bab 3 homeostasis
Quiz
•
Science
•
1st Grade
•
Medium
Fuziah A Rahman
Used 9+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Homeostasis ialah proses _________________ keadaan persekitaran dalam badan supaya berada dalam keadaan seimbang dan stabil.
pengekalan
perubahan
penyediaan
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Apakah yang berlaku kepada badan seseorang dalam keadaan cuaca yang terlalu panas?
lebih banyak peluh terhasil
bulu roma berdiri tegak
salur darah dalam kulit mengecut
kadar metabolisma bertambah
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Apakah cara pengawal aturan suhu bagi organisma di bawah?
menjelirkan lidah
menjilat bulu
berendam dalam air
berteduh di kawasan sejuk
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Antara berikut, yang manakah mekanisme pembetulan yang betul semasa suhu badan meningkat semasa cuaca panas?
salur darah mengembang
salur darah mengecut
bulu roma menegak
kurang berpeluh
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Sekiranya persekitaran dalam badan berubah daripada aras normal, apakah mekanisme yang akan berlaku untuk mengembalikan persekitaran badan ke aras normal semula?
Mekanisme Kawalan
Mekanisme Pembetulan
Mekanisme Peningkatan
Mekanisme Penurunan
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Berikut merupakan mekanisme pembetulan yang akan berlaku sekiranya suhu badan meningkat pada hari panas, kecuali......
Salur darah mengecut
Berpeluh
Air kencing sedikit
Bulu roma condong
Aktiviti otot rangka berkurang
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Mengapakah haiwan berdarah sejuk tidak mempunyai sistem pengawalan suhu dalam badan?
Kerana haiwan berdarah sejuk mempunyai cengkerang keras
Kerana haiwan berdarah sejuk hidup tidak berasa sejuk atau panas
Kerana suhu badan haiwan berdarah sejuk boleh berubah-ubah mengikut suhu persekitaran
Kerana badan haiwan berdarah sejuk kebal
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