A2 BIOLOGY CORE PRACTICAL SUMMARY Name of practical Independent & dependent variables Observing patterns by Ecological sampling Random sampling Systemic sampling Other variables to be controlled Abiotic factors e.g. light‚ temperature‚ soil water‚ humidity‚ O2 concentration‚ pH‚ aspect‚ slope angle equipment Gridded Quadrat Tape measure Point quadrat Pitfall trap Sweep Net Pooter Tullgren funnel Baermann funnel Method and outcome Several methods. 1 random sampling = set up grid using
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According to the Holmes and Rahe stress inventory test‚ I’m under the “no significance level” category. I scored an eighty-seven with only three out of the thirty questions checked off as ‘yes’. Stress is a huge factor‚ in the long term‚ with health issues known as diabetes‚ depression‚ heart problems‚ anxiety etc. On my mom’s side of the family I have relatives suffer from heart problems and on my father’s side they suffer from diabetes. I hear and see the struggles they face on the daily basis
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1. A statistics professor has just given a final examination in his statistical inference course. He is particularly interested in learning how his class of 40 students performed on this exam. The scores are shown below. 77 81 74 77 79 73 80 85 86 73 83 84 81 73 75 91 76 77 95 76 90 85 92 84 81 64 75 90
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Significance of the Study: This study intends to make use of Pineapple (Ananas comosus) peeling as a major component in making vinegar to reduce post-harvest loss of pineapple and to promote the safe and positive effects of using pineapple peeling as a major component in making vinegar. This study is helpful to the environment because it reduces pineapple waste which contains residual pulp‚ peels that can cause environmental pollution problems if not utilized. Another is that the vinegar
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Have you ever wondered what life would have been like without rules or laws? Did you ever stop and think what could have been had the mayflower compact not been made of signed? The Mayflower Compact may be one of the many important documents created and signed‚ even to this day. Being that it was one of the first documents actually stating the first set of rules and laws of society‚ it certainly helped shape our nation as a whole. It enabled the pilgrims to act as one and be loyal to one another
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Significance * Plastic bags are not renewable‚ which means they cannot be easily recycled like paper bags. They are made of petrochemicals‚ which is what makes them non-renewable and a risk to the health of the planet. They last for hundreds of years‚ all the while doing damage to natural habitats and killing animals that mistake them for food. The more plastic bags people use‚ the greater the chances of environmental damage. Effects * If not carefully disposed of‚ plastic bags can be devastating
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Practical Scientific Report This investigation shows the heart rate response from the resting heart rate‚ to mild exercise‚ moderate exercise and finally back to the resting heart rate again. Aim – This experiment involves two parties who partake in exercise and take each other’s heart rate responses several times at resting point and thereafter mild and moderate exercise. The aim is to check the difference in heart rate response from resting point and thereafter‚ physical activity. Hypothesis
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’Explore the significance of the dream of Curley’s Wife’ Curley’s wife death is significant because it alters the characters dream for Lennie‚ George and Candy. The friendship between George and Lennie is destroyed and so is their dream. ’The afternoon sun sliced in through the cracks of the barn walls and lay bright lines on the hay’ This builds up tension and suspense with pathetic fallacy because it is a calm sentence and nobody knows what is coming next. By using the word ’sliced’ is a violent
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the necessary tool to grasp or retain useful knowledge. Incorporating literacy in our life will contribute to our overall success in academics‚ or careers‚ as well as an understanding of human kind and nature. The following essay discusses the significance of literacy by introducing the two main concepts of literacy: reading and writing. Reading is the first step and most important component in literacy. If a person reads extensively‚ then he or she is more likely to attain good grades in school
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Explain the significance of Lycurgus reforms to Spartan Society Lycurgus‚ who gave them the laws that they obey‚ and to which they owe their prosperity‚ I do regard with wonder and think that he reached the utmost limit of wisdom. For it was not by imitating other states‚ but by devising a system utterly different from that of most others‚ that he made his country pre-eminently prosperous. Xenophon. Lycurgus’ credibility amongst modern historians remains debated‚ ancient historical accounts
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