Quiz — 1devoir S.docx

Question 1 sur 10 20:00

[{"id":33100,"question":"Quelle est l'unité de mesure de la force dans le système international ?","option_a":"Newton","option_b":"Joule","option_c":"Watt","option_d":"Pascal","option_e":"","option_f":"","bonne_reponse":"a","explication":"L'unité de mesure de la force est le Newton (N), en hommage à Isaac Newton.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Newton\", \"b\": \"Joule\", \"c\": \"Watt\", \"d\": \"Pascal\"}}","_debug_options_count":4},{"id":33101,"question":"La photosynthèse permet aux plantes de produire du dioxygène.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La photosynthèse produit bien du dioxygène, essentiel à la respiration des êtres vivants.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":33102,"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, mais il se trouve généralement sous forme de molécule O2 dans l'air.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"O\", \"b\": \"Ox\", \"c\": \"O2\", \"d\": \"Oxy\"}}","_debug_options_count":4},{"id":33103,"question":"La gravité est une force qui attire les objets vers le centre de la Terre.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La gravité est bien une force d'attraction exercée par la Terre sur les objets.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":33104,"question":"Quel est le pH d'une solution neutre ?","option_a":"0","option_b":"7","option_c":"14","option_d":"10","option_e":"","option_f":"","bonne_reponse":"b","explication":"Une solution neutre a un pH de 7, ni acide ni basique.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"0\", \"b\": \"7\", \"c\": \"14\", \"d\": \"10\"}}","_debug_options_count":4},{"id":33105,"question":"Les cellules animales contiennent des chloroplastes.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"Les chloroplastes sont présents uniquement dans les cellules végétales pour la photosynthèse.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":33106,"question":"Quelle est la formule chimique de l'eau ?","option_a":"H2O","option_b":"CO2","option_c":"O2","option_d":"H2SO4","option_e":"","option_f":"","bonne_reponse":"a","explication":"La formule chimique de l'eau est H2O, composée de deux atomes d'hydrogène et un atome d'oxygène.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"H2O\", \"b\": \"CO2\", \"c\": \"O2\", \"d\": \"H2SO4\"}}","_debug_options_count":4},{"id":33107,"question":"La vitesse est une grandeur vectorielle.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La vitesse est une grandeur vectorielle car elle a une direction et un sens, en plus de sa valeur.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":33108,"question":"Quel est l'organe responsable de la respiration chez l'homme ?","option_a":"Le cœur","option_b":"Les poumons","option_c":"Le foie","option_d":"Le cerveau","option_e":"","option_f":"","bonne_reponse":"b","explication":"Les poumons sont les organes principaux de la respiration, permettant les échanges gazeux.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Le cœur\", \"b\": \"Les poumons\", \"c\": \"Le foie\", \"d\": \"Le cerveau\"}","_debug_options_count":4},{"id":33109,"question":"La loi d'Ohm s'applique aux conducteurs ohmiques.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La loi d'Ohm (U = R × I) s'applique uniquement aux conducteurs ohmiques, où la résistance est constante.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4}]