Important National and International Days

Earth Day is indeed celebrated across the world (April 22) to inspire awareness and appreciation for our planet's environment. Despite the spelling errors in the question ('accross' instead of 'across,' 'approciation' instead of 'appreciation'), the factual statement is true.

The 2010 French Open tournament officially began on Sunday, May 23. This start date follows the traditional schedule of holding the event in late May, culminating in early June.

Ecuador celebrates its Independence Day on August 10th, commemorating the first call for independence from Spain in 1809 in Quito. This date marks the start of the independence movement, though full independence was achieved later in 1822.

Mother's Day is celebrated on the second Sunday of May in many countries including India and the United States. The other options list different months which are incorrect for the standard observance.

Mother's Day was officially declared by US President Woodrow Wilson on May 8, 1914, establishing it as a national holiday to be celebrated on the second Sunday of May. The other dates in May 1914 are incorrect.

World Hemophilia Day is observed annually on April 17, chosen to honor the birthday of Frank Schnabel, founder of the World Federation of Hemophilia. The date raises awareness about bleeding disorders. Options A, C, and D are incorrect.

Queen Elizabeth II attended the Wimbledon Championships on Thursday 24 June 2010, her first visit to the tournament since 1962. The other dates do not match her confirmed attendance.

The Nobel Prize is awarded annually on December 10, the anniversary of Alfred Nobel's death. This ceremony takes place in Stockholm, Sweden (for most prizes) and Oslo, Norway (for the Peace Prize). The other dates are unrelated to Nobel Prize history.

The question refers to 'Dhruvataare' (Dhruv Nakshatra or the Pole Star), which is a Kannada-language newspaper that ceased publication. The newspaper closed on April 12, 2006, which was a significant event in Kannada journalism.

The Saka Era (Saka Samvat) calendar is indeed one of India's national calendars, used for official government purposes alongside the Gregorian calendar. The calendar starts from 78 AD when the Saka era began.

Chile celebrates its Independence Day on September 18th, commemorating the beginning of the independence process in 1810. July 4th is American Independence, August 15th is associated with several countries (India, South Korea), and December 20th is not a major independence day.

The 2010 FIFA World Cup final was held on July 11, 2010, at Soccer City Stadium in Johannesburg. Spain defeated Netherlands 1-0 in this match. The tournament had begun on June 11, 2010, making it exactly one month of football.

Gandhi Jayanti commemorates the birth of Mahatma Gandhi on October 2nd, 1869. This national holiday honors the Father of the Nation who led India's independence movement through non-violent civil disobedience.