test bab 1.1 akhir
Quiz
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Biology
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10th Grade
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Practice Problem
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Hard
Diah Sawitri
Used 7+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec ⢠4 pts
Perubahan musim kemarau panjang menyebabkan banyak tanaman di padang rumput mati. Apa dampak jangka panjang yang terjadi pada ekosistem tersebut?
Populasi herbivora meningkat pesat
Populasi predator menurun karena berkurangnya mangsa
Peningkatan kelembapan tanah
Jumlah produsen meningkat
Tidak terjadi perubahan apapun
2.
MULTIPLE CHOICE QUESTION
20 sec ⢠4 pts
Jika populasi ular (predator) dalam suatu ekosistem sawah berkurang drastis, bagaimana interaksi yang terjadi antara tikus dengan komponen abiotik?
Tidak berpengaruh
Ular menjadi omnivora
Populasi tikus meningkat sehingga kerusakan hasil panen meningkat
Produksi oksigen naik pesat
Tikus berubah menjadi predator
3.
MULTIPLE CHOICE QUESTION
20 sec ⢠4 pts
Contoh interaksi komponen biotik dan abiotik di ekosistem sungai adalah .
Ikan makan tumbuhan air
Batuan menahan air hujan
Ikan menggunakan oksigen terlarut untuk bernapas
Lumut berfotosintesis bersama burung
Air sungai menguap karena panas
4.
MULTIPLE CHOICE QUESTION
20 sec ⢠4 pts
Tumbuhan membutuhkan ... dari lingkungan abiotik untuk melakukan fotosintesis.
Air, cahaya, dan oksigen
Natrium, mineral, dan protein
Udara, racun, dan cahaya
Protein, oksigen, dan air
Air, cahaya, dan karbon dioksida
5.
MULTIPLE CHOICE QUESTION
20 sec ⢠4 pts
Manakah yang bukan contoh interaksi langsung antara biotik dan abiotik?
Tumbuhan mengambil air dari tanah
Burung membuat sarang di pohon
Cacing menguraikan sisa-sisa daun
Singa memangsa zebra
Fotosintesis tumbuhan menggunakan cahaya
6.
MULTIPLE CHOICE QUESTION
20 sec ⢠4 pts
Jika populasi herbivora dalam suatu ekosistem menurun drastis, apa dampak paling mungkin yang terjadi?
Populasi produsen menurun
Populasi karnivora tingkat atas meningkat
Populasi detritivor menurun
Populasi produsen meningkat
Populasi karnivora menurun
7.
MULTIPLE CHOICE QUESTION
20 sec ⢠4 pts
Pada jaring-jaring makanan yang kompleks, manfaat utama dari banyaknya jalur rantai makanan adalah:
Mempercepat siklus karbon
Memperkuat ketahanan ekosistem terhadap gangguan
Mengurangi jumlah predator
Meningkatkan persaingan antar spesies
Membatasi populasi produsen
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