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INTRODUCTION Extracts from black pepper discourage insect pests from laying eggs on leaves and pose lower risk to humans and the environment than other pesticides‚ a University of Ottawa researcher says. The more susceptible species were pine sawflies‚ which are passed on ornamental plants and caterpillars such as the eastern tent caterpillar Black Pepper worked better when insects are soft-bodied during the larval stage because the chemical is able to penetrate
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a plant whose scientific name is theobroma cacao which means “food of the gods”. According to the historians‚ the Mayan in Central America is the first who learned to plant the cacao plants around 2.000 years ago. The Maya took the cacao trees from the rainforests and plant them around home. They cooked the cacao seeds then crushed them into a soft paste. They mixed the paste with water and flavorful spices to make an unsweetened chocolate drink. Cacao and chocolate were an important part of Maya
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are believed to be the first to grow cocoa beans as a domestic crop. Cacao trees have grown wild for possibly 10‚000 years. The Olmec civilization only lasted until about 300 B.C. In the 14th Century‚ cocoa became a drink that was popular for the upper class of the Aztecs; they called it “xocalati” meaning warm or bitter liquid. They were the first to tax the beans. In 1492‚ Christopher Columbus was said to have brought back cacao beans to King Ferdinand from his forth visit to the New World‚ but they
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SCI250 Week 6 Chapter 23 Cardiovascular System Quiz Section: Multiple Choice 1. The normal microflora of the heart includes species of ________ Gram-positive bacteria. Gram-negative bacteria. fungi. viruses. None of the above 2. Which of the following is least likely to cause Septicemia leading to endotoxin-induced shock? Staphylococcus aureus Pseudomonas aeruginosa Klebsiella Proteus Serratia 3. Rheumatic fever caused by Streptococcus pyogenes most likely results from ________
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Yellow fever is an acute viral disease is a hemorrhagic fever caused by the Flavivirus. Acute means it comes onset rapidly meaning it affects the whole body. Experts believe the disease originated in Africa and it was introduced in South America in the slave trade within the 16th century. Several major disease epidemic cases have taken place in Europe‚ the Americas and Europe since the 17th century. It was deemed as the most common dangerous disease in the 19th century. A virus carried by a mosquito
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confection made from cacao beans‚ the seeds of the cacao plant. There are a large number of products made from it on the market‚ from powdered cocoa for making drinks to white chocolate‚ and most markets carry a cross-section of confections for their customers. In addition to being available at general markets and grocery stores‚ chocolate can also be purchased from specialty companies which make luxury and distinctive confections. Making chocolate is a time consuming process. Cacao plants are grown
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CHOCOLATE Chocolate comes from the cacao bean‚ which comes from a cocoa tree‚ which are found in Central America. Mayans The Mayans found the cocoa trees down in South America‚ and then migrated up to Central America‚ where their empire stretched from the Yucatán Peninsula to the Pacific Coast of Guatemala. The Mayans are known for being the first people to create plantations‚ where they had people working on a cacao bean plantation. They also referred to the cacao bean as the “food of the gods.”
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produced from the seed of tropical Theobroma cacao tree. Although cacao has been cultivated by many cultures for at least three millennia in Maxico and Central America‚ its earliest documented use is by the Olmecs of south central Mexico around 1100 BC. In fact‚ the majority of Mesoamerican people made chocolate beverages‚ including the Mayans and Aztecs. The seed of cacao tree have an intense bitter taste and must be fermented to develop the flavour. The cacao bean begins life inside a fruit‚ called
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with the arrival of the cacao beans at the factory. At the factory‚ the cacao beans are first sifted for foreign objects- you know‚ rocks‚ machetes‚ whatever got left in the bag. The cacao is weighed and sorted by type so that the manufacturer knows exactly what type of cacao is going into the chocolate. Some manufacturers use up to twelve types of cacao in their recipes‚ and they must carefully measure so that the flavor is consistent time after time. Next‚ the cacao beans are roasted in large
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