8- sinflar uchun anatomiya fanidan test savollari


Download 27 Kb.
Sana29.10.2020
Hajmi27 Kb.
#138168
Bog'liq
8 sinf test biologiya (1)


8- sinflar uchun  anatomiya fanidan test savollari

1. Yopiq urug`li o`simliklarning fanga, hozirgi kunga qanchadan ortiq turi mavjud?

A) 520.000 dan            B) 250.000 dan          S) 251.000 dan           D) 321.000 dan

2. Yopiq urug`li o`simliklarning naychalari qanday hujayradan tashkil topgan?

A) tirik hujayra           B) hujayrasiz            S) o`lik hujayra         D) to`g`ri javob yo`q

3. Ikki urug`pallali o`simliklar sinfiga nechta oila mansub?

A) 340 ta               B) 430 ta               S) 530 ta               D) 400 ta

4. Namatak soxta mevasi rangi qanday?

A) sariq              B) malla            S) to`q ko`k              D) to`q qizil

5. Olmalarning nechtasi yovvoyi, nechtasi madaniy?

A) 2 tasi madaniy, 3 tasi yovvoyi              B) 2 tasi yovvoyi, 3 tasi madaniy

S) Hammasi yovvoyi                                 D) 3 tasi yovvoyi, 12 tasi madaniy

6. O`zbekiston tog`larida qanday ayiqlar uchraydi?

A) oq ayiq                   B) qo`ng`ir ayiq                       S) qora ayiq                 D) hech qanday ayiq uchramaydi

7. Oq ayiqning og`irligi necha kg keladi?
A) 700 kg                    B) 600 kg                    S) 800kg                     D) 900 kg

8.Grenlandiya tuleni qayerda yashaydi?

A) arktikada dengizlarida         B) Yevropada              S) dengizda                  D) Osiyoda

9.Bir kecha kunduzda kit necha tonna oziq yeydi?


A) 3-4 t                       B) 4-5 t                       S) 5-4 t                       D) 2-4 t

10. Feshli kitlarga nimalar kiradi?

A) delfin                      B)kashalot                   S) morj                        D) a va b javoblar to`g`ri

11. Hujayra tarkibida necha % suv bo`ladi?

A) 75%                 B) 95%                 S) 70%                  D) 40-60%

12. Hujayra tarkibidagi organic moddalarga qaysilar kiradi?

A) uglevodlar              B) makroelementlar               S) nuklein kislotasi        D) A va S

13. Epleley qanday to`qima?

A) qoplovchi                B) biriktiruvchi              S) akeon           D) hammasi to`g`ri

14. Nerv to`qimasidagi xalta o`simta nima deyiladi?

A) askon          B) dendrit              S) neyron                 D) silliq tola

15. Bir xil vazifani bajaruvchi bir nechta organlar yig`indisi nima deyiladi?

A) organ              B) organizm                S) organlar sistemasi             D) to`g`ri javob yo`q

16. Magnit bo`ronlar ta`siridagi xastalik aholining necha % tashkil etadi?

A) 17-20%           B) 30-15%                  S) 20-40%                  D) 17-25%

17. Arterial bosim ortishi?

A) gipertoniya            B) gipotoniya             S) puls         D) simpatik

18. Maksimal bosimni ko`rsating?

A) 120-125 mm            B) 125-135 mm              S) 125-130 mm           D) 130-135 mm

19 Yurak sikli qancha davom etadi?

20odam yuqumli kasalliklar bilan og’riganda leykositlar soni 1mm kub qonda nechtaga yetadi?

21 Qon plazmasi tarkibida necha % yog’ bo’ladi?

22 Qon kuchsiz ishqoriy reaksiyaga ega ,uning pH muhiti nechaga teng?

23 Qon plazmasining solishtirma massasi nechaga teng ?

24 Muskul tashqi tomondan biriktiruvchi to’qimadan tuzilgan yupqa parda bilan o’ralgan bo’lib bu parda nima deb ataladi?

25 Bosh suyagi bolaning qaysi yoshlarida ayniqsa tez o’sadi?



 
Download 27 Kb.

Do'stlaringiz bilan baham:




Ma'lumotlar bazasi mualliflik huquqi bilan himoyalangan ©fayllar.org 2024
ma'muriyatiga murojaat qiling