suzgichi qanotlari vertikal.
A — a,d,e;
В — b,e,g;
D - b.d.f;
E — a,e,h;
F - a,d,f.
5. Skatlar qanday tuzilgan? (4 —topshiriqqa qarang).
6
. Qaysi javobda baliqlar nomi va ular tuzilishiga tegishli tushunchalar
juftlab yozilgan?
1 —kitsim on akula, 2 —arraburun akula, 3 —qoziq dum, 4 —elektr
skat, 5 —arra baliq,
6
—dengiz mushugi; a —tanasi ikki yonida elektr
organi bor, b — dumida bitta yoki bir nechta arrasimon ninasi bor,
d —jag'lari qiUchsimon tumshuqqa aylangan, e —tanasi cho'ziq,
tum shug'i ikki yonida yirik tishsim on o'sim tasi bor, f —yog' olish
m aqsadida ovlanadi, g —uzunligi 15 —20 m.
A — la, 2b, 3g, 4f, 5e,
6
d;
В — lb, 2g, 3d, 4a, 5e,
6
f;
D — 1 g, 2d, 3b, 4a, 5e,
6
f;
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