why does a plant need carbon dioxide

why does a plant need carbon dioxide

Plants need CO2 to live. So is more of it a good thing? Published: Nov 7th, 2009 We do not yet know enough to make adequate projections of the global trends for plant life in a world with higher levels of carbon dioxide, or CO2. It is clear, however, that there can be both positive and negative responses. One of the first things taught in biology class is that animals breathe in oxygen and exhale CO2, while plants take in CO2 during the day and release oxygen. In a process called photosynthesis, plants use the energy in sunlight to convert CO2 and water to sugar and oxygen. The plants use the sugar for food food that we use, too, when we eat plants or animals that have eaten plants and they release the oxygen into the atmosphere. ...

 why do we get warts on your feet

why do we get warts on your feet

and Palmer warts are common, especially in children. These warts are named for where they appear on the body. Palmer warts occur on the hands, and plantar warts on the bottom of the foot. Virtually everyone will have a wart (or several) someplace at some time in their lives. What Are Plantar Warts and Palmer Warts? Plantar warts and palmer warts are noncancerous growths, caused by a in the top layer of the skin. The culprit is a strain of virus called human papillomavirus or HPV. Many strains of the virus exist, and those that cause common warts on the hands and feet are not the same strains of HPV that. Some people mistakenly think plantar warts or palmer warts are malignant. In fact, they are not harmful. Eventually, in about two years, most warts go away without treatment. Warts can,

 why does alcohol make you wake up early

why does alcohol make you wake up early

A drink or two (or four) may help you fall asleep as soon as you crawl into bed, but they don't seem very soporific four hours later, when you're wide awake and regretting all the decisions leading up to the hangover you're currently experiencing. If you've ever wondered all night, trust me you're not the only one. Aside from being one of the universe's cruelest ironies, it's an actual, documented phenomenon. So what gives? As you've undoubtedly noticed, alcohol tends to make you so drowsy you'll pass out on any available surface. According to research, a nightcap does help you ; as long as you drink, it's been shown to improve sleep quality and duration. ...

 why do we need to learn english essay

why do we need to learn english essay

Why should I study English? Nowdays, English is very important to learn. ItБs now recognized as a universal language. Why should I study English? Nowdays, English is very important to learn. It s now recognized as a universal language. So this is the reason why I should learn it. If in the future, I should be working abroad, such as in Great Britain or the United States, I will be able to use this language as a communication tool. Learning to speak English may be the best thing I can do to improve my life. БThe language of communicationБ. Why? Because it seems all the people in the world have agreed to use English to talk to each other. If I can communicate in English, I can: Contact people from all over the world. Talk about my ideas and opinions on Internet discussion groups. ...

 why do we need to conserve petroleum

why do we need to conserve petroleum

In modern times, fossil fuels are used for a variety of purposes in addition to heating and light. In the 1800s, coal stoves were common. These stoves worked somewhat like fireplaces. People filled the stove with coal and lit the coal to generate heat. Coal is not a popular heating source today, but is used to generate electricity. Coal is also used in the production of glass, cement, pottery and steel, as well as in medicines such as aspirin. ...

 why do you want to be a ghc fellow

why do you want to be a ghc fellow

I recognize that the GHC is rather competitive so my chances of getting accepted aren t that high since I don t have a ton of experience, but I want to try anyways because why not? If anyone who has been a fellow for Global Health Corps or something similar would be willing to review my two of my statements I would greatly appreciate it! I m still working on the other two but I think getting feedback for the first two will help me craft my other answers. Note: I m assuming someone will probably bring this up so I know that the Peace Corps is another less competitive option for GHC, but I was denied medical clearance once and while I do plan on applying again I have unique health issues that the PC has told me multiple times before that they might have difficulties accommodating for me. So

 why does my anus hurt when i poop and wipe

why does my anus hurt when i poop and wipe

Most anal fissures donвt require extensive treatment. However, certain home remedies can help promote healing and relieve uncomfortable symptoms. You can treat an anal fissure at home by: using taking and eating more, such as raw fruits and vegetables taking warm baths called to relax the anal muscles, relieve irritation, and increase blood flow to the anorectal area applying a ointment to the anus to promote blood flow to the area or a cream, such as, to help with inflammation applying topical pain relievers, such as, to the anus to ease discomfort If your symptoms arenвt relieved within two weeks of treatment, see your doctor for further evaluation. Your doctor can make sure you have the correct diagnosis and can recommend other treatments. A calcium channel blocker ointment can relax

 why does my iphone say no service

why does my iphone say no service

Issues with your carrier or account might affect your service. Contact your carrier to: Verify that your account is active and in good standing. Make sure there are no outages in your area. Check that your device isn't blocked from receiving cellular services and is set up with the right data plan. If you still can't connect to a cellular network, and have confirmed with your carrier that there isn't an issue with your account or network, try. Only your wireless carrier can access and manage details about your account. If you need help finding your wireless carrier's service page, use the article or an online search engine. You should make sure that your device is up-to-date, for that keep an eye on a regular check on the updates for your software. is quite simple and for that, there are

 why does a woman have a period

why does a woman have a period

Period questions come into every girls mind! Puberty can be pretty crazy you shouldn't have to worry about your first period on top of it all. Here are some commonly asked questions and answers that can help you feel more confident about all the changes you re experiencing. 1. What is a period and why do we have them? Simply put: A period is when a woman s body releases tissue it no longer needs. This tissue comes from the uterus, which is where a baby (fetus) can develop in the female body. Every month or so, the uterus lining gets thicker to prepare for a fertilized egg if the woman becomes pregnant. If the egg doesn t get fertilized, that lining is released from the body as blood through the vagina. This monthly process is called menstruation or a period. So when a girl has her period,

 why do we have a christmas tree tradition

why do we have a christmas tree tradition

Why we have Christmas trees in our homes is not a question many ask в itвs one of the most magical Christmas traditions there is and it happens because thatвs what you do. But when you think about it, for one month of the year, you have a tree in your living room, hallway, dining room or wherever else you choose to deck the halls. Itвs not like a bunch of peonies в itвs a tree and itвs in a pot inside your home. So why DO we have Christmas trees in our homes at Christmas? The act of putting up a Christmas tree can be traced back to the 1500s in eastern Europe. The first recorded tree put up for Christmas was in 1510 in Latvia and 1521 in Slovakia, according to the Christianity Today website. However, the tradition of putting trees in homes during wintertime в and not just Christmas в goes