A. Red blood cells
B. White blood cells
C. Platelets
D. Plasma
Which layer protects Earth from harmful UV rays?
A. Troposphere
B. Mesosphere
C. Ozone layer
D. Ionosphere
What type of energy is stored in a battery?
A. Heat energy
B. Light energy
C. Chemical energy
D. Sound energy
Which device converts sunlight into electricity?
A. Generator
B. Battery
C. Solar panel
D. Transformer
What is the main function of the human heart?
A. Digestion
B. Pumping blood
C. Breathing
D. Thinking
Which vitamin is produced by sunlight in the body?
A. Vitamin A
B. Vitamin B
C. Vitamin D
D. Vitamin K
Which gas mainly causes global warming?
A. Oxygen
B. Nitrogen
C. Carbon dioxide
D. Hydrogen
50 Key MCQs about Indonesia
Indonesia is the largest archipelagic country in the world and one of the most important nations in Southeast Asia. With thousands of islands, a large population, and a rapidly growing economy, Indonesia plays a major role in regional and global affairs. Its history, political system, geography, and cultural diversity make it an important topic for competitive examinations. The following key fact sheet and MCQs provide essential knowledge about Indonesia that can help students strengthen their general knowledge and exam preparation. Find below the 50 key MCQs about Indonesia.
50 Key MCQS about South Korea
South Korea is one of the most developed and influential countries in East Asia. It is known for its strong economy, advanced technology, democratic political system, and global cultural impact through K-pop and Korean dramas. South Korea frequently appears in competitive examinations due to its history, Korean War background, relations with North Korea, and economic success model. The 50 key MCQs about South Korea will help students prepare effectively for exams and improve their general knowledge about South Korea.
Which city faced a suicide bombing in November 2025?
A. Lahore
B. Karachi
C. Islamabad
D. Peshawar
