L. N. Isayev va P. F. Barovskiy qaysi kasalliklarni tugatishiga asos bo’ldi?
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7-sinf Zoologiya mavzulashtirilgan
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Baliqlar sinfi.
1.Zog’ora baliq qayerlarda uchraydi?................................................................................................................................. 2.Zog’ora baliqning kattaligi va uzunligi?.......................................................................................................................... 3.Baliqlarning toq suzgichlari?........................................................................................................................................... 4.Baliqlarning juft suzgichlari ?.......................................................................................................................................... 5.Baliqlarning suzgichlari qanday tuzilgan?....................................................................................................................... 6.Baliqlarning oldinga harakatlanishida qaysi suzgich muhim rol o’ynaydi ?................................................................... 7.Baliqlarning juft suzgichlari qanday vazifani bajaradi?............................................................................................................................................................... ............... 8.Baliqlarning tanasi nima b-n qoplangan?........................................................................................................................ 9.Baliqlarni yoshini qanday aniqlash mumkin?.................................................................................................................. 10.Baliqlarning umurtqa pog’onasi nechta suyakdan tuzilgan?......................................................................................... 11.Baliqlarning umurtqa nayi qanday hosil bo’ladi?.......................................................................................................... 12.Baliqlarning qayerlarida umurtqalarida qovurg’alar bo’lmaydi?.................................................................................. 13.Baliqlarning bosh skeleti qanday suyaklardan tuzilgan?............................................................................................... 14.Baliqlarning tanasidagi qaysi muskullar kuchli rivojlangan?........................................................................................ 15.Baliqlarning suzgich pufagi qayerda joylashgan?......................................................................................................... 16.Baliqlarning suzgich pufagi qanday tuzilgan?............................................................................................................... 17.Baliqlarning suzgich pufagi ingichka naycha orqali nimaga tutashadi?........................................................................ 18.Baliqlarning suzgich pufagi qanday vazifani bajaradi?................................................................................................. 19.Zog’ora baliq nimalar b-n oziqlanadi?........................................................................................................................... 20.Hazm qilish sistemasining ketma- ketligi?..................................................................................................................... 21.Halqumida nimalar joylashgan?.................................................................................................................................... 22.Baliqlarning ichak bo’shlig’iga qanday suyuqliklar quyiladi?...................................................................................... 23.Baliqlar nima b-n nafas oladi?...................................................................................................................................... 24.Baliqlarning jabralari qanday tuzilgan?......................................................................................................................... 25.Baliqlarning qon aylanish sistemasiga nimalar kiradi?................................................................................................. 26.Baliqlarning yuragi qanday tuzilgan?............................................................................................................................ 27.Baliqni yurak qorinchasi qisqarganda qon qayerga chiqariladi?................................................................................... 28.Ayirish sistemasi nima hisoblanadi?.............................................................................................................................. 29.Baliqlarning ozig’i nima ta’sirida hazm bo’ladi?.......................................................................................................... 30.Baliqlarning orqa miyasidan qayerlarga nervlar ketadi?............................................................................................... 31.Baliqlaqning bosh miyasi qanday qismlardan tuzilgan?................................................................................................ 32.Baliqlarning ta’m bilish hujayralari qayerda joylashgan?............................................................................................. 33.Qaysi baliqlarda mo’ylovlar bo’ladi?............................................................................................................................ 34.Baliqlarning yon chiziqlari qanday vazifani bajaradi?.................................................................................................. 35.Baliqlarning jinsiy organlari nima hisoblanadi?............................................................................................................ 36.Baliqlarda qachon ko’payish instinkti paydo bo’ladi?................................................................................................... 37.Baliqlarning ko’payish instinkti qanday ahamiyatga ega?............................................................................................ 38.Qaysi baliqlar uvildiriq tashlash u-n Uzoq sharq daryolaridan Amudaryo irmoqlariga o’tadi?.................................... 39.Ugor balig’i tuxumini qayerga qo’yadi?........................................................................................................................ 40.Zog’ora balliq tuxumlarini qayerga qo’yadi?................................................................................................................ 41.Baliqlarning urug’langan tuxum hujayralari necha kunda rivojlanadi?........................................................................ 42.Baliq chavoqlari nima b-n oziqlanadi?.......................................................................................................................... 43.Yilning oxiriga kelib zog’ora baliqning uzunligi qanchaga teng bo’ladi?.................................................................... 44.Naslga kam g’amxo’rlik qiladigan baliqlar…..?............................................................................................................ 45.Okun va treska nechtagacha tuxum qo’yadi?................................................................................................................ 46.Qaysi baliqlar urg’ochilari u-n so’lak bezlaridan uya quradi?...................................................................................... 47.Dengiz otchasi tuxumlarini qayerda olib yuradi?.......................................................................................................... 48.Qaysi baliqlar tuxumlarini og’iz bo’shlig’ida olib yuradi?........................................................................................... 49.O’tkinchi baliqlar uvildiriq tashlash u-n …..o’tadi?...................................................................................................... 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