Protection of environment and wildlife is mentioned in which Article of the Indian Constitution?

The correct option is Article 48A.

Step-by-step explanation:

1. Background and Constitutional Amendment:
The provision for the protection and improvement of the environment and safeguarding of forests and wildlife was added to the Constitution of India through the 42nd Constitutional Amendment Act, 1976.

2. Directive Principles of State Policy (DPSP):
This provision was inserted into Part IV of the Constitution under Article 48A as a Directive Principle of State Policy.

3. Text of Article 48A:
Article 48A states: "The State shall endeavour to protect and improve the environment and to safeguard the forests and wild life of the country."

4. Overview of Other Mentioned Articles:
• Article 48: Organisation of agriculture and animal husbandry (prohibiting the slaughter of cows, calves, and other milch and draught cattle).
• Article 47: Duty of the State to raise the level of nutrition and the standard of living and to improve public health.
• Article 49: Protection of monuments, places, and objects of artistic or historic interest.

Therefore, Article 48A specifically deals with the protection of the environment and wildlife.