L. N. Isayev va P. F. Barovskiy qaysi kasalliklarni tugatishiga asos bo’ldi?
Suvda hamda quruqlikda yashovchilar
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7-sinf Zoologiya mavzulashtirilgan
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Suvda hamda quruqlikda yashovchilar.
1.Ko’l baqasi qayerlarda uchramaydi?............................................................................................................................... 2.Ko’l baqasi nimalar b- n.oziqlanadi?................................................................................................................................ 3.Ko’l baqasining burni qanday vazifani bajaradi?............................................................................................................ 4.Ko’l baqasining boshining ustki tomonida nima joylashgan?......................................................................................... 5.Erkak baqalarning boshining ikki yonida….bo’ladi?...................................................................................................... 6.Baqaning oldingi oyoqlari qanday suyaklardan tuzilgan?............................................................................................... 7.Baqaning orqa oyoqlari panjalari orasida nima tortilgan bo’ladi?................................................................................... 8.Baqa quruqlikda qanday harakatlanadi?.......................................................................................................................... 9.Baqalarda qaysi suyak rivojlanmagan?............................................................................................................................ 10.Baqaning dum umurtqalari birlashib…hosil qiladi?...................................................................................................... 11.Oldingi oyoq kamarini qaysi suyaklar hosil qiladi?...................................................................................................... 12.Baqa skeleti qanday suyaklardan iborat?....................................................................................................................... 13.Hazm qilish sistemasining ketma- ketligi?..................................................................................................................... 14.Og’iz bo’shlig’ida nimalar joylashgan?......................................................................................................................... 15.Tishlari qayerda joylashgan?......................................................................................................................................... 16.Orqa ichagining keyingi qismi kengayib nimani hosil qiladi?...................................................................................... 17.Baqaning tomog’i pastga tortilganda havo..o’tadi?...................................................................................................... 18.Qon aylanish sistemasiga nimalar kiradi?..................................................................................................................... 19.Qon aylanish nechta doiradan iborat?............................................................................................................................ 20.Baqaning yuragining qaysi qismida O 2 boy qon oqadi?................................................................................................ 21.Baqa yuragining qaysi qismida CO 2 to’yingan qon bo’ladi?......................................................................................... 22.Ayirish sitemasi qanday tuzilgan?................................................................................................................................. 23.Baqaning buyragi qayerda joylashgan?......................................................................................................................... 24.Buyrak teshikchalari ingichka naycha orqali qayerga tutashadi?.................................................................................. 25.Baqaning nerv sitemasining qaysi qismi kuchsiz rivojlangan?..................................................................................... 26.Eshitish organlari qanday qismlardan tuzilgan?............................................................................................................ 27.Bitta urg’ochi baqa bir mavsumda nechta tuxum qo’yadi?.......................................................................................... 28.Baqaning urug’langan tuxumlaridan nima chiqadi?...................................................................................................... 29.Itbaliq tuzilish jihatdan nimaga o’xshaydi?................................................................................................................... 30.Baqa itbalig’i qanday tuzilgan?..................................................................................................................................... 31.Yashil qurbaqa kunduzlari qayerda bekinib yotadi?...................................................................................................... 32.Qurbaqa qachon suvga tushadi?..................................................................................................................................... 33.Qurbaqa tuxumlarini qayerga qo’yadi?......................................................................................................................... 34.Rivojlanish jarayonida qurbaqaning qaysi oyog’i paydo bo’lgan?............................................................................... 35.Yosh baqalar necha yilda voyaga yetadi?...................................................................................................................... 36.Suvda hamda quruqlikda yashovchilarning nechta turi bor?......................................................................................... 37.Suvda hamda quruqlikda yashovchilar qanday turkumlarga bo’linadi?........................................................................ 38.Dumlilar qayerlarda uchramaydi?................................................................................................................................. 39.Eng yirik suvda hamda quruqlikda yashovchi ?............................................................................................................ 40.Bitta qurbaqa bir kunda,9 oy davomida qancha hashorot qiradi?.................................................................................. 41.Suvda hamda quruqlikda yashovchilar qaysi hayvonlardan kelib chiqqan?................................................................. 42.Panjaqanotlilar nima orqali nafas olgan?...................................................................................................................... 43.Panjaqanotlilar qaysi organi suvda hamda quruqlikda yashovchilarning oyoqlariga o’xshaydi?................................ 44.Panjaqanotlilar qayerda yashagan?............................................................................................................................... 45.Panjaqanotlilardan qaysi hayvonlar kelib chiqqan?...................................................................................................... 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