This is our classification chart.
Done by Aswin
Saturday, 17 August 2013
Friday, 16 August 2013
Interesting species in Jurong Lake Park
Species of plant : Casuarina trees Habitat:
It is mostly found in the tropical region in the world.
Adaptation:
The leaves of casuarina trees have been reduced to small"leaf teeth" to reduce the loss of water by transpiration.The green twig (branchlet) now performs the photosynthetic function of the leaf. It is cylindrical in cross-section with the stoma hidden in grooves or ribs to protect them from water loss.Male and female flowers are produced on the same tree. The male flowers in simple spikes 0.7–4 cm (0.28–1.6 in) long, the female flowers on short peduncles.
Life cycle:
seed , young plant , adult plant , flower , fruit
It is mostly found in the tropical region in the world.
Adaptation:
The leaves of casuarina trees have been reduced to small"leaf teeth" to reduce the loss of water by transpiration.The green twig (branchlet) now performs the photosynthetic function of the leaf. It is cylindrical in cross-section with the stoma hidden in grooves or ribs to protect them from water loss.Male and female flowers are produced on the same tree. The male flowers in simple spikes 0.7–4 cm (0.28–1.6 in) long, the female flowers on short peduncles.
Life cycle:
seed , young plant , adult plant , flower , fruit
Species of fungi(bracket fungus) : Tricholome jaunissant
Habitat:
It is considered ubiquitous and general and is associated with various habitats and species. It is often found near the willows.Adaptation :
It has sweet flavor and floury smell. With age, the blades turn yellow.
Hat rather large (2 to 6 cm in diameter), little fleshy, gray beige, squamulose on top.
White blades, uneven, fragile, becoming yellow in older specimens. The spores are white.
Spore:
spore , fungi
Species of flower : Hibiscus
Habitat:
Hibiscus is mostly found in subtropical or tropical region in the world.
Adaptations:
Hibiscus have big and colorful petals to attract birds and insects to help them pollinate with another flower of the same kind. The large flowers of the hibiscus ensures that large amount of water and sunlight are absorbed by the plant.
Life cycle :
Seed, seedling, young plant, adult plant, flower, fruit
Name: Oecophylla smaragdina (Weaver Ant )
Diet:
They mainly farm scale bugs for their honeydew and
feed on small insects
Development:
There are four stages to the life cycle of weaver ants: Egg, Larvae, Pupae, Adult. It takes approximately 30 days to develop from an egg into an adult worker. There are at least three larval growth period before the immature ant can pupate.
Habitat:
Weaver ants are arboreal, living in heavily forested areas. The way in which weaver ants build their nests reduces spatial limitations to their colonies, and one colony may occupy several trees at one time.
Behavior:
Weaver ants build their nests from leaves of trees, bending the leaves into places and then binding them together with silk produced by larvae. When building a new nest, ants begin by walking along the edges of leaves, occasionally pulling up on the edges to test the flexibility of the leaf.
Class: Gastropoda(Snail)
Adaptation :
The gastropod shell is a shell which is part of the body of a gastropod or snail, one kind of mollusc. The gastropod shell is an external skeleton or exoskeleton, which serves not only for muscle attachment, but also for protection from predators and from mechanical damage. In land snails, in some freshwater snails and in intertidal marine snails, the shell is also an essential protection against the sun, and against drying out.
Habitat :
Gastropods are found in freshwater systems, oceans, and on land wherever there is sufficient moisture.Life cycle development :
Gastropods lay eggs. The eggs of some species contain a large yolk. Development of the eggs may be within the body, or the eggs may be expelled to develop externally. Eggs develop into larvae. Those species that will develop a shell start it while larvae. As the animal develops, it adds another curl of shell, ending in an opening from which the head and foot of the animal emerge.
Reproduction:
Gastropods are sexual, and some forms are hermaphroditic, meaning that a single individual can produce both egg and sperm. These individuals will exchange sperm with another individual rather than fertilizing themselves.
Pictures taken by : Aswin
Description done by : Eveline Ho and Chong Wei Ern
Tuesday, 13 August 2013
Brief Introduction of Jurong Lake Park
This is the Brief Introduction of Jurong Lake Park
Jurong Lake is a 70ha freshwater lake and reservoir located in the western region of Singapore formed with the damming of Sungei Jurong further downstream. The lake serves as a reservoir contributing to the water supply of the country. It lies next to the Lakeside MRT Station, which derived its name from this geographical feature. The lake is surrounded by parkland, which serves as a recreational ground for nearby residents in Jurong East and Jurong West New Towns.
A landscaped sanctuary called Jurong Lake Park was built around the perimeter of the lake and work was completed in January 2006. Also, a 2.8 kilometre water promenade along Jurong Lake Park would allow residents to participate inwatersports.
As is the case for most other reservoirs in Singapore, swimming is currently illegal in the lake, although this may change in line with the Singapore government's liberalisation of the use of bodies of water in the republic. Fishing is now allowed in some designated spots around the lake where only artificial baits can be used for fishing. However, the water is noted to be green in colour during dry weather and a murky brown after a downpour, the likely result of runoff from its urban catchment area.
On 4 April 2008, the National Development Minister Mah Bow Tan announced a plan to develop the Jurong into a commercial hub outside the Central Business District (CBD). The new Jurong Lake District will offer a potential development area of 360 hectares, roughly the size of Marina Bay. The Urban Redevelopment Authority said that some 750,000m2 of land will be set aside at Jurong Gateway, expected to attract billions of dollars in development, for offices, hotels, food and beverage and entertainment uses. However, analysts say that the short 10–15 years time frame may be a little tight, due to the amount of projects in progress and a dampened global economic climate.
The Urban Redevelopment Authority announces a masterplan on 4 April 2008 to transform the area around Jurong Lake to a unique lakeside destination for business and leisure in the next 10 to 15 years.
A new district will be created, named, Jurong Lake District which consists of two precincts, Jurong Gateway and Lakeside. These refer to the areas around the Jurong East MRT Station and Jurong Lake in the west region of Singapore. Jurong Lake and the area around it, known as Lakeside, is the other area in the Jurong Lake District.
New developments around Jurong Lake include:
- A public park will be developed next to Lakeside MRT Station
- New Science Centre will be built next to Chinese Garden MRT Station
- Lakeside village
- Enhanced Chinese Garden and Japanese Garden
Biodiversity in Jurong Lake Park
There are many different kind of species in Jurong Lake Park,different trees,flowers,animals,insects etc.
Our group's reflections:
Our group's reflections:
Our group thinks that the first bio trip down to Jurong Lake
Park was an interesting and fun experience. We managed to observe many
different kinds of biodiversity at the park as we observed carefully. There
were many different and unique organisms that we had not seen before in the
past and we managed to capture pictures of them such as flowers, trees, insects
and birds etc. We also saw a fish that was stuck inside a plastic bag and it
was dead as it might have been suffocated to death. A few squirrels caught our
attention too! This bio field trip had made our way of learning more interesting
as we were able to see the real organisms instead of only the pictures that
would be shown to us during normal lessons in class. It was definitely much
more exciting and fun but at the same time, it was tiring too.
Some pictures of species at Jurong Lake Park:
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