لماذا لا تنمو الجرادة تدريجيا كالثدييات والزواحف والطيور

التفكير الناقد ـ لماذا لا تنمو الجرادة تدريجيا كالثدييات والزواحف والطيور ؟ حل كتاب العلوم خامس ابتدائي فصل اول

الاجابة هي
للجرادة هيكل خارجي صلب يمنعها من زيادت حجمها عند النمو لذلك عليها التخلص منه لتوفر مساحة لنمو جسمها ـ

أخر المواضيع من قسم : ejabty

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لماذا لا تنمو الجرادة تدريجيا كالثدييات والزواحف والطيور

أخر المواضيع من قسم : ejabty