Questions

In a first, China is planning to send mini-ecosystems — containing potato seeds and silkworm eggs — to the Moon next year, in an attempt to study how the organisms develop on the lunar surface. The 3-kilogramme mini-ecosystem, developed by research teams led by Chongqing University in China, will be sent to the Moon by the Chang’e 4 scheduled to be launched in 2018, authorities announced at the Global Space Exploration Conference. An 18-centimetre-tall cylinder will carry potato seeds and silkworm eggs to be incubated.

Hence, the missing number iss 25.

Domestic policy is an area of public policy which concerns laws, government programs, and administrative decisions which are directly related to all issues and activity within a nation's borders.

It differs from foreign policy, which refers to the ways a government advances its interests in world politics.

Hence, Option A, The Supreme Court strikes down a law that bans importing inefficient automobiles is an example of domestic policy action.

Ayurveda Day is annually celebrated across the globe on the day of Dhanwantri Jayanti, as a global initiative to promote and preserve the health science of Ayurveda.

The Communist Government of Yugoslavia had kept itself free from the Soviet Union almost from the beginning . Yugoslavia was one of the founders of the Non-Aligned Movement. It was a fedaration of 6 republics. In four of these republics, the rule of the communist parties came to an end in 1990. By 1992,Yugoslavia broke up into five independent states-the new states of yugoslavia comprising Serbia and Montenegro, Croatia, Macedonia, Slovenia and Bosnia-Herzegovina.

Relegate means Assigning an inferior rank or position to. That means, downgrading or pulling down, lower a person.

All other options have words with opposite in meaning.

Hence, Relegate is an English word which is similar in meaning to Downgrade.