BIOLOGI KSSM T4 BAB 5 METABOLISMA & ENZIM part 2

Quiz
•
Biology
•
8th - 10th Grade
•
Medium
Mrs Khairiez
Used 57+ times
FREE Resource
24 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Hipotesis '____________' digunakan dalam mekanisme tindakan enzim.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berdasarkan hipotesis mangga dan kunci, enzim diwakili oleh ______
kunci
mangga
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
___________ ialah tenaga yang diperlukan untuk memecahkan ikatan dalam molekul substrat sebelum tindak balas boleh berlaku.
tenaga kinetik
tenaga pengaktifan
tenaga haba
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
enzim berfungsi _________ tenaga pengaktifan.
mengurangkan
menambahkan
menghilangkan
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
pada suhu yang rendah, kadar tindak balas yang dimangkinkan oleh enzim adalah ______
tinggi
rendah
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
apabila suhu meningkat, tenaga kinetik molekul substrat dan enzim turut meningkat. Ini ________ frekuensi perlanggaran berkesan antara molekul substrat dan enzim.
meningkatkan
merendahkan
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
suhu optimum untuk tindakan enzim dalam badan manusia ialah
27oC
37oC
47oC
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