A. Russia
B. India
C. China
D. Japan
Explanation: China sent a robot to Mars in 2021, becoming the second country to do so after the USA.
A. Chinese astronaut
B. Chinese woman in space
C. Chinese scientist
D. Chinese engineer
Explanation: Wang Yaping is a Chinese woman who went to space.
A. Usa
B. China
C. Russia
D. India
Explanation: China launched a smart satellite in space.
A. India
B. Russia
C. China
D. Japan
Explanation: China sent a Mars mission in May 2021, following the USA.
A. Brazil
B. Japan
C. Us
D. Germany
Explanation: Brazil has used ethanol (alcohol) successfully as a motor fuel.
A. Monsoon
B. Winter
C. Summer
D. Autumn
Explanation: Pakistan experiences monsoon rainfall during these months.
A. Cfcs
B. Methane
C. Carbon dioxide
D. Nitrogen dioxide
Explanation: Chlorofluorocarbons (CFCs) are known to cause significant damage to the ozone layer.
A. Hemoglobin
B. Bone
C. Teeth
D. Thyroxine
Explanation: Iron is crucial for the production of hemoglobin in red blood cells.
A. Louis pasteur
B. Leo baekeland
C. Robert bunsen
D. Amedeo avogadro
Explanation: Leo Baekeland, a Belgian chemist, invented Bakelite, the first synthetic plastic, in 1907.
A. United states, england, india, and japan
B. South africa, australia, india, and canada
C. United states, australia, india, and japan
D. Turkey, russia, india, and japan
Explanation: The QUAD is a strategic forum consisting of the United States, Australia, India, and Japan, formed to counterbalance China.