

7-vitamin 3
Presentation
•
Chemistry
•
7th Grade
•
Practice Problem
•
Easy
Jahongir Nurdinboyev
Used 1+ times
FREE Resource
0 Slides • 10 Questions
1
Multiple Choice
NaCl ga bo'lgan kunlik ehtiyoj motadil iqlim sharoitda necha gr ni tashkil qiladi ?
15
10-15
12-15
12
2
Multiple Choice
Qaysi metall tuzlari metabalizmda muhum ro'l o'ynaydi ?
Na
K
Ca
Mg
3
Multiple Choice
Qaysi element biyakimyoviy jarayonlarda faol ishtirok etadi ?
S
P
Ca
K
4
Multiple Choice
Odamning Fe ga bo'lgan kunlik ehtiyoji qancha gr ?
15 mg
0.015 gr
15 gr
10 mg
5
Multiple Choice
Qasi element yetishmovchiligi organizmda o'sishni sekinlashtiradi ?
Сa
J
Zn
Mg
6
Multiple Choice
Kartoshka, karam, bodring , uzum kabi mevalarda eng ko'pi esa dengiz maxsulotlarida ko'p uchraydigan element ?
NaCl
C vitamin
K
J
7
Multiple Choice
Ekzema kasalligigi oldini olishda ishlatiladigan element ?
Zn
Cu
Te, K
J,Ca,Cr
8
Multiple Choice
Bir stakan sutda 288 mg kalsiy mavjud bo'lsa . organizmni sutga bo'lgan ehtiyojini qondirirsh uchun eng kamida necha stakan sut ichish kerak
3
4
5
2
9
Multiple Choice
Tabiatda eng ko'p tarqalgan elementning litasferada uchrasg % qancha ?
23.5
25.3
49.5
45.9
10
Multiple Choice
Metallarni qay tarzda ajratib olinadi ?
Qazib olish ,maydalash, boyitish, kuydirish va metallarni ajratib olish, toza metal
Qazib olish,boyitish, ,maydalash, kuydirish va metallarni ajratib olish, toza metal
Qazib olish ,maydalash, kuydirish va metallarni ajratib olish,boyitish, toza metal
Maydalash, qazib olish , boyitish, kuydirish va metallarni ajratib olish, toza metal
NaCl ga bo'lgan kunlik ehtiyoj motadil iqlim sharoitda necha gr ni tashkil qiladi ?
15
10-15
12-15
12
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