The question asks about the number of continents on Earth according to the standard 7-continent model. This is a fundamental geographical fact often taught in primary and secondary education.
Correct Option: C) Seven
The standard 7-continent model, which is prevalent in many countries including India, recognizes seven continents: Asia, Africa, North America, South America, Antarctica, Europe, and Australia. Therefore, the correct answer is seven.
The question asks about the approximate percentage of the Earth's total surface covered by continents. This is a factual question related to basic geography and Earth science. We need to recall the distribution of land and water on Earth.
Correct Option: B) 29% is the approximate percentage of the Earth's total surface covered by continents (land area).
The question asks to identify the continent that is the largest in terms of both geographical area and human population. This requires knowledge of basic world geography and demographics.
C) Asia is the largest continent in the world by both land area and population. It covers approximately 30% of the Earth's land area and accounts for over 60% of the world's population.
The question asks to identify the second largest continent by area. This requires knowledge of the relative sizes of the world's continents.
Correct Option: A) Africa is the second largest continent in the world by area, after Asia.
The question asks to identify the smallest continent by area. To answer this, one needs to recall the relative sizes of the world's continents.
Correct Option: C) Australia (Oceania) is the smallest continent in the world by area, covering approximately 8.5 million square kilometers.
The question asks to identify the continent known as the 'Dark Continent' and the 'Continent of Contrasts'. This requires knowledge of common geographical epithets for the world's continents.
C) Africa is known as the 'Dark Continent' and the 'Continent of Contrasts' due to its historical perception of being unexplored and its vast geographical, cultural, and economic diversity.