6-sinflar uchun kirish testi

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6-sinflar uchun botanika fanidan kirish test. 1. qaysi qatorda o’simliklar murakkab gulqo’rg’onli, to’g’ri va ikki jinsli gulga ega? a) o’rik, olcha, nok. b) terak, tol, g’o’za. c) lola, nok, yong’oq. d) tol, o’rik, terak. 2. zarangning mevasi qanday meva? a) qanotchali, b) qo’zoqcha, c) don, d) ko’sak 3. gulning qaysi qismidan haqiqiy meva hosil bo’ladi? a) glo’rindan, b) gulqo’g’ondan, c) changchidan, d) tugunchadan. 4. chang naychasi changning qaysi qismidan hosil bo’ladi? a) chagdondan, b) chang ipidan, c) vegetativ hujayradan, d) generativ hujayradan. 5. chang donachasi tarkibida qanday hujayralar bo’ladi? a) tuxum, markaziy, b) faqat generativ, c) faqat markaziy, d) vegetativ, generativ. 6. qaysi o’simliklarning gulqo’rg’oni bo’laklari qo’shilgan (1) yoki qo’shilmagan (2)? a) nomozshomgul, b) angishvonagul, c) boychechak, d) g’o’za, a) 1-a,b, 2- b,c, b)1-a,c, 2- b,d, c) 1-a,b, 2-c,d, d) 1-c,d, 2- a, b, 7. qaysi o’simliklarning mevasi rezavor emas? a) qoraqat, ituzum, b) ituzum uzum, c) zirako’t, gilos, d) …

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gan javobni belgilang. a) [bookmark: _goback]xara, xlorella, b) spirogira, xlorella, c) kladafora, xlorella, d) spirogira, xara. 14. qaysi organoid yashil suvo’tlar hujayrasida uchraydi? a) leykoplast, b) xromarafor, c) mitohondriya, d) karotin. 15. bir hujayrali suvo’tlarni belgilang. a) ulotriks, xara, b) xlominomanada, xlorella. c) tortula, xlorella, d) spirogira, ulotriks. 16. o’zbekistonda suvo’tlarni o’rganish va ulardan xalq xo’jaligida foydalanishni kim asoslagan. a) a.m.muzaffarov, b) j.k.saidov, c) q.z.zokirov, d) a.u.usmonov. 17. yaponiya, xitoy va koreyada oziq ovqat maqsadida sun’iy o’stiriladigan suvo’tni belgilang. a) kladafora, b) spirogira, c) ulotriks, d) laminariya. 18. rizoidli suvo’tlarni belgilang. a) xlorella, kladafora, b) spirogira, xara, c) kladafora, xlominomanada, d) ulotriks, laminariya. 19. yuksak sporali o’simliklarning murtagidan nima o’sib chiqadi? a) gametofit, b) anteridiy, c) arxegoniy, d) sporofit. 20. yo’sintoifalarning urg’ochilik jinsiy a’zosi nima deb ataladi? a) arxegoniy, b) anteridiy, c) gametongiy, d) sporafit. 21. sershox qirqbo’g’imning spora beruvchi boshoqlari qayerda hosil bo’ladi? a)ildizpoyalarida, b) shoxli poyalar uchida, c) …

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6-sinflar uchun botanika fanidan kirish test. 1. qaysi qatorda o’simliklar murakkab gulqo’rg’onli, to’g’ri va ikki jinsli gulga ega? a) o’rik, olcha, nok. b) terak, tol, g’o’za. c) lola, nok, yong’oq. d) tol, o’rik, terak. 2. zarangning mevasi qanday meva? a) qanotchali, b) qo’zoqcha, c) don, d) ko’sak 3. gulning qaysi qismidan haqiqiy meva hosil bo’ladi? a) glo’rindan, b) gulqo’g’ondan, c) changchidan, d) tugunchadan. 4. chang naychasi changning qaysi qismidan hosil bo’ladi? a) chagdondan, b) chang ipidan, c) vegetativ hujayradan, d) generativ hujayradan. 5. chang donachasi tarkibida qanday hujayralar bo’ladi? a) tuxum, markaziy, b) faqat generativ, c) faqat markaziy, d) vegetativ, generativ. 6. qaysi o’simliklarning gulqo’rg’oni bo’laklari qo’shilgan (1) yoki qo’shilmagan (2)? a) nomozsh...

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