Where is contour plowing used the most? Contour ploughing is a soil conservation technology that is practiced throughout Grenada to mitigate the negative consequences of natural disasters on soil quality and composition. Where is contour farming used? Contour farming is a traditional Pacific Island practice that is very good for growing food on hillsides. When […]
Why is the Yamuna River so dirty?
Why is the Yamuna River so dirty? The three main kinds of pollution in the Yamuna are sewage, industrial effluent, and solid waste. Untreated sewage is the biggest pollutant which goes into the Yamuna river. The water was so polluted that if someone fell into the river he was more likely to die due to […]
What are the quotes about science?
What are the quotes about science? Science Quotes We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology. The science of today is the technology of tomorrow. Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world. […]
How do Egyptian celebrate Ramadan?
How do Egyptian celebrate Ramadan? Therefore, almost all television directors and producers jam their work throughout the thirty days of Ramadan. After Ishaa (nighttime) prayers, Egyptians, go to mosques to say Tarawih prayers each night during the holy month. People from all different age groups including men, women and children attend these prayers. What is […]
When were most of the pyramids built in Egypt?
When were most of the pyramids built in Egypt? All three of Giza’s famed pyramids and their elaborate burial complexes were built during a frenetic period of construction, from roughly 2550 to 2490 B.C. The pyramids were built by Pharaohs Khufu (tallest), Khafre (background), and Menkaure (front). How long were pyramids built in Egypt? Archaeologists […]
What are the levels of organization in cell specialization?
What are the levels of organization in cell specialization? Most organisms have functional parts with five levels: cells, tissues, organs, organ systems and whole organisms. What is a cell cell specialization? Cell specialization, also known as cell differentiation, is the process by which generic cells change into specific cells meant to do certain tasks within […]
Are fungi the only decomposers?
Are fungi the only decomposers? Fungi are the only decomposers that can break down wood and the cellulose in plant cell walls, so they are the primary decomposers in forests. Many fungi are involved in symbiotic relationships. Are fungi secondary consumers? Fungi and Food Chains Primary consumers, or herbivores, eat plants, secondary consumers eat primary […]
What is man made ecosystem give example?
What is man made ecosystem give example? An ecosystem, which is created and maintained by human beings, is called artificial or man- made ecosystem. Some examples of man- made ecosystem are aquarium, garden, agriculture, apiary, poultry, piggery etc. What is the characteristic of man made ecosystem? Artificial ecosystems depend on natural cosmic laws. Man is […]
What uses active transport only?
What uses active transport only? During active transport, substances move against the concentration gradient, from an area of low concentration to an area of high concentration. This process is “active” because it requires the use of energy (usually in the form of ATP). It is the opposite of passive transport. Why is active transport better […]