Untitled Presentation

Multiple Choice

What is the impact of water pollution on living organisms as mentioned in the module?

• Increases biodiversity

• Decreases oxygen levels

• Promotes growth

• No effect

Multiple Choice

What are the components of the ecosystem that you need to explain in your practical activities?

• Abiotic components

• Biotic components

• Ecosystem types

• Food chains

Open Ended

Buatlah pembahasan seperlunya dan simpulkan hasilnya dari pembahasan tersebut dengan singkat dan benar. Jawablah semua pertanyaan yang terdapat pada setiap akhir kegiatan.

Open Ended

Explain the concept of food chains as mentioned in the text.

Multiple Choice

What are the components of an ecosystem as described in the text?

• Producers

• Consumers

• Decomposers

• Abiotic components

Multiple Choice

Which of the following best describes a relationship in the food web?

• The green plant is a decomposer because it is consumed by the rabbit.

• The goat is a primary consumer because it is consumed by the jackal.

• The wild cat is a secondary consumer because it consumes the rabbit.

• The mouse is a producer because it consumes the green plant.

Multiple Choice

Kelompok organisme terbesar yang ditemukan dalam jaring makanan adalah:

• Konsumen Primer

• Produsen

• Pengurai

• Konsumen Tersier

Open Ended

What is the purpose of the experiment on terrestrial ecosystems?

Multiple Choice

What tools are required for the experiment on terrestrial ecosystems?

• Loup/kaca pembesar

• Barometer

• Tulis

• Lingkungan sekitar

Multiple Choice

What are the components that need to be compared in the natural and artificial terrestrial ecosystems?

• Air

• Soil

• Water

• Temperature

Multiple Choice

Bagian yang tidak hidup dari sebuah ekosistem

The non living parts of an ecosystem

• unsur abiotik

• unsur biotik

• oksigen

• tanah

Open Ended

Jelaskan menurut pendapat Anda perbedaan apa yang tampak jelas antara ekosistem darat pada percobaan 1 dengan ekosistem perairan ini.

Open Ended

Menurut pendapat Anda ekosistem manakah yang mempunyai jenis komponen biotik lebih banyak? Mengapa demikian? Jelaskan secara singkat!

Open Ended

Buat kesimpulan mengenai rantai makanan, jaring-jaring makanan maupun piramida ekologi dari kedua tipe ekosistem ini.

Multiple Choice

Dari beberapa rantai makanan yang sudah ada saling berinteraksi, buatlah jaring-jaring makanannya.

• Jaring-jaring ekosistem darat

• Jaring-jaring ekosistem perairan

• Jaring-jaring ekosistem hutan

• Jaring-jaring ekosistem perkotaan

Multiple Choice

Buat bagan rantai makanan pertama dari komponen biotiknya, mulai dari tumbuhan sebagai produsen pada urutan pertama.

• Rantai makanan herbivora

• Rantai makanan karnivora

• Rantai makanan omnivora

• Rantai makanan detritivora

Multiple Choice

Rantai makanan berikut yang mungkin terjadi di ekosistem rawa adalah ....

• padi - tikus - ular - alap alap

• jagung - walang sangit - katak - ular

• bayam - belalang - burung pelatuk - ular pohon

• teratai - ikan herbivora - ikan karnivora - burung raja udang

Open Ended

Ditinjau dari data yang diperoleh, pada ekosistem mana lebih banyak jenis komponen biotiknya? Mengapa demikian?

Open Ended

Komponen apakah yang sama-sama terdapat pada ekosistem darat maupun ekosistem perairan? Jelaskan!

Multiple Choice

What are the impacts of human population growth on the environment?

• Increased need for food

• Decreased biodiversity

• More recreational areas

• Less pollution

Multiple Choice

What is the purpose of the experiment regarding the effect of detergent on the growth of red onion roots (Allium cepa)?

• To observe the effect of detergent on root growth

• To measure the weight of the detergent

• To analyze the chemical composition of detergent

• To compare different types of onions

Open Ended

Calculate the growth inhibition using the formula provided in the image. What is the significance of this calculation in the experiment?

Open Ended

What steps should be taken to observe the growth of the red onion roots in the experiment?

Multiple Choice

What is the concentration of the detergent solution used in the experiment if 500 mL of detergent is mixed with 1000 mL of water?

• 0.5%

• 1%

• 2%

• 5%

Multiple Choice

Berapa konsentrasi larutan deterjen minimum yang menghentikan proses pertumbuhan akarnya?

• 100%

• 50%

• 25%

• 12.5%

Open Ended

Mengapa pertumbuhan kacang hijau di dalam gelas piala harus ditutup dengan kertas timah?

Open Ended

Apa kesimpulan Anda bila pada larutan 0 (kontrol) ada kacang hijau yang mati?

Open Ended

Apa fungsi larutan 0 (kontrol)?

Multiple Choice

What is the definition of "Piramida ekologi"?

• Diagram showing energy flow

• Diagram of food chains

• Diagram of species diversity

• Diagram of population growth

Multiple Choice

Which book discusses the relationship between living organisms and their environment?

• Ekologi

• Lingkungan Hidup dan Pembangunan

• Petunjuk Praktikum Biologi

• Pembanguan Berwawasan Lingkungan

Multiple Choice

What is the title of the book by Andrew, W.A. et al. published in 1983?

• Discovering Biological Science

• Experimental Work in Biology

• Penuntun Praktikum IPA 2

• Ekologi

Multiple Choice

Manakah dari berikut ini yang hanya mencantumkan faktor abiotik?

• tanaman, hewan, air

• jamur, tanah, air

• tanah, air, sinar matahari

• jamur, hewan, tanaman

Multiple Choice

What are the components of abiotic and biotic ecosystems in artificial soil?

• Water

• Sunlight

• Plants

• Animals

Multiple Choice

What are the biotic components of the aquatic ecosystem listed in Table 2.6?

• Fish

• Algae

• Bacteria

• Insects

Multiple Choice

What are the abiotic components of the aquatic ecosystem listed in Table 2.5?

• Temperature

• Water pH

• Sunlight

• Soil type

Multiple Choice

What are the three food chains observed in the terrestrial ecosystem?

• Food Chain 1

• Food Chain 2

• Food Chain 3

• Food Chain 4

Multiple Choice

What is the ecological pyramid depicted in the image?

• Pyramid of Numbers

• Pyramid of Biomass

• Pyramid of Energy

• Pyramid of Productivity

Multiple Choice

What are the trophic levels represented in the table for terrestrial ecosystems?

• Producers

• Primary Consumers

• Secondary Consumers

• Tertiary Consumers

Multiple Choice

Seorang konsumen tingkat ketiga harus menjadi jenis apa?

• Karnivora.

• Decomposer.

• Produsen.

• Herbivora.

Multiple Choice

What type of food web is illustrated in the diagram?

• Simple food web

• Complex food web

• Trophic levels

• Energy flow

Multiple Choice

What is the food chain represented in the diagram?

• Producers

• Consumers

• Decomposers

• Predators

Open Ended

Describe the ecological pyramid presented in Figure 2.6.

Multiple Choice

What are the different trophic levels in an aquatic ecosystem as shown in Table 2.8?

• Producers

• Primary consumers

• Secondary consumers

• Tertiary consumers

Multiple Choice

Why do energy pyramids have no more that 3 or 4 trophic levels?

• energy is lost due to metabolism

• too much energy is gained

• the organisms loose interest

Multiple Choice

What is the effect of detergent concentration on the growth of red onion roots as shown in the table?

• No effect

• Increases growth

• Decreases growth

• Varies with concentration

Multiple Choice

What does the graph in Grafik 2.1 represent regarding the growth of red onion roots?

• Growth rate of red onion roots

• Concentration levels

• Percentage of growth

• Type of onion

Multiple Choice

What is the effect of different concentrations of detergent on plant growth as shown in Table 2.10?

• No effect

• Positive effect

• Negative effect

• Variable effect

Multiple Choice

What does the graph in Grafik 2.2 represent regarding the growth of green beans?

• Average growth rate per concentration over 24 hours

• Total growth of green beans

• Growth rate of other plants

• Concentration levels of nutrients

Poll

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