What is the purpose of protists? Protists function at several levels of the ecological food web: as primary producers, as direct food sources, and as decomposers. In addition, many protists are parasites of plants and animals that can cause deadly human diseases or destroy valuable crops. How do protists benefit humans? Protists are essential sources […]
Is CO2 more dense than O2?
Is CO2 more dense than O2? CO2 is heavier than oxygen, so we might expect every CO2 molecule to sink below a layer of oxygen molecules. Because CO2 is heavier than oxygen, gravity forces CO2 molecules to form a “layer” beneath the oxygen molecules, helping to separate the wine from the oxygen. What is the […]
Do humpback whales use sonar?
Do humpback whales use sonar? Toothed whales and dolphins (for example killer whales and bottle-nose dolphins) use echolocation for hunting and navigating, while baleen whales (for example humpbacks and blue whales) generally produce a series of sounds which are frequently termed ‘songs’ that are used for communicating. How do whales communicate where they are from? […]
Is a corn kernel a seed?
Is a corn kernel a seed? Corn kernels are actually single-seeded, indehiscent fruits, which are most often referred to as seeds. Is corn a root or stem? Corn grows on a single stem called a stalk. Stalks can grow up to ten feet tall. The plant’s leaves emerge from the stalk. What is the structure […]
What do gerbils do at night?
How many months do quail lay eggs?
How many months do quail lay eggs? Quail reared for meat are slaughtered by around 5 weeks old. Egg laying quail hens start laying at around 7 weeks old and will be slaughtered at around 8 months old. Do quails breed all year? In nature, quail begin breeding in the spring and continue through autumn, […]
Why is Hanukkah early this year?
Why is Hanukkah early this year? Because of the varying lengths of the lunisolar calendar, Hanukkah sometimes falls around the American holiday of Thanksgiving. Hanukkah actually began nearly 600 years before the first Christmas celebration. In 2020, Hanukkah begins on the evening of December 10, with the last night falling on December 18. Why is […]
Who plays Russia in Hetalia?
Who plays Russia in Hetalia? Yasuhiro TakatoHetalia: Axis PowersJerry JewellHetalia: Axis Powers Who plays Russia in Hetalia English dub? Jerry Dean Jewell Does Jerry Jewell voice anyone in Attack on Titan? Jerry Jewell is a voice actor known for voicing Kyo Sohma, Lyon Bastia, and Russia. Does Jerry Jewell voices Saiki? He has performed the […]
How do I join the Fiji police?
How do I join the Fiji police? Interested individuals who wish to pursue a career in Policing are encouraged to apply through an application form which can be accessed from the Fiji Police Website www.police.gov.fj or from the nearest police stations between 8.00am to 4.00pm. How much is police clearance certificate in Nigeria? How Much […]
What was the contribution of Alphonse Bertillon?
What was the contribution of Alphonse Bertillon? Alphonse Bertillon, (born April 23, 1853, Paris, France—died February 13, 1914, Paris), chief of criminal identification for the Paris police (from 1880) who developed an identification system known as anthropometry, or the Bertillon system, that came into wide use in France and other countries. Why is Bertillonage inferior […]