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

A barchasi B 1,2,4,5 C 1,2,3,6 D 1,2,4

12. 
    Ra’nodoshlarning mevasi uchun xos javobni belgilang
    

1.yong’oqcha 2.to’pbargak 3.danakli meva 4.soxta meva
A 1,2 B 4 C 1,2,3,4 D 1,2,4,

13. 
    Ra’nodoshlar oilasiga kiruvchi turkumlarni belgilang
    

1. maymunjon 2.olxo’ri 3. nok 4. na’matak
5. shaftoli 6. bodom 7. gilos 8. kamxastak 9.olcha
A 1,2,4,6,8 B 1,2,3,4,6,7,8
C barchasi D 1,2,3,5,6,7,8,9

14. 
    Na’matakka xos bo’lgan xususiyatlarni aniqlang
    

1. bo’yi 2-3 m 2. bo’yi 3-4 m 3. tog’da uchraydi 4.to’qayda uchraydi 5. poyasi tikanli 6.poyasi silliq 7. bargi oddiy 8. bargi murakkab 9. bargi toq patsimon 10. bargi juft patsimon 11. bargi 5-6 yaproqchali 12. bargi 5-9 yaproqchali 13. bargi 8-9 yaproqchali 14.guli mayda 15. guli yirik eni 8-9 sm 16. guli och pushti 17 iyulda gullaydi 18. iyunda gullaydi 19. changchilari ko’p, urug’chisi 5 ta 20. changchi va urug’chilari ko’p
A 2,3,5,8,9,11,15,17,18
B 1,4,6,7,8,10,11,14,16,18,19
C 1,3,4,5,8,9,12,15,16,17,18,20
D 1,3,4,5,6,7,9,13,15,17,19

15. 
    Na’matakka xos bo’lmagan xususiyatlarni aniqlang
    

1. bo’yi 2-3 m 2. bo’yi 3-4 m 3. tog’da uchraydi 4.cho’lda uchraydi 5. poyasi tikanli 6.poyasi silliq 7. bargi oddiy 8. bargi murakkab 9. bargi toq patsimon 10. bargi juft patsimon 11. bargi 5-6 yaproqchali 12. bargi 5-9 yaproqchali 13. bargi 8-9 yaproqchali 14.guli mayda 15. guli yirik eni 8-9 sm 16. guli och pushti 17 iyulda gullaydi 18. iyunda gullaydi 19. changchilari ko’p, urug’chisi 5 ta 20. changchi va urug’chilari ko’p
A 2,3,5,8,9,11,15,17,18
B 2,3,4,5,8,9,12,15,16,17,18,20
C 2,4,6,7,10,11,13,14,16
D 1,6,7,10,11,13,14,19

16.