Step 1: Indian Wildlife Protection Act
The Indian Wildlife (Protection) Act was enacted in 1972 to provide protection to wild animals, birds, and plants in India. The Act aims to safeguard the rich biodiversity of the country and regulate hunting, poaching, and trade of wild species.
Step 2: Importance of the Act
This law also established protected areas such as wildlife sanctuaries and national parks, ensuring that wildlife in India is conserved. The Act has played a key role in preserving the country's endangered species and their habitats.
Step 3: Conclusion
Thus, the correct answer is:
\[
\boxed{\text{1972}}
\]
The correct answer is option (B).
Find the unknown frequency if 24 is the median of the following frequency distribution:
\[\begin{array}{|c|c|c|c|c|c|} \hline \text{Class-interval} & 0-10 & 10-20 & 20-30 & 30-40 & 40-50 \\ \hline \text{Frequency} & 5 & 25 & 25 & \text{$p$} & 7 \\ \hline \end{array}\]
Two concentric circles are of radii $8\ \text{cm}$ and $5\ \text{cm}$. Find the length of the chord of the larger circle which touches (is tangent to) the smaller circle.