5-sinf biologiya darsligidan nazorat testi


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5-sinf-biologiya-yangi-darslik-boyicha-nazorat-testlar

a]1.3.6           b]1.2.6        c]1.3.5        d]2.5.9                                                                                                                     

6.Rasmda ko’rsatilgan virus parazitlik qiladigan organizmlarga xos bo’lmagan xususiyatni aniqlang.              

 


 

 

A]aktiv harakatlanadi                                        b]passiv harakatlanadi                                                                                          



c]avtotrof oziqlanadi                                         d]sellyuloza qobiqqa ega 

7.Achituvchi bakteriyalardan qanday maqsadlarda foydalaniladi?                                                                         

1.tuzlama tayyorlashda keng foydalaniladi.2.yer yuzining sanitarlari hisoblnadi.3.atmosferadagi erkin 

azotni o’zlashtiradi.4.sut qatiq maxsulotlarini olishda foydalanladi.5.o’lik qoldiqlarni 

chiritadi.6.dukkakdoshlar bilan simbioz hosil qiladi                                                                                                                

a]1.4                        b]2.6                   c]3.6                          d]2.5 

8.  a rasmda ko’rsatilgan zamburug’ turini aniqlang.                                                                                                    

 

a]oq qo’ziqorin             b]shampinion                 c]qizil muxamor                     d]achitqi 

9.O’simliklarning tabiatdagi ahamyatini aniqlang.                                                                                               

1.fotosintezda atmosferaga kislarod ajratadi.2. qurilish va sanoat xomashyosi xisoblanadi.3.organik 

modda hosil qiladi.4. dori-darmon sifatida foydalaniladi.5.suv bug’latish orqali havoni namlab 

turadi.6. chorva mollariga yem-xashak xisoblanadi.7.o’simlikxo’r organizmlar uchun oziqa 

bo’ladi.8.oziq-ovqat.                                                                                                                                                                               

a]1.2.5.8                 b]1.3.5.7                    c]2.4.6.8                d]2.3.5.6 

10.Quydagilar orasida sinf sistematik birligi soni nechta?                                               

1.magnoliyasimon.2.yo’sinlar.3.bir urug’pallalilar.4.qirqulloqlar.5.qoqio’t.6.ra’nodoshlar.7.gulli 

o’simliklar.8.dorivor qoqio’t.9.jo’xori.10.qoqio’dosh.11.yo’sinlar.12.makkajo’xori.13.arpa.14.ochiq 

urug’li o’simliklar                                                                                                                                                                          


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