In this experiment, we are testing whether or not the Isopods' have more of a preference for an environment with syrup or with water. The alternative hypothesis we devised is that if the Isopods are placed in between a syrup and a water chamber, then they will go towards the syrup chamber. This is believed because we believe the Isopods may have an attraction to the sweet scent and taste of the syrup. My group and I observed 10 pillbugs behavior over the span of 5 minutes, recording the number of pill bugs found in each chamber every 30 seconds. We fail to reject the null hypothesis because the chi squared value is 3.6 which is less than 3.84 (critical value at .05).
The overall purpose of this investigation was to determine the effects of different types of environments on pill bug attractancy. Pill bugs were exposed to 2 different environments (sugar and water). The attractancy was observed and recorded in a raw data table. A research hypothesis was formulated that the sugar would work as the best attractant for pill bugs. Sugar had the greatest impact of the two environments used because it attracted 8/9 ants.
Introduction The bean beetle also known as the Callosobruchus maculatus, is an agricultural pest insect from Africa and Asia. That can be found throughout the tropical and subtropical regions. The lifecycle of a bean beetles is quite short an adult been beetle lays their eggs on the external surface of a bean. The larva hatches from the egg burrows from the egg through the seed coat and into the bean endosperm without moving outside the protection of the egg.
The mean for the bill bugs was higher with an 11.6 for times turned 25 C, the lowest was 3.6 for 35 C. This gives us an idea of what temperature the pill bugs like the most and which one they survive the best.
Pill bugs (Rollie Pollie): The Effect of Isopod Behavior on Wet vs Dry Stimuli Abstract: There are two main purposes for this experiment. First, isopods were observed so that their behavior could be recorded. Second, we exposed the isopods to a wet cotton ball and dry cotton ball, to determine which stimuli the pill bugs (or Rollie pollies) preferred over the other.
Bed bugs, known as Cimex lectularius L., are blood-sucking insects that dwell in homes, hotels, and basically anywhere. In order for the bed bugs to survive and grow, the bug feeds on blood. The best time for the bed bugs to come out and retrieve their daily dose of blood is at night, which is controlled by the circadian rhythm. During the bug’s nightly routine, the bug is triggered by carbon dioxide released by the humans and comes out of its hiding place to seek a victim. The heat produced by the victim attracts the bed bug onto the bare skin.
55 degrees celcius Table 6: Effect of Sucrose Concentration on Sucrase Activity Optical Density 35 g/L 30 g/L 25 g/L 20 g/L 15 g/L 10 g/L 5 g/L 0 g/L 1 1.007 0.974 0.950 0.926 0.849 0.734 0.515 0.003 2 1.002 1.011 0.947 0.937 0.834 0.766 0.496 0.002 3 0.980 0.998 0.944 0.932 0.838 0.754 0.495 0.001 average 0.996 0.994 0.947 0.932 0.840 0.751 0.502 0.002 Effect of Sucrose Concentration on Sucrase Activity 5. State how sucrase activity changes with increasing sucrose concentration. First sucrase activity increases greatly. After 10 g/l sucrase activity continues to increase but at a slow rate until it reaches 30 g/l. At 30 g/l to 35 g/l sucrase activities mostly stayed the same
There is a well-known story that had been going around New England and is about a bug. This bug resided in the wood of an old table, which stood in the kitchen of a farmer for sixty years. The bug traveled with the table, first to Connecticut and then to Massachusetts. The bug started off as an egg that was placed inside of the tree and remained in the wood of it for years. The bug hatched inside of the tree, hidden beneath the tree’s many layers.
Next, weigh out 5 grams of sugar and 1 gram of yeast. Once in proportions, add it to test tube A. Thoroughly mix around the sugar, yeast, and tap water. You can do this by shaking the test tube gently. Make sure you do not turn it upside down. Then, cover the top of the test tube with a balloon and gently place it into a 400mL beaker filled up about half way (about 250mL) with water.
For this lab I will be using water and sucrose to demonstrate the rate of osmosis. In this lab I will be exploring how temperature impacts the rate of osmosis by placing pieces of potato of equal size in solutions of different temperatures and observing the change in mass of potato after a given period of time. The change in mass will indicate the rate of osmosis.
Title: The Bug Stops Here Word Count: 574 Summary: With the growing concern for West Nile Virus and Lymes disease, more people are spraying and lathering on insect repellent. Most commercial repellents contain harmful chemicals that must be used with extreme caution. Someone shared a story that occurred when she was on vacation at the beach. A parent used an insect repellent with DEET on her 2 year old child.
To begin, one must test for monosaccharides. Glucose is necessary, and is needed to be placed into a test tube at a quantity of 5 mL. 3 mL of Benedict’s solution is then added. The test tube is then placed in a beaker of boiling water for five minutes or until the color changes. If the color changes, then it is known that monosaccharides are present in the solution. Next, one will test for starches.
Uncontrolled Environmental conditions Atmospheric conditions The controlled variable Concentration of amylase was kept under control by measuring the amount of amylase used and also it was made sure the percentage of amylase used was 1%. The Amount of amylase/starch used were kept to 5cm3 at all times. Materials needed Beakers Bunsen burner Test tube Thermometer Stopwatch Test plate Glass rod Starch Amylase solution Water bath Iodine solution. Test tube holder Labels Marker Procedure First 5 test tubes were taken and labeled with numbers from 1 to
There are a great number of reasons why the interactions between parasites and their hosts are fascinating and should be acknowledged. Parasites and their hosts have a deeply intimate relationship, and the effects of these interactions have perplexing behavioral results and the ingenious, unparalleled mechanisms that parasitoids use to infest their hosts is not something to underestimate. The comprehension of parasitoid-host interactions and the ramifications on host behavior have helped us better understand the mysteries of relevant insect behavior, such as the collapse of honeybee populations, the control of invasive insects with the implementation of parasitoids that only parasitize the non-native species, and also how and why parasitoids
1.INTRODUCTION OF COMPANY My PESTEL analysis for this piece of writing is based on the famous international lingerie company, Victoria Secret. Victoria Secret was founded in 1977 by Roy Raymond, and his wife. Roy Raymond’s interest in a lingerie line was sparked by his embarrassment when purchasing lingerie for his wife. It was then that he studied the market before deciding to go into business, opening their very first store in Palo Alto, California. His vision then, was to have a store that would make everyone, especially men, comfortable shopping for lingerie.
