How does the Indian constitution keeps …

In The Constitution of India book published and accepted by the first parliament of India on 26th of January 1950, under Article 51A, it’s been duly pointed out that it shall be the duty of every citizen of India –

-To abide by the Constitution and respect its ideals and institutions, the National Flag and the National Anthem;

-To cherish and follow the noble ideals which inspired our national struggle for freedom;

-To uphold and protect the sovereignty, unity, and integrity of India;

-To defend the country and render national service when called upon to do so;

-To promote harmony and the spirit of common brotherhood amongst all the people of India transcending religious, linguistic and regional or sectional diversities; to renounce practices derogatory to the dignity of women;

-To value and preserve the rich heritage of our composite culture;

-To protect and improve the natural environment including forests, lakes, rivers, wildlife and to have compassion for living creatures;