
VC PB 03
Authored by Nguyệt Đỗ
Chemistry
12th Grade
Used 2+ times

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21 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
3 nguyên tố dinh dưỡng đa lượng mà cây cần
N
S
P
K
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Cây hấp thụ nguyên tố N dưới dạng nào?
NO3-
NO
N2
NH4+
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân đạm chứa nguyên tố nào?
S
K
N
P
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Phân đạm (N) giúp
Kích thích sinh trưởng
Thúc đẩy trao đổi chất và năng lượng
Tăng tỉ lệ protein
Cây phát triển nhanh, nhiều hạt, củ, quả
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đạm ure?
NH4Cl
(NH4)2SO4
(NH2)2CO
NH4NO3
Answer explanation
NH4Cl, (NH4)2SO4: đạm 1 lá
NH4NO3: đạm 2 lá
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Độ dinh dưỡng của phân đạm tính bằng
%mN2O
%mN
%mNO
%mN2O5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân lân?
P
S
K
N
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