The correct answer is option 4, "Chukka Project", as it is not an Indo-Nepal Cooperation Project.

To understand this, let`s look at the other options.

Option 1, "Sharda Barrage", is an Indo-Nepal Cooperation Project. It is a barrage built across the Sharda River, also known as the Mahakali River, which forms the border between India and Nepal.

Option 2, "Tanakpur Barrage", is also an Indo-Nepal Cooperation Project. It is a barrage built across the Mahakali River near Tanakpur in Uttarakhand, India.

Option 3, "Pancheswar Project", is an Indo-Nepal Cooperation Project. It is a proposed multipurpose project to be built on the Mahakali River, which will involve the construction of a barrage, a reservoir, and other infrastructure.

Therefore, by process of elimination, we can conclude that option 4, "Chukka Project", is not an Indo-Nepal Cooperation Project. It is worth noting that the Chukka Project does not exist, and it is not associated with any specific cooperative efforts between India and Nepal.

Overall, the answer highlights the importance of understanding the Indo