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Welcome Students. Good Morning. Presenter: Abdullah-Al- Mamun Assistant Teacher (English) Kalacopa K. P. High School Nawabgonj , Dhaka. Sub: English 1 st Paper Class: Ten Time: 45 Mins. Watch the Video and try to guess. Today’s lesson is The Killing Water. Learning Outcome.
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Welcome Students Good Morning
Presenter: Abdullah-Al-Mamun Assistant Teacher (English) Kalacopa K. P. High School Nawabgonj, Dhaka Sub: English 1st Paper Class: Ten Time: 45 Mins
Learning Outcome The students will be able to - identify some water-borne diseases mention the sources of water mention the diseases from the picture explain about the prevention of arsenicosis tell the statistics of arsenic affected people describe first condition.
Identify the waterborne diseases individually arsenicosis headache cholera Dengue blindness Diarrhoea Water born diseases cholera Arsenicosis Diarrhea
Read the newspaper article silently in stage c from the text book and make a list of the prevention of arsenicosis mentioned in the page and check your answers in pairs. Using water not contaminated with arsenic How to get rid of arsenic Using surface water after treatment Using rain water
Safe Sources Of Water Some sources of water
Find out the answers from the text 1. How many people are suffering from arsenic ? 2. Where do we get water from? (Source of water) 3. Which tube wells are free from arsenic ? 4. How does arsenic affect on human body ? 5. How can we avoid arsenic ? 6. In which source we get arsenic ? 1. About twelve million people are suffering from arsenic . 2. We get water from pond, river, tube well, ring well, and from the rain. 3. Deep tube well are free from arsenic. 4. Arsenic affects human body by drinking water. 5. By taking arsenic free water, we can avoid arsenic 6. We get arsenic through tube well water.
Read the following examples and try to identify the sentences . If you want to make a good result, you should study attentively. If it rains, you should stay at home. If I know your phone number, I will phone you. This is the First condition of writing any sentence. Structure: If + Present Simple +future Simple
Examples If a latrine empties into a pond, -------- If water is used for washing livestock,----
If there is no source of water other than a red tube well,-------------- If water is used for fish cultivation,---------
Match the answers 1. If a latrine empties into a pond, we should not use the water from the pond. 2. If water is used for fish cultivation, we should use the water only after treatment. 3. If the water is used for washing for livestock, we should not use the water. 4. If there is no source of water other than tube well, we should use the water after filtering for arsenic.
Evaluations 1.How many people are suffering from arsenicosis ? 2. How does arsenic affect health ? 3. How can we prevent arsenicosis ? 4. Tell me some sources of water . 5. What are the effective treatment for arsenicosis? 6. Tell me the structure of 1st condition.
Can you tell me what type of diseases are the pictures showing?
Arsenicosis (A poisonous disease )
Which one is safe for use? Red coloured tube well is unsafe for use Green colouredtube well is safe for use
Home Task Write a paragraph on Arsenic Pollution within 10 sentences.