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5-sinf. 2-chorak. 2-blok. Geografiya.(test)
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| bet | 2/5 | | Sana | 22.05.2024 | | Hajmi | 78,5 Kb. | | #249682 |
Bog'liq 5-sinf 2-blok geogr, biolog, rus tili @e baza ishrejaBiologiya. (test)
1. Qalqonsimon bez faoliyatini o’rgangan olim qaysi?
A) Musayev B) Nabixonovich C) To’raqulov D) Azimov
2. G’o’za kolleksiyasini yaratgan olim qaysi?
A) Musayev B) Nabixonovich C) To’raqulov D) Azimov
3. ……. – suyuqlikni tomizishga yordam beradi. Nuqtalar o’rniga variantlardam mosini tanlang.
A) Probirka B) Pipetka C) Petri idishi D) Skalpel
4. Moddalar almashinuvi necha bosqichni o’z ichiga oladi va bular qaysilar:
A) 2 bosqich: assimlyatsiya va dissimlyatsiya С) 2 bosqich: nafas olish va ayirish
B) 2 bosqich: avtotrof va geterotrof D) To’g;ri javob yo’q
5. O’simliklarning oziqlanish usuli qanday?
A) Avtotrof B) Geterotrof C) Saprofit D) Parazit
6. Organizm uchun zararli bo‘lgan mahsulotlarni tashqariga chiqarish bu tirik organizmlarning qaysi xususiyatiga mansub?
A) Ayirish B) Ko’payish C) Ta’sirlanish D) Harakatlanish
7. Sezgi organlari yordamida tabiiy holatga ta’sir etmagan holda ma’lumot to’plash qaysi usul yordamida amalga oshiriladi?
A) Tajriba B) Kuzatish C) Taqqoslash D) Tarixiy
8. Qo’l lupasi necha marotabagacha kattalashtirib ko’rsatadi?
A) 200-300 marta B) 400-500 marta C) 2-20 marta D) 2-10 marta
9. Tiriklikning asosi va eng kichik birligi bu nima?
A) Hujayra B) To’qima C) Organ D) Organizm
10. Yadrosi shakllanmagan organizmlar nima deb ataladi?
A) Eukariotlar B) Prokariotlar C) A javob to’g’ri D) To’g’ri javob yo’q
11. Hayvonot dunyosi nima deyiladi?
A) Flora B) Eukaiotlar C) Geterotroflar D) Fauna
12. O’simliklar dunyosi nima deb ataladi?
A) Flora B) Eukaiotlar C) Geterotroflar D) Fauna
13. Sharsimon bakteriyalar to’g’ri keltirilgan qatorni tanlang. ____________________________________
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14. Bakteriyalarni o’rganuvchi fan nima deb ataladi? ___________________________________________
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15. Zamburug’larni o’rganuvchi fan nima deb ataladi? __________________________________________
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