A. They are known for their ability to form complex colonies and work together in a highly organized manner. B. Ants are fascinating creatures with a remarkable social structure. C. Within these colonies, there are different roles such as workers, soldiers, and the queen. D. This division of labor allows the colony to function efficiently and survive in various environments.
A. However, it is important to consume it in moderation. B. Too much caffeine can lead to negative health effects such as anxiety and insomnia. C. Many people enjoy drinking coffee for its stimulating effects. D. Coffee contains caffeine, which can improve focus and energy levels.
A. It is essential for maintaining ecological balance and supporting biodiversity. B. Deforestation, however, poses a significant threat to these forests. C. Forests cover about 31% of the earth's land area and are home to a multitude of species. D. This loss of forest area can lead to habitat destruction and climate change.
A. These early humans developed tools and learned to control fire. B. The history of human civilization can be traced back to the Stone Age. C. This period saw the beginning of farming and the establishment of permanent settlements. D. The Stone Age is divided into three periods: the Paleolithic, Mesolithic, and Neolithic.
A. For example, early detection of diseases can lead to more effective treatments. B. Medical research has greatly improved our understanding of human health. C. Advances in medical technology have also played a crucial role. D. This knowledge has led to significant advancements in the diagnosis and treatment of various conditions.
Question 6
A. It is a form of energy that powers many devices and systems. B. Electricity is one of the most important discoveries in modern times. C. From lighting our homes to powering our gadgets, electricity plays a crucial role. D. Without it, our daily lives would be drastically different.