Mavzu bo’yicha boshlang’ich bilimni tekshirish
Kirish testlarini ishlang:
1. Akulalarning suv ustiga ko’tarilishi va ostiga tushishini ta‘minlaydigan organ qaysi?
A) toq
suzgich qanotlari; B) juft suzgich qanotlari; V) havo pufakchasi; G) akulalar suv muhitining
ma‘lum bir qismida harakat qiladi, shuning uchun ular suv ustiga ko’tarilmaydi va ostiga
tushmaydi.
2. Akulalarning tishlari nimaning hosilasi hisoblanadi?
A) miya qutisining; B) vistseral
skeletning; V) giomandibularning; G) plakoid tangachalarning.
3. Akulaning nechta butun jabrasi bor?
A-4 juft, B-5 juft, V-6 juft, G-7 juft.
4. Uyqu arteriyasi akula tanasining qaysi qismini qon bilan ta’minlaydi?
A-dum qismini, B-
ko’krak qismini, V-qorin qismini, G-bosh qimsini.
5. Akula buyragi qaysi tipda?
A-protonefros, B-mezonefros, V-metonefros, G-chala metonefros.
Yozma va rasmli topshiriqlarni bajarish
Quyidagi topshiriqlarni bajaring.
1. Akulaning tashqi ko’rinishini o’rganing va raqamlarga mos tana qismlarini belgilang:
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1.
5.
2.
6.
3.
7.
4.
8.
2. Tog’ayli baliqlar qanday umumiy tashqi tuzilish belgilarga ega?
1. ___________________________________________________________________________
2. ___________________________________________________________________________
3. ___________________________________________________________________________
4. ___________________________________________________________________________
5. ____
_______________________________________________________________________
3. Tikanli akulaning sistematik o’rnini belgilang (o’zbekcha va lotincha):
Kenja tip: _____________________________________________________________________
Katta sinf: ____________________________________________________________________
Sinf: _________________________________________________________________________
Kenja sinf: ____________________________________________________________________
Turkum: ______________________________________________________________________
Tur: __________________________________________________________________________
4. Akulaning tashqi ko’rinishini chizing va tana qismlariga raqamlar qo’ying:
1 - tumshug’i (rostrumi)
7 - yon chiziq organi teshiklari
2 - ko’zi
8 - kloakasi
3 - sachratg’ichi
9 - ko’krak suzgich qanoti
4 - og’iz teshigi
10 - qorin suzgich qanoti
5 - burun teshigi
11 - orqa suzgich qanoti
6 - jabra yoriqlari
12 - dum suzgich qanoti
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5. Akula qon aylanish sistemasi qismlarini raqamlarga mos holda nomini yozing.
1.
9.
2.
10.
3.
11.
4.
12.
5.
13.
6.
14.
7.
15.
8.
6. Ichi yorilgan akula rasmidagi organlar nomini raqamlarga mos holda yozing.
1. ___________________________
2. ___________________________
3. ___________________________
4. ___________________________
5. ___________________________
6. ___________________________
7. ___________________________
8. ___________________________
9. ___________________________
10. __________________________
11. __________________________
12. __________________________
13. __________________________
14. __________________________
15. __________________________
16. __________________________
17. __________________________
18. __________________________
19. __________________________
20. __________________________
21. __________________________
22. __________________________
23. __________________________
24. __________________________
25. __________________________
26. __________________________
27. __________________________
28. __________________________
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29. __________________________
30. __________________________
7. Akula siydik-tanosil sistemasi qismlarini raqamlarga mos holda nomini yozing.
Erkak akulaning
siydik-tanosil
sistemasi sxemasi
:
1.
________________
2.
________________
3.
________________
4.
________________
5.
________________
6.
________________
7.
________________
8.
________________
9.
________________
Urg’ochi akulaning
siydik-tanosil
sistemasi sxemasi
:
1.
________________
2.
________________
3.
________________
4.
________________
5.
________________
6.
________________
7.
________________
8.
________________
9.
________________
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10.
_______________
11.
_______________
10.
_______________
11.
_______________
12.
_______________
8. Akulaning bosh miyasini yuqoridan ko’rinishi rasmini chizing va raqamlar bilan belgilang.
1 - oldingi miya
2 - hidlov bo’laklari
3 - oraliq miya
4 - epifiz
5 - o’rta miya
6 - miyacha
7 - uzunchoq miya
8 - rombsimon chuqurcha
II-X -miyadan chiqadigan
nervlar.
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