Assistant Director Past Paper 2012 Solved MCQs

Correct Answer: Venus

Venus is the hottest planet because its thick carbon dioxide atmosphere traps heat, even though Mercury is closer to the Sun.

Correct Answer: Ozone layer

The ozone layer absorbs most of the Sun's harmful ultraviolet radiation before it reaches the Earth's surface.

Correct Answer: Ozone

The ozone layer protects the Earth from the Sun's harmful ultraviolet radiations, a repeat of an earlier item in this paper.

Correct Answer: Gravitational force

The Sun's gravitational pull keeps the planets in their orbits around it.

Correct Answer: 72

A normal resting heart rate for an adult is about 60 to 100 beats per minute, commonly around 72.

Correct Answer: Crop rotation

Crop rotation is growing different crops in succession on the same land to restore soil fertility naturally.

Correct Answer: Goitre

Iodine deficiency causes goitre, an enlargement of the thyroid gland.

Correct Answer: Iron

Iron is a metal and a conductor of heat and electricity, so it is a bad insulator compared with wood and wool.

Correct Answer: 7

A prism disperses white light into seven colours: violet, indigo, blue, green, yellow, orange and red.

Correct Answer: Carbon dioxide and methane

Carbon dioxide and methane are the main greenhouse gases that trap heat in the atmosphere.

Correct Answer: Solar and hydel

Solar and hydel power are renewable energy sources that do not pollute the environment like fossil fuels.

Correct Answer: Renewable energy resources

Renewable energy resources, such as solar and wind, are friendly to the environment because they do not pollute.

Correct Answer: Sound

Acoustics is the science of sound, its production, transmission and effects.

Correct Answer: Hygrometer

A hygrometer measures the humidity, or moisture content, of the air.

Correct Answer: Intake of oxygen and exhalation of carbon dioxide

At night, without photosynthesis, plants respire like animals: they take in oxygen and give out carbon dioxide.

Correct Answer: Cloning

Cloning produces a genetically identical copy of a gene, cell or organism.

Correct Answer: None of these

Friction is present in swimming, walking and even slipping on ice, where it is low but not absent, so none of the listed cases is friction-free.

Correct Answer: Remains constant

Once water reaches its boiling point, added heat converts it to steam while its temperature remains constant at 100 degrees Celsius.

Correct Answer: Remains constant

At boiling point, added heat converts water to steam while the temperature remains constant at 100 degrees Celsius.

Correct Answer: Oxygen

Combustion, or burning, requires oxygen from the air.

Correct Answer: Oxygen

Oxygen is necessary for burning, a repeat of an earlier item in this paper.

Correct Answer: Imminent

Dark clouds in the sky mean rain is imminent, that is, about to happen.

Correct Answer: Centrifugal and gravitational forces

In school terms, planets stay in orbit through a balance of gravitational pull towards the Sun and centrifugal force outward.

Correct Answer: Jasmine

Jasmine is the national flower of Pakistan.

Correct Answer: 20th Amendment

The 20th Amendment, passed in 2012, was the latest amendment at the time of this 2012 paper; the book's note 'Current 22nd' is a later update.

Correct Answer: 1906

The All-India Muslim League was founded in Dhaka in December 1906.

Correct Answer: Allama Iqbal

Allama Iqbal delivered the Allahabad address in 1930, proposing a separate Muslim state in north-western India.

Correct Answer: Muslim League lost

In the 1937 provincial elections the Muslim League performed poorly and formed no provincial government, a setback that reshaped its strategy.

Correct Answer: 1956

Pakistan's first constitution was passed in 1956, making Pakistan an Islamic republic.

Correct Answer: Separate country

The Sindh Muslim League's 1938 resolution pressed the demand for a separate country for the Muslims of India.

Correct Answer: Chairman Senate

Under Pakistan's constitution, the Chairman of the Senate acts as president when the president is absent or unable to perform.

Correct Answer: Islamabad

Pakistan Navy's Naval Headquarters is located in Islamabad.

Correct Answer: Peace Pipeline

The proposed Iran-Pakistan-India gas pipeline is known as the Peace Pipeline.

Correct Answer: Kachi Canal

The Kachi Canal is the mega irrigation project in Balochistan, taking water from the Indus to Dera Bugti and surrounding areas.

Correct Answer: China

Gwadar port was developed with Chinese collaboration and investment.

Correct Answer: OGRA

The Oil and Gas Regulatory Authority (OGRA) regulates Pakistan's petroleum sector.

Correct Answer: Governor

The State Bank of Pakistan is headed by its Governor.

Correct Answer: Raza Rabbani

Raza Rabbani served as Chairman of the Senate from 2015 to 2018, the period of this recall list.

Correct Answer: 2009

The 7th National Finance Commission Award was announced in December 2009.

Correct Answer: Thermal

Thermal power has historically been Pakistan's main source of electricity generation.

Correct Answer: South Korea

Ban Ki-moon, former Secretary-General of the United Nations, is from South Korea.

Correct Answer: 8

SAARC has eight member states: Afghanistan, Bangladesh, Bhutan, India, Maldives, Nepal, Pakistan and Sri Lanka.

Correct Answer: 8

SAARC has eight member states, a fact repeated in this paper as a separate recall item.

Correct Answer: Babur

Babur founded the Mughal Empire after defeating Ibrahim Lodi at Panipat in 1526.

Correct Answer: New York

The United Nations, including the Security Council, is headquartered in New York.

Correct Answer: Jeddah

The Organisation of Islamic Cooperation is headquartered in Jeddah, Saudi Arabia.

Correct Answer: Past

History is the study of past events and human affairs.

Correct Answer: Assassin

The book records Assassin, spelled Assasin in the scan, as the winner of the 2012 Pakistan Derby.

Correct Answer: 6

Sihah Sitta means the six authentic books of hadith: Bukhari, Muslim, Tirmidhi, Abu Dawud, Nasai and Ibn Majah.

Correct Answer: Second source

After the Quran, hadith is the second source of Islamic law; the book's printed '6' confuses this with the six books of Sihah Sitta.

Correct Answer: One who narrates hadiths

In hadith terminology, a ravi is a narrator who transmits a hadith.

Correct Answer: Imam Malik

Imam Malik ibn Anas compiled Al-Muwatta, one of the earliest collections of hadith and fiqh.

Correct Answer: Madina Munawara

The Prophet Muhammad (SAW) migrated from Makkah to Madina Munawara in 622 AD.

Correct Answer: Charter of Madina

The Charter of Madina (Misaq-e-Madina), drawn up by the Prophet Muhammad (SAW), is regarded as the first written constitution.

Correct Answer: Burhan al-Din al-Marghinani

Al-Hidayah, the classical Hanafi manual of fiqh, was written by Burhan al-Din al-Marghinani, not by Abu Hanifa.

Correct Answer: Imam Shafi

Imam al-Shafi'i is credited with founding the science of Usul-e-Fiqh through his work Al-Risala.

Correct Answer: Germany

Germany won the men's hockey gold medal at the London 2012 Olympics.

Correct Answer: 2014

President Obama announced that US combat forces would withdraw from Afghanistan by the end of 2014.

Correct Answer: President

Bashar al-Assad was the president of Syria at the time of this paper.

Correct Answer: India

The World Health Organization declared India polio-free in 2014.

Correct Answer: Inzamam-ul-Haq

Inzamam-ul-Haq served as Pakistan's chief selector in the period covered by this recall list.

Correct Answer: Microprocessor

A hard disk, a CD and a USB drive all store data, while a microprocessor processes data and does not store it as a storage device.

Correct Answer: Tripoli

Tripoli is the capital of Libya.

Correct Answer: Karachi

Karachi is Pakistan's largest seaport by cargo handled.

Correct Answer: Islamabad

Benazir Bhutto International Airport served Islamabad.

Correct Answer: Gilgit

Siachen Glacier lies in the Karakoram range in the Gilgit-Baltistan region, given in the book as Gilgit.

Correct Answer: Indus

Diamer-Basha Dam is built on the Indus River.

Correct Answer: 2 to the power 4

2 cubed is 8, and 8 plus 8 is 16, which is 2 to the power 4; the book's 2 to the power 6 would be the product, not the sum.

Correct Answer: None of these

Minus 512 plus 512 equals 0, and 0 was not among the options offered in the original item, so the printed answer is None of these.

Correct Answer: None of these

The book prints this item with a garbled value and notes that 19 is not present among the options, so the printed answer None of these is retained as printed.

Correct Answer: 120

STUDY has 5 distinct letters, so the number of arrangements is 5 factorial, which equals 120.

Correct Answer: 72

150 percent of 48 is 1.5 times 48, which equals 72.

Correct Answer: 5%

The decrease is 8 pounds, and 8 divided by 160 is 5 percent.

Correct Answer: 13

This is a Fibonacci-type series where each term is the sum of the two before it: 5 plus 8 equals 13.

Correct Answer: 20

The book's own working gives 20 as the next term, with steps increasing by 2, 4, 6 and then 8.

Correct Answer: 100

The average of an evenly spaced series is the average of its first and last terms: 10 plus 190 divided by 2 equals 100.

Correct Answer: 3 rupees

If an adult ticket costs x, a child ticket costs x divided by 2, so 5x plus 4x equals 9x equals 27, giving x equals 3 rupees.

Correct Answer: 48 km/hr and 56 km/hr

The book prints the pair 48 and 56, which differ by 8 km/hr, as the two speeds.

Correct Answer: All of these

2, 3 and 37 are all prime numbers, each divisible only by 1 and itself.

Correct Answer: 83

If the unit digit is 3, the tens digit is 8, and 8 plus 3 equals 11, giving the number 83.

Correct Answer: Submit

The correct idiom is 'never submit to the miseries of his life', meaning never give in to hardship.

Correct Answer: Did he put

The question form is 'Where did he put his books?'

Correct Answer: Among

Among is used for being in a group of people, as in 'among the people present'.

Correct Answer: Of

The correct phrase is 'think of borrowing money'.

Correct Answer: Will be published

The passive future form is 'His books will be published next week.'

Correct Answer: Ensure

Setting two alarms ensures, that is makes certain, that he does not oversleep.

Correct Answer: Divert

The police had to divert traffic to another road because of the accident.

Correct Answer: Economize

To economize means to use less, which is what the public was asked to do with fuel consumption.

Correct Answer: Deduce

To deduce is to draw a conclusion from given facts, even when direct facts are absent.

Correct Answer: Realized

The sentence is 'He realized that it was 5 o'clock.'

Correct Answer: Score

In the book's recall phrasing, the verb given is 'score' for the highest goal in the tournament.

Correct Answer: Material noun

Diamond names a material substance, so it is a material noun.

Correct Answer: Clause

The book classifies this as a clause; strictly it is a participial phrase, but the book's answer is retained as printed.

Correct Answer: Noun

In the book's truncated item, 'round' is given as a noun, as in a round of visits.

Correct Answer: Clause

The book repeats this item and again classifies it as a clause; the answer is retained as printed.