Radikal bebas ialah
KUIZ SAINS 2

Quiz
•
Science
•
4th Grade
•
Hard
Mohd.Rohizan Shafie
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Atom atau molekul yang kekurangan 1 elektron
Atom atau molekul yang kekurangan 2 elektron
Atom atau molekul yang kekurangan 3 elektron
Atom atau molekul yang kekurangan 4 elektron.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pilih 2 faktor luaran yang menghasilkan radikal bebas
Pencemaran udara
Keradangan sel darah
Metabolisma badan
Sinaran mengion
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebatian kimia yang melambatkan proses pengoksidaan dikenali sebagai
Pengoksidan
Oksidan
Antioksidan
Oksidanisasi
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Makanan organik yang berwarna merah, kuning atau jingga banyak mengandungi
beta karotena
lutein
likopena
vitamin c
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
sayuran berdaun hijau banyak mengandungi
beta karotena
lutein
likopena
vitamin c
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
buah buahan seperti betik, jambu batu, tembikai, tomato mengandungi
beta karotena
lutein
likopena
vitamin c
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
buahan sitrus seperti limau banyak mengandungi
beta karotena
lutein
likopena
vitamin c
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
minyak kelapa sawit banyak mengandungi
beta karotena
vitamin E
likopena
vitamin c
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