6 sinf

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1.changchi iplari gulo’ringa qanday joylashadi? a)alohida-alohida b)qo’shilib yoki tutam hosil qilib c)halqa hosil qilib d)a va b 2.gulli o’simliklarning urug’lanish paytida urug’kurtakda qanday hujayralar bo’ladi? a)diploid tuxum hujayra b)gaploid markaziy hujayra c)gaploid markaziy hujayra d)gaploid tuxum va diploid markaziy hujayra 3.gulning qaysi qismi eng muhim hisoblanadi? a)kosachabarg, changchi b)tojibarg, changchi c)gulqo’rg’on, changchi d)urug’chi, changchi 4.gul formulasi orqali nimani aniqlash mumkin? a)meva turini b)yashash muhitini c)o’simlikning hayotiy shaklini d)qaysi oilaga mansubligini 5.yong’oq o’simligining kuchalasida qanday gullar joylashgan? a)urug’chi b)changchi va urug’chi c)changchi d)jinssiz gullar 6.gulqo’rg’on bo’laklari qo’shilgan o’simliklarni belgilang? a)qo’ypechak, nok, lola b)g’o’za, olma, boychechak c)karnaygul, qo’ypechak, marmarak d)olma, o’sma, g’oza 7.bitta gulda ham changchi va urug’chi gullar joylashgan o’simliklar? 1)tol 2)terak 3)o’rik 4)olma 5)shaftoli 6)qayin 7)gilos 8)tut a)1, 4, 6, 7 b)3, 4, 6, 8 c)1, 2, 3, 5 d)3, 4, 5, 7 8.ikki uyli o’simliklar berilgan qatorni belgilang? a)o’rik, gilos, qayin b)tol, gazanda, tut c)shaftoli, makkajo’xori, g’o’za d)tut, shaftoli, …

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aziy hujayradan (b) nimalar rivojlanadi? 1)urug’ po’sti 2)urug’palla 3)murtak 4)endosperm 5)meva a)a-3,b-4 b)a-2,b-3 c)a-3, b-2 d)a-4, b-5 14.qaysi o’simliklarning gulqo’rg’oni gulkosacha va gultojdan tashkil topgan? 1)chuchmoma 2)olma 3)g’o’za 4)nok 5)lola 6)olcha 7)gulsafsar 8)behi a)1, 2, 3, 5, 6 b)2, 3, 4, 6, 8 c)2, 3, 4, 5, 6 d)1, 3, 5, 7, 8 15.changlanish qanday xillari mavjud? a)o’z-o’zidan, qo’sh b)sun’iy c)qo’sh, chetdan d)o’z-o’zidan, chetdan, sun’iy 16.gul urug’chisining qaysi qismi ichi kovak bo’ladi? a)ustuncha b)tuguncha c)tumshuqcha d)changchi 17.urug’chi tugunchasiga bitta chang naychasi o’sib kiradigan o’simliklar? a)bug’doy, arpa, gilos, boychechak b)gilos, o’rik, olcha, shaftoli c)g’o’za, lola, yong’oq, anor d)lola, bodom, gulsafsar, suvyig’ar 18.qaysi o’simliklarning to’pguli atrofi o’rama bargchalar bilan o’ralgan? 1)kungaboqar 2)kartoshkagul 3)nastarin 4)tok 5)bo’tako’z 6)sachratqi 7)karrak 8)qashqarbeda 9)ermon 10)shuvoq 11)bug’doyiq 12)shashir a)1, 2, 3, 4, 5, 8, 9, 10 b)1, 2, 5, 6, 7, 9, 10 c)1, 3, 4, 6, 8, 7, 11 d)2, 4, 5, 7, 8, 11, 12 19.tuguncha …

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ko’rimsiz, changchilari yengil c)guli mayda, xushbo’y, ko’p nektar ajratadi d)gulqo’rg’oni murakkab, xushbo’y, chiroyli 26.qiyshiq gullarda gullar asosidan boshlab… ? a)ikkitadan ortiq bo’lakka ajraladi b)faqat teng ikki bo’lakka ajraladi c)qo’shilib o’sadi d)qo’shilmasdan o’sadi 27.qaysi o’simliklarning guruhining gullari shamol yordamida changlanadi? a)arpa, yong’oq, terak, tol, suli b)terak, akatsiya, g’o’za, olma, bug’doy c)olma, beda, suli, nok, na’matak d)tol, oqquray, beda, g’o’za, shaftoli 28.to’pguli oddiy boshoq bo’lgan o’simlikni aniqlang? a)oqqayin b)rovoch c)zupturum d)sebarga 29.oddiy shingil (1), murakkab shingil (2) to’pgullar qaysi o’simliklarga xos? a)otquloq b)ravoch c)sholi d)karam e)nastarin f)rediska j)qurttana k)jag’-jag’ a)1-a, b, c, d; 2-d, f, j, k b)1-a, e, f, b; 2-d,b,c, f, k c)1-d, e, c, k; 2-a,b, d, e d)1-d, f, j, k; 2-a, b, c, e 30.qaysi o’simlikning guli oddiy gulqo’rg’on? a)lola, yong’oq, yong’oq b)chuchmoma, gulsafsar, lola c)gulsafsar, na’matak, o’sma d)g’o’za, olma, nok 31. 5 gramm asal yig’ishi uchun asalari nechta gulga qo’nishi kerak? a)1000 ta b)5000 ta c)2000 …

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lan c)urug’chisini qo’shilib o’sganligi bilan d)to’pgul hosil qilmaydi 38.bitta changdonda nechta chang donachalari yetiladi? a)bittadan o’ntagacha b)yuzlab va minglab. c)o’n minglab d)millionlab 39.raffleziya arnoldi nima hisobiga oziqlanadi? a)organik modda hosil qilib oziqlanadi b)tuproqdan suv va mineral tuzlarni shimib oladi c)boshqa o’simliklar hisobiga d)t.j.y 40.shamol yordamida changlanadigan o’simliklar? 1)bug’doy 2)olma 3) arpa 4) suli 5)oqquray 6) terak 7)g’o’za 8)tol 9) yong’oq a)1, 2, 5, 6, 7, 8 b)2, 5, 6, 7, 8, 9 c)1, 3, 4, 6, 7, 9 d)1, 3, 4, 6, 8, 9 41.qaysi gullar oddiy gullarga qaraganda yaxshi changlanadi? a)ikki jinsli b)bir jinsli c) bir uyli d)to’pguldagi 42.to’pguli ro’vak bo’lgan o’simliklar? 1)tok 2)sholi 3)qamish 4)nastarin 5)kelin supurgi 6)otquloq 7)rovoch 8)sabzi 9)bodiyon 10)qashqarbeda 11)oqqayin 12)rediska a)1, 2, 3, 4, 5, 6, 7 b)4, 6, 7, 8, 9, 10, 11 c)1, 3, 4, 7, 9, 10, 12 d)4, 8, 9, 10, 11, 12 43.nima yordamida changlanadigan o’simliklar avval gullab, keyin …

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ulxayri d)dalachoy, gladiolus, kiyiko’t 3.ziravor o’simliklarni aniqlang? a)bodom, kashnich, beda, jag’-jag’ b)o’rik, sedana, arpa, ukrop c)murch, zira, beda, machin d)sedana, kashnich, zira, alqor 4.mevasi dukkak bo’lgan o’simliklar? a)g’o’za, lola, uzum, oq akatsiya b)zirako’t, beda, sebarga, burchoq c)loviya, lola, turp, boychechak d)jag’-jag’, arpa, oq akatsiya, pista 5.qo’zoq mevasi tuzilishidagi xususiyatlarni aniqlang? a)chetlari bir-biriga qo’shilib o’sgan, pallalari orasida to’sig’i bo’ladi b)chetlari bir-biriga qo’shilib o’sgan, pallalari orasida to’sig’i bo’lmaydi c)mevasida qanotchalari bo’ladi d)bir tutam tuklari bo’ladi 6.oqquray o’simligi qanday usul bilan changlanadi? a)o’z-o’zidan b)shamol c)qushlar d)hashorotlar 7.urug’palla bargi yer yuziga ko’tarilib chiqmaydigan o’simliklarni aniqlang? 1)loviya 2)bug’doy 3)arpa 4)yong’oq 5)o’rik 6)oq jo’xori 7)no’xot 8)burchoq 9)bangidevona a)1, 3, 5, 6 b)2, 3, 6, 9 c)5, 6, 7, 8 d)2, 4, 6, 7 8.mevasi zeb-ziynat buyumlari tayyorlashda foydalaniladigan o’simliklar? a)yersovun, alqor, yersovun b)tasbehmunchoq, qalampirmunchoq, yersovun c)yersovun, banan , kakos d)alqor, kakos, qo’noq 9.urug’i tarkibida zaharli modda to’planadigan o’simliklar? 1)shivit 2)kampirchopon 3)mastak 4)zira 5)shaftoli 6)achshiqbodom 7)bodom 8)loviya …

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1.changchi iplari gulo’ringa qanday joylashadi? a)alohida-alohida b)qo’shilib yoki tutam hosil qilib c)halqa hosil qilib d)a va b 2.gulli o’simliklarning urug’lanish paytida urug’kurtakda qanday hujayralar bo’ladi? a)diploid tuxum hujayra b)gaploid markaziy hujayra c)gaploid markaziy hujayra d)gaploid tuxum va diploid markaziy hujayra 3.gulning qaysi qismi eng muhim hisoblanadi? a)kosachabarg, changchi b)tojibarg, changchi c)gulqo’rg’on, changchi d)urug’chi, changchi 4.gul formulasi orqali nimani aniqlash mumkin? a)meva turini b)yashash muhitini c)o’simlikning hayotiy shaklini d)qaysi oilaga mansubligini 5.yong’oq o’simligining kuchalasida qanday gullar joylashgan? a)urug’chi b)changchi va urug’chi c)changchi d)jinssiz gullar 6.gulqo’rg’on bo’laklari qo’shilgan o’simliklarni belgilang? a)q...

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