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Question 1 sur 10 10:00

[{"id":52121,"question":"Quelle est la formule de l'aire d'un rectangle ?","option_a":"A = L + l","option_b":"A = L × l","option_c":"A = 2 × (L + l)","option_d":"A = π × r²","option_e":"","option_f":"","bonne_reponse":"B","explication":"La formule correcte est Aire = Longueur × Largeur (A = L × l).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":52122,"question":"En sciences, la photosynthèse permet aux plantes de produire :","option_a":"Du dioxygène et de l'eau","option_b":"Du glucose et du dioxygène","option_c":"Du dioxyde de carbone et de l'eau","option_d":"De l'azote et du glucose","option_e":"","option_f":"","bonne_reponse":"B","explication":"La photosynthèse produit du glucose (énergie) et du dioxygène (O₂) à partir de CO₂ et d'eau.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":52123,"question":"Vrai ou Faux ? En français, le participe passé s'accorde toujours avec le sujet.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"Faux, l'accord du participe passé dépend du contexte (avec l'auxiliaire être ou avoir, etc.).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":52124,"question":"Quelle est la capitale de la Tunisie ?","option_a":"Sfax","option_b":"Tunis","option_c":"Sousse","option_d":"Gabès","option_e":"","option_f":"","bonne_reponse":"B","explication":"La capitale de la Tunisie est Tunis.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":52125,"question":"En mathématiques, la dérivée de x² est :","option_a":"x","option_b":"2x","option_c":"x²","option_d":"0","option_e":"","option_f":"","bonne_reponse":"B","explication":"La dérivée de x² par rapport à x est 2x (règle de puissance).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":52126,"question":"Vrai ou Faux ? En histoire, Carthage était une colonie grecque.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"Faux, Carthage était une colonie phénicienne fondée par les Tyriens.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":52127,"question":"Quel est le symbole chimique de l'oxygène ?","option_a":"O","option_b":"Ox","option_c":"O₂","option_d":"Og","option_e":"","option_f":"","bonne_reponse":"A","explication":"Le symbole chimique de l'oxygène est O.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":52128,"question":"En arabe, comment s'écrit le mot 'école' ?","option_a":"مدرسة","option_b":"كتاب","option_c":"مكتب","option_d":"بيت","option_e":"","option_f":"","bonne_reponse":"A","explication":"Le mot 'école' en arabe s'écrit مدرسة.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":52129,"question":"Vrai ou Faux ? En physique, la vitesse est une grandeur vectorielle.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"Vrai, la vitesse est une grandeur vectorielle car elle a une direction et un sens.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":52130,"question":"Quelle est la formule du périmètre d'un cercle ?","option_a":"P = 2πr","option_b":"P = πr²","option_c":"P = 4πr","option_d":"P = πd","option_e":"","option_f":"","bonne_reponse":"A","explication":"La formule du périmètre (circonférence) d'un cercle est P = 2πr ou P = πd (d = diamètre).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0}]