'Little' has a negative nuance or the feeling of dissatisfaction.
Here, the sentence suggests that the chances of recovery are not high. Hence, 3 is the answer.
Options 2 and 4 are grammatically incorrect.

Although 'some' and 'any' are both used to describe an indefinite number, they are used in different ways. In general, 'some' is used in positive sentences (that don't contain the word 'not'), while 'any' is used in negative sentences (that contain the word 'not').
'Much' is used for a large amount. Here, its use is incorrect.
The quantifier 'few' suggests a negative meaning, i.e. 'not as much as might be expected'. Here, it is irrelevant.

The sentence indicates an action that began in the past and is still going on. The tense of the sentence is Present Perfect Continuous Tense. The subject is third person singular, so 'has been raining' is the correct choice.

The tense of the sentence is simple past tense as it denotes an action that took place in 1666. Here, the second form of the verb is to be used. 

The tense of the sentence is Simple Past (yesterday). Here, the second form of the verb is to be used.

'Than' suggests that a comparison is being made between John and his younger brother. The comparative degree of 'courageous' is 'more courageous'.

The word ''patriot'' means a person who vigorously supports and love their country and is prepared to defend it against enemies or detractor.

The word ''ambassador'' means an important official who works in a foreign country representing his or her own country there, and who is officially accepted in this position by that country.

If the main part of the sentence is positive, the question tag is negative. The question tag uses the same verb as the main part of the sentence. If this is an modal auxiliary (will), then the question tag is made with the same. So, 'will not he' is the correct usage. 'won't' is the contraction of 'will not'.

The sentence is negative, so the question tag should be positive (no need of 'not'). 'They' should be used to denote the students in order to avoid repetition of the noun 'students'.

He will run for an hour if you don't stop him.

Correct sentence: Once a week she went out shopping in the evenings.

The plural of 'bus' is 'buses'.

The plural of 'mouse' (a rodent) is 'mice' and not 'mouses'. As a computer device, plural of 'mouse' is 'mouses', but in the context of question (dog), 'mouse' is treated as a living being (a rodent). Hence, the best choice is 'mice'.