A o’simliklarning paydo bo’lishini b zamburug’larni ichki, tashq tuzilishini

S) 2,3,6,8,11,12,13,14,15,18,19
D) 2,3,6,8,11,12,13,14,15

32. 
    Barg yaprog’i shakliga ko’ra qanday guruhlarga bo’linadi ?
    

A) panjasimon, ush bargchali, patsimon
B) yumaloq, panjasimon, tuxumsimon, ovalsimon, yuraksimon, nashtarsimon, qalami, robmsimon, uchburchaksimon, tuxumsimon, o’q-yoysimon
S) panjasimon, ush bo’lakli, patsimon
D) o’yilgan, tekis

33. 
    Barglar yapqog’ining qirrasi qanday bo’ladi ?
    

A) tekis, tishli, ikki karra tishli, arrasimon, o’yilgan
B) yumaloq, panjasimon, tuxumsimon,ovalsimon, yuraksimon,nashtarsimon, qalami, robmsimon, ushburshaksimon
S) panjasimon, ush bo’lakli, patsimon
D) o’yilgan, tekis

34. 
    Barglarning tukli yoki tuksiz bo’lishi nima(lar)ga bog’liq ?
    

A) o’simlik turiga B) o’sish sharoitiga
S) A va B D) sistematik birligiga

35. 
    Barg tomirining qaysi qismida hujayralar to’rga o’xshab, bir-biri bilan ko’p sonli teshikshalar orqali tutashgan bo’ladi.
    

A) o’tkazuvchi naylar B) elaksimon naychalar
S) tola D) yog’ochlik tolalari

36. 
    Oddiy barglar yaprog’ining tuzilishiga ko’ra qanday bo’ladi?
    

A) panjasimon, uch bargchali, patsimon
B) yumaloq, panjasimon, tuxumsimon,ovalsimon, yuraksimon, nashtarsimon, qalami, robmsimon, uchburshaksimon
S) panjasimon, uch bo’lakli, patsimon
D) o’yilgan, tekis

37. 
    Murakkab barglar qanday turlarga bo’linadi ?
    

A) 4; panjasimon, ush bargchali, toq va juft patsimon, ikki va ush karra patsimon
B) 3; panjasimon, ush bo’lakli, patsimon
S) 3; panjasimon, ush bargchali, toq va juft panjasimon