Neap tide: A tide in which the difference between high and low tide is the least. Neap tides occur twice a month when the Sun and Moon are at right angles to the Earth. ... Spring tides occur when the Moon is either new or full, and the Sun, the Moon, and the Earth are aligned.
Answer: Neap tide
The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
The possible cause for a decrease in ecosystem productivity is : B. a decrease of the biodiversity o an ecosystem
Decrease in biodiversity means that there will be less organisms that support each other to maintain the balance in the ecosystem, which eventually decrease its productivity
Flagella are long, thread-like appendages which provide some live single cells with the ability to move, motility. Bacteria which have flagella are either rod or spiral-shaped and are known as bacilli and spirochetes, respectively. Cocci, or round bacteria, are almost all nonmotile. I hope this helps you :) I Have this in my Bio Notes