Product Code - DAM000142
WBBSE Class 7 Environment & Science Solution
Published@ 2025
CONTENT
WBBSE Class 7 Environment & Science Solution in Details
Lesson 1 一 ভৌত পরিবেশ
(i) তাপ
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(ii) আলো
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(iii) চুম্বক
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(iv) তড়িৎ
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(v) পরিবেশবান্ধব শক্তির ব্যবহার
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Lesson 2 一 সময় ও গতি
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Lesson 3 一 পরমাণু, অণু ও রাসায়নিক বিক্রিয়া
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Lesson 4 一 পরিবেশ গঠনে পদার্থের ভূমিকা
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Lesson 5 一 মানুষের খাদ্য
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Lesson 6 一 পরিবেশের সজীব উপাদানের গঠনগত বৈচিত্র্য ও কার্যগত প্রক্রিয়া
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Lesson 7 一 পরিবেশের সংকট, উদ্ভিদ ও পরিবেশের সংরক্ষণ
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Lesson 8 一 পরিবেশ ও জনস্বাস্থ্য
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