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[{"id":24178,"question":"Quel est le résultat de l'opération 5 + 7 × 2 ?","option_a":"17","option_b":"24","option_c":"19","option_d":"14","option_e":"","option_f":"","bonne_reponse":"C","explication":"La multiplication est prioritaire : 7 × 2 = 14, puis 5 + 14 = 19.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":24179,"question":"La capitale de la Tunisie est Alger.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"La capitale de la Tunisie est Tunis, Alger est la capitale de l'Algérie.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":24180,"question":"Quel est le symbole chimique de l'oxygène ?","option_a":"O","option_b":"Ox","option_c":"O2","option_d":"Oxy","option_e":"","option_f":"","bonne_reponse":"A","explication":"Le symbole chimique de l'oxygène est 'O' (O2 pour la molécule diatomique).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":24181,"question":"Un triangle isocèle a deux côtés de même longueur.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"Un triangle isocèle possède deux côtés de même longueur et deux angles égaux.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":24182,"question":"Quel est le résultat de 3² ?","option_a":"6","option_b":"9","option_c":"12","option_d":"3","option_e":"","option_f":"","bonne_reponse":"B","explication":"3² signifie 3 multiplié par lui-même : 3 × 3 = 9.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":24183,"question":"La photosynthèse permet aux plantes de produire de l'oxygène.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"La photosynthèse est le processus par lequel les plantes produisent de l'oxygène à partir du CO₂ et de la lumière.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":24184,"question":"Quel est le résultat de (8 + 2) × 3 ?","option_a":"30","option_b":"18","option_c":"24","option_d":"14","option_e":"","option_f":"","bonne_reponse":"A","explication":"Les parenthèses sont prioritaires : 8 + 2 = 10, puis 10 × 3 = 30.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":24185,"question":"Un quadrilatère a toujours quatre angles droits.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"B","explication":"Seuls les rectangles et les carrés ont quatre angles droits. Les autres quadrilatères (comme les trapèzes) n'en ont pas forcément.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":24186,"question":"Quel est le résultat de 15 ÷ 3 + 2 ?","option_a":"7","option_b":"5","option_c":"9","option_d":"3","option_e":"","option_f":"","bonne_reponse":"A","explication":"La division est prioritaire : 15 ÷ 3 = 5, puis 5 + 2 = 7.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0},{"id":24187,"question":"La respiration cellulaire produit de l'énergie sous forme d'ATP.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"A","explication":"La respiration cellulaire est le processus qui permet aux cellules de produire de l'ATP, la molécule d'énergie.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0}]