OSN IPA Sistem Sonar Hewan (part 1)
Quiz
•
Science
•
8th Grade
•
Practice Problem
•
Hard
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hewan yang menggunakan echolocation (sonar biologis) terutama untuk navigasi malam hari adalah...
Elang
Lumba-lumba
Kelelawar
Penyu
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fungsi utama dari sistem sonar pada lumba-lumba adalah...
Mendeteksi bau mangsa
Menghindari predator
Mengirim sinyal kimia
Mendeteksi objek dengan gelombang suara
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Manakah berikut ini yang bukan termasuk hewan yang menggunakan sonar untuk navigasi?
Paus
Kelelawar
Lumba-lumba
Anjing laut
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada hewan laut seperti lumba-lumba, organ yang berperan menghasilkan sonar adalah...
Melon
Sirip
Paru-paru
Klorofil
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sistem sonar biologis pada kelelawar menghasilkan suara melalui...
Telinga
Sayap
Tenggorokan
Hidung
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Faktor lingkungan yang paling mengganggu efektivitas sonar hewan laut adalah...
Suhu
Cahaya
Polusi suara
Arus laut
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Migrasi burung yang menempuh ribuan kilometer biasanya dipandu oleh...
Gelombang radio
Peta dan kompas internal
Ekolokasi
Warna langit
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