7)isfarak 8)behi 9)kiyiko’t
A)1, 2, 5, 9 B)2, 3, 4, 7
C)1, 3, 6, 8 D)2, 3, 6, 8
10.Bodiyon o’simligining gullari qanday to’pgulda yig’ilgan?
A)murakkab soyabon B)oddiy soyabon
C)savatcha D)murakkab shingil
11.Eng kichik gulli o’simlik turi berilgan javobni aniqlang?
A)Volfiya B)Nilufar
C)Raffleziya arnodi D)Sekvayadendron
12.Chang hujayrasi nechta va qanday hujayradan tashkil topgan?
A)2 ta, yirik generativ va mayda vegetativ
B)3ta, 2ta yirik vegetativ va 1 ta mayda generativ
C)1ta yupqa pardali
D)2ta, yirik vegetativ va mayda generativ
13.Gulli o’simliklarda urug’langan tuxum hujayradan (a) va urug’langan markaziy 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)oz-ozidan, qoshB)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
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