practice sheet, class: 7th

Arunachal-Assam Border Dispute The border dispute between Arunachal Pradesh and Assam is a long-standing issue that has been a bone of contention between the two Northeastern states of India for several decades. The dispute has its roots in the colonial era when the British Raj demarcated the borders between the two regions, but the matter…

Quadratic equations Express in the form of (x±a) (x±b)      x2 + 8x + 7      2×2 + 5x + 3      x2 + 5x + 6      x2 + 12x + 35      x2 + 11x + 24      x2 + 11x + 30      x2 – 8x + 15      x2 + x-…

Marine pollution refers to the introduction of harmful substances or materials into the ocean or other bodies of water. This type of pollution is a serious threat to marine life, ecosystems, and human health. A variety of human activities, including industrial processes, agricultural practices, and waste disposal cause it. The sources of marine pollution can…