2014JSSSec 1 g_-_unit_3.1_-3.2
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Chapter 3 Tropical Rainforest

Chapter 3 Tropical Rainforest

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2014JSSSec 1 g_-_unit_3.1_-3.2 Presentation Transcript

  • 1. UNIT 3:TROPICAL RAINFOREST • Did you know? We are losing Earth's greatest biological treasures just as we are beginning to appreciate their true value. Rainforests once covered 14% of the earth's land surface; now they cover a mere 6% and experts estimate that the last remaining rainforests could be consumed in less than 40 years.
  • 2. WHAT ARE WE INVESTIGATING? • Tropical Rainforest • What are________________? • Where are they_________? • Deforestation • ____________________ it? • Which _________________ Deforestation • ______________________ • __________ does it occur? people • environment?
  • 3. YOU WILL LEARN TO • use photographs and sketches to describe the characteristics of Tropical rainforest • describe how Tropical rainforest adapt to the tropical climate • describe the uses and importance of Tropical rainforest respect different people’s perspectives about rainforest
  • 4. TROPICAL RAINFOREST Characterises Description -- ____________________ _________________evergreen forest Evergreen trees – _________________________ Suitable Climate-- ________________ all their leaves _________________________ _____________________temperature throughout the year
  • 5. CHARACTERISTICS OF TROPICAL RAINFOREST The forest and its characteristics __________ of plant species __________ of the forest __________ of plants
  • 6. STRUCTURE OF RAINFOREST 80 Formed by the crown of the trees Emergent 50 30 Lianas and epiphytes grow in this layer Canopy 20 Undergrowth Layer Forest floor 0 Plants here are widely spaced Sparse vegetation with leaf litter
  • 7. ________________________ are * Trees ________________ * It's ________________ down here. Little sunshine reaches this area the ____________________ _________________metres * towering _____________ to reach sunlight. *larger leaves to reach the sunlight. *__________ ____________ *plants ________________ cover locking 90% of _____________________ the canopy rising as much as _______________ __________ the forest floor. * Eg Tualang and sunlight . * hardly any sun reaches the ___________________ Kapok trees. * Eg includes ferns _______________________ Emergent layer Canopy Layer ____________________________ Undergrowth Layer ___________________________
  • 8. HOMEWORK • Read Pages 75 to 76 from textbook • Do exercise 3.1 and 3.2 (pages 37-40) from your workbook. • (you may refer to slide 6 of your notes and pg. 79 of your textbook to help you draw the sketch of the rainforest)
  • 9. DISCOVER THE DIFFERENT SPECIES FOUND IN THE TROPICAL RAINFOREST The world's largest honey bees home: _________________ Forms lush carpet of greenery: __________________ The giant of the Amazon Rainforest : _____________________ Makes good household plants : _____________ Used as medicinal or craft purposes: ___________________ Found on Singapore rain trees: ________________ Grows well with nutrients from decomposed : ____________________
  • 10. ________________ catchment ____________ ______ _____ of the earth ____________ to flora and fauna Uses of Tropical Rainforest Habitat to indigenous people Source of __________ _____________ application
  • 11. • An __________ drained by __________ _______________that flow into it. • ________________ that drips from trees ____________________ __________ and is __________ ____________to Tropical Rainforest are _____________ ___________________areas. • __________ ________________by the soil before it flows onto the reservoirs . • The __________ __________________lies within the ____________________ ___________________________ in Singapore.
  • 12. CENTRAL CATCHMENT NATURE RESERVE
  • 13. GREEN LUNG OF THE EARTH • _________________________ from the atmosphere and __________ __________ through photosynthesis. • Forest _________________________ ” so its called “_________________of the earth.” • _________________________ is generated by the _________________ rainforest. • Forest acts as the _________________________ and the _________________________
  • 14. • Rainforest _________________________ of the world’s plants, animals, insects and a variety of fungi. • _________________________ ________________which in becomes food to animals. • The ____________________________ other plants and animals to __________________. • _________________________ __________________or as _________________________ and _________________________ the rainforest for basic necessities too.
  • 15. • Forest provide _________________________ for cooking. • Tropical rainforest _________________________ ________________________Teak, _________________________ and meranti are valued for their strength, durability, texture and beauty. • Products made i _________________________ doors, _________________________ and furniture
  • 16. • Tropical Rainforest is the _________________________________________ • ___________________ have cancer-fighting prosperities • Cinchona tree – treats _________________________. Madagascar periwinkle plant– treats _________________________ leukaemia • _________________________ treats eczema & itchiness
  • 17. WHICH PHOTOGRAPH SHOWS A TROPICAL RAINFOREST ? Figure B Figure A What factors did you consider to make your decision?
  • 18. GEOGRAPHICAL INVESTIGATION SKILLS A SCHOOL-BASED ACTIVITY- SKETCHING • Observe how the trees in the school field adapt to our climate. • Take a photo of the tree that shows a characteristics of the adaptation. • Using the skills studied in Unit 2 and with reference to Pg. 79 of the textbook, sketch the feature you see. • Paste your sketch and the photo on a A4 paper and submit to your teacher