Page 36 - AMALI PROSES SAINS TG2

Sains Tingkatan 2 Bab 2
Tarikh:
Kesan Suhu, Cahaya dan Kelembapan Udara terhadap
Taburan Organisma
EKSPERIMEN Effects of Temperature, Light and Humidity on the Distribution of
Wajib 2.7 Organisms Penemuan inkuiri

Tujuan Mengkaji kesan suhu, cahaya dan kelembapan udara terhadap kutu kayu
Aim To investigate the effect of temperature, light and humidity on woodlice
BAB
Pernyataan Apakah kesan suhu, cahaya dan kelembapan udara terhadap kutu kayu?
2
Masalah What are the effects of temperature, light and humidity on woodlice?
Problem Statement

Hipotesis Kutu kayu lebih banyak berkumpul di tempat yang bersuhu sederhana, gelap dan lembap.
Hypothesis Woodlice gather more in a moderate temperature, dark and moist area.

Bahan Air, kutu kayu dan kalsium klorida kontang.
Materials Water, woodlice and anhydrous calcium chloride.
Radas Bekas lutsinar, kasa dawai dan kain / kertas hitam.
Apparatus Transparent container, wire gauze and black cloth / paper.

Prosedur Kain/ kertas hitam Bekas lutsinar Bekas lutsinar
Procedure
Black cloth/ paper Transparent container Transparent container
Kutu kayu Kutu kayu
Woodlice Woodlice
Kasa dawai Kasa dawai
P Q Wire gauze R S Wire gauze

Air Air Kalsium klorida kontang Air
Water Water Anhydrous calcium chloride Water
Kesan suhu dan cahaya terhadap taburan Kesan kelembapan udara terhadap taburan
organisma organisma
Effects of temperature and light on the distribution Effect of humidity on the distribution of organisms
of organisms
1. Sediakan radas seperti dalam rajah.
Set up the apparatus as shown in the diagram.
2. Pastikan bilangan kutu kayu di dalam bekas P, Q, R dan S adalah sama.
Ensure the number of woodlice in containers P, Q, R and S are similar.
3. Biarkan bekas P dan Q terdedah di bawah cahaya matahari manakala bekas R dan S di dalam
makmal selama 30 minit.
Leave containers P and Q under the sunlight whereas containers R and S in the laboratory for 30 minutes.
4. Selepas 30 minit, perhatikan bilangan kutu kayu dalam bekas P, Q, R dan S.
After 30 minutes, observe the number of woodlice in containers P, Q, R and S.

Kaedah 1. Radas disediakan seperti dalam rajah./ The apparatus was set up as shown in the diagram.
Method
2. Bilangan kutu kayu dalam bekas P, Q, R dan R dipastikan sama.

The number of woodlice in container P, Q, R and S was ensured the same.
3. Bekas P dan Q dibiarkan terdedah di bawah cahaya matahari manakala bekas R dan S dibiarkan
di dalam makmal selama 30 minit./ Container P and Q were left under the sunlight, whereas container R and S
in the laboratory for 30 minutes.
4. Selepas 30 minit, bilangan kutu kayu di dalam bekas P, Q, R dan S diperhatikan.
After 30 minutes, the number of woodlice in containers P, Q, R and S was observed.

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