in North America is the leaf-cutter ant. This is mainly because it lives in tropical environments and it is not aggressive to animals or humans if not disturbed. The leaf cutting ant is a social insect. Alone the ant is virtually helpless but with the colony it can be a thing feared by animal and human alike. The leaf-cutting ants have a very important role in the tropical forest. They create and manipulate the environment around them. They also can do major damage. The leaf-cutting or fungus-growing
floating leaf disk assay technique works well for doing labs. For this experiment you will need baking soda, a plastic syringe, leafs, hole punch, plastic cups, dilute liquid soap, timer and a light source. Prepare 1/8 of a teaspoon of baking soda and 300 ml of water. The baking soda acts as an alternative source of carbon dioxide for photosynthesis. You then add 1 drop of dilute soap to the solution, the soap wets the outside of the leaf allowing the solution to be drawn into the leaf. Avoid having
IMPLEMENTING SUN SITE SHADE SITE Thickness of bramble leaf/ mm 0.31 0.30 0.25 0.26 0.31 0.29 0.27 0.26 0.33 0.32 0.29 0.25 0.35 0.34 0.27 0.27 0.29 0.25 0.29 0.32 0.25 0.33 0.36 0.31 0.37 0.34 0.27 0.36 0.28 0.29 0.22 0.17 0.24 0.19 0.19 0.21 0.22 0.18 0.16 0.22 0.16 0.19 0.22 0.19 0.17 0.19 0.17 0.19 0.20 0.16 0.22 0.21 0.18 0.19 0.15 0.20 0.16 0.21 0.19 0.18 Mean bramble leaf thickness / mm 0.30 0.19 Light Intensity / mV At
How Light Affects the Stomatal Opening in a Leaf Abstract ======== My aim of this investigation was to check the affect of environmental factors affecting stomatal opening. My experiment was designed to check the stomata opening in light. Plants move in ways that may not seem obvious. The opening and closing of stomata is one example of this movement. There are a large amount of growth conditions that can affect a plant. One of the most important of these conditions concerns the
Investigating the Relationship Between the Length and Width of a Leaf Aim: To investigate if there is a relationship between the length and width of the leaves. I will also investigate summary measures to represent my data. Data Collection: I choose to collect my leaves from a tree in my back garden, as it was easy to access. I picked the leaves from different places and different heights around the tree so that my sample of leaves would be random. I choose
Investigating the Effect of Light Intensity on the Size of a Plantain Leaf Title: To investigate the effect of light intensity on the size of a plantain leaf. Hypothesis: I predict that the size of the plantain leaves would increase as the light intensity decreases. Therefore, plantain leaves found in the shade will have larger surface areas than leaves found in an open area. Theory: Sunlight is an essential factor need to complete the process of photosynthesis. Photosynthesis consists
Distribution of Stomata Within Different Leaf Types The aim of my particular experiment was to investigate into the possible existence of distribution of stomata within different leaf types. My investigation also requires me to research into the rate of transpiration into the different leaf types and if this has an effect of the distribution of stomata on the leaves surface. Prediction I predict that the environment of which I found my particular leaf type had an effect on the stomata distribution
INTRODUCTION The Maple Leaf Sports and Entertainment company (MLSE) was founded in 1998 when the Toronto Maple Leafs merged with the newest NBA team at the time, the Toronto Raptors. This amounted to one of the best motivators for Toronto pride and was one of the most beneficial merges for the city. Since their start in 1927, the Maple Leafs have been able to fill arena seats and hold onto their fans’ loyalty. They clinched five Stanley Cups in the 1940s and were able to win 4 more cups throughout
of spinach leaves. I pulled the plunger completely out of the syringe and put the leaf circles into the syringe. Next I pushed the plunger back in. I used the syringe to suck up the baking soda water until the syringe was about ¼ full of liquid. I placed my finger over the end of the syringe and pulled back on the plunger as far as I could without pulling the plunger out. I repeated this step three times. All the leaf circles sunk to the bottom of the liquid. I placed the spinach into a clear glass
shining upon the leaves. During our experimentation, there were moments in time where the sun was hidden and the sun was shining brightly. Therefore, possibly affecting the color of our leaf color. The sunlight may cause our leaf to look lighter than they possibly are. This could cause false information to compare the leaf colors for each biome. To improve my procedure, there are plenty of different ways to do so now that I have an increased experience with working with a large selection of trees. A
and the lower surfaces of its leaves. Experimental hypothesis Taking into account the relative background scientific Information, it is expected to be proven that the rate of transpiration from a leaf of a plant is proportional to the number of stomatal pores on the surface of that leaf. Null hypothesis Negative results would be to establish that the transpiration rate is inversely proportional to the number of stomatal pores or is not affected by it whatsoever. Introduction
NISSAN LEAF – BRAKE SYSTEM 1. INTRODUCTION The Nissan Leaf is the electric car manufactured by the OEM Nissan. It is also called Venucia e30 in China. This car is hatchback with five doors. This car was first introduced in the year 2010 in Japan and USA. The latest model of Nissan Leaf in India is the 2016 model. According to the U.S Environmental Protection Agency (EPA) the latest model gives a range of 172 km whose battery capacity is 30 kWh. This range is obtained on full battery charge. Another
of leaves which are variegated, meaning they are white and green. Aim - In this investigation I would like to test whether chlorophyll is necessary for photosynthesis to occur, by testing for the presence of starch in a photosynthesising variegated leaf... ... middle of paper ... ...07/23/science/how-does-a-plant-with-red-leaves-support-itself-without-green-chlorophyll.html?_r=0 as well as www.sweetsearch.com TABASUM. (2012, July 07). Experiment to Show that Chlorophyll is Necessary for Photosynthesis:
Diverse Australian Biomes Adapting Australia is a land of rather extreme weather conditions and widely diverse climates that force the vegetation living there to adapt in many interesting ways. Australia is the driest continent, and biomes such as grasslands and savannas are prime sources of widespread catastrophic fires. The plants that grow in the vast arid and semi-arid regions of Australia are prone to fires simply because of the desert climates that they grow in. High temperatures combined
Introduction Asexual propagation is the process through which reproduction without passage through the seed cycle occurs. The advantages of asexual propagation are that it preserves genetic makeup, propagates seedless plants, disease control, rapid production, the plants are identical, cheaper, faster and easier reducing or avoiding juvenility. The disadvantages of asexual propagation are that it increases disease and insect susceptibility, plants are bulky, and the mother plants could become contaminated
it follow C-3 pathway (kay, 1987). It can reach up to a height of about 2 m and have a short erect stem, having a corm or main underground stem in the for... ... middle of paper ... ...l differences on tannia accessions on the length of petiole, leaf blade length and width, and size cormel. According to Lebot (2009), about 1000 accessions of X. sagittifolium, X. violaceum, X. nigrum, X. brasiliense and X. yucca were collected from different part of the world. The majority was collected from Cameroon
the atmosphere through small pores called stomata. Thousands of these are located on the epidermis on the underside of plant leaves and on the stem as smaller amounts of solar radiation hit the underside surface of the leaf, while solar radiation is absorbed by the top layer of the leaf and used for photosynthesis. Transpiration is driven by heat from the sun, which heats the water molecules in the leaves, breaking their cohesive bonds, which allows the water to evaporate once secreted by the stomata
and Pagiophyllum. The two genera closely resemble one another in foliar morphology. However, combined transmitted light and polarizing microscopic observations together revealed additional characters such as the pattern of leaf arrangement, cushions and keel size, shape of leaf apices and bases. Since cuticular are not preserved, specimens are assigned to their genus level only. Both specimens have leafy axes with imbricate, spirally arranged scale like leaves. This indicates their affinity to
About LEAF: Since 1985 Women’s Legal Education and Action Fund (LEAF) has made great strides in enforcing the importance of ensuring equality and protection towards all women in Canada particularly in regards to sexual assault. LEAF’s legal background has enabled them to advocate and intervene in many legal cases where they believe women are at risk of mistreatment and discrimination not only in the legal system, but in society as well (“History”). For this reason, LEAF is one of the main reasons
An Analysis of Mending Wall The speaker of Mending Wall allies himself with the insubordinate energies of spring, which yearly destroy the wall separating his property from his neighbor's: "Spring is the mischief in me," he says (CPPP 39). This alliance at first has the effect of setting the speaker against the basic conservatism of his neighbor beyond the hill, who as everybody knows never "goes behind his father's saying": "Good fences make good neighbors." But the association of the speaker