Explanation

• The main tributary, the Congo River has a total length of 4,370 km.
• It is the only major river to cross the equator twice.
• The Congo river is the Second longest river in Africa.

Explanation

Madame Tussauds is a wax museum.

Madame Tussauds was founded in 1835.

Founder French wax sculptor Marie Tussaud

Located in London, England

Explanation

Maleeha Lodhi became the first woman Permanent Representative of Pakistan to the United Nations 

Explanation

On 9 June, 2017 India and Pakistan became full members of the Shanghai Cooperation Organisation (SCO).

The SCO Headquarters: Beijing, China

The SCO Founded: June 15, 2001

 four Observer States

The SCO currently comprises of 10 member states:

• China
• India,
• Kazakhstan,
• Kyrgyzstan,
• Russia,
• Pakistan,
• Tajikistan,
• Iran 
• Uzbekistan
• Belarus joins SCO as 10th member

Explanation

Horticulture is the agriculture of plants

Agrostology: Study of Grasses 

Agronomy: soil management and crop production 

Odontology: Study of teeth 

Arthrology: Study of joints 

Nephrology: Study of kidneys

Hematology: Study of blood  

Dermatology: Study of skin 

Explanation

Joseph Priestly discovered oxygen on August 1, 1774.

The most abundant element in the Earth's crust is oxygen.

It making up 46.6% of Earth's mass.

Explanation

A tsunami is a series of powerful sea waves.

It typically caused by underwater earthquakes or volcanic eruptions.

It leading to coastal flooding.

Explanation

Article 245 of the Constitution of Pakistan 1973 states: 

"The Armed Forces shall, under the directions of the Federal Government, defend Pakistan against external aggression or threat of war, and, subject to law, act in aid of civil power when called upon to do so."

Explanation

Minimum zooming is 10% and Maximum zooming is allowed in 400%.

So, 500% is invalid zoom percentage in Excel.

Explanation

The first Round Table Conference convened from 12 November 1930 to 19 January 1931

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The Second Round table conference was held from 7 September 1931 to 1 December 1931 in London. 

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The Third Round Table Conference was held in 1932 between November and December. 

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All three round table conferences were attended by Dr. B.R. Ambedkar and Tej Bahadur Sapru.