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Speaking reference notes: This topic is refereed from another speaking topic, developed by user: babli
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Speakings by user mgrajapt
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- TPO 12 - Question 5 80
- TPO 02 - Question 6 80
- TPO 48 Question 3 73
- TPO 30 - Question 5 80
- TPO 43 - Question 4 Population Changes Populations of living beings are constantly changing. The number of humans, animals, insects, or plants living in a given area can vary because of two kinds of factors: biotic and abiotic. Biotic factors are living f 70