āϏāĻĒ্āϤāĻŽ āĻļ্āϰেāĻŖীāϰ āĻŦিāϜ্āĻžাāύ

āϏāĻĒ্āϤāĻŽ āĻļ্āϰেāĻŖীāϰ āĻŦিāϜ্āĻžাāύ : āĻĒāϰিāĻŦেāĻļ āĻ“ āϜāύāϏ্āĻŦাāϏ্āĻĨ্āϝ āϏāĻĒ্āϤāĻŽ āĻļ্āϰেāĻŖীāϰ āĻŦিāϜ্āĻžাāύ āĻĒ্āϰāĻļ্āύ āĻ“ āωāϤ্āϤāϰ | WBBSE Class 7th Science Question and Answer

āϏāĻĒ্āϤāĻŽ āĻļ্āϰেāĻŖীāϰ āĻŦিāϜ্āĻžাāύ : āĻĒāϰিāĻŦেāĻļ āĻ“ āϜāύāϏ্āĻŦাāϏ্āĻĨ্āϝ āϏāĻĒ্āϤāĻŽ āĻļ্āϰেāĻŖীāϰ āĻŦিāϜ্āĻžাāύ āĻĒ্āϰāĻļ্āύ āĻ“ āωāϤ্āϤāϰ | WBBSE Class 7th Science Question…

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