ekosistem

Multiple Choice

Which of the following best describes a balanced ecosystem?

• An environment where all living things have enough resources and energy to survive.

• A place where only predators exist.

• A habitat with only plants and no animals.

• A system where energy is not transferred between organisms.

Fill in the Blanks

An ecosystem is the interaction between living things and their

.

Multiple Select

Which of the following are abiotic components of an ecosystem?

• Air

• Producer

• Minerals

• Consumer

Multiple Choice

Which of the following is an example of a biotic component in an ecosystem?

• Sunlight

• Grass

• Water

• Minerals

Open Ended

Explain the role of decomposers in an ecosystem and why they are important for maintaining balance.

Multiple Choice

What is the main difference between a natural ecosystem and an artificial ecosystem?

• Natural ecosystems are created by humans, artificial ecosystems are not.

• Artificial ecosystems do not have living organisms.

• Natural ecosystems form naturally, while artificial ecosystems are made by humans.

• Artificial ecosystems do not require sunlight.

Multiple Choice

In the context of biotic components, what is the difference between a population and a community?

• A population includes only one species, while a community includes multiple species.

• A population includes multiple species, while a community includes only one species.

• A population does not interact with the environment, while a community does.

• A population is always larger than a community.

Multiple Choice

Which type of symbiotic relationship is shown between the bee and the flower, and what benefit does each organism receive?

• Mutualism; the bee gets nectar and the flower gets pollinated

• Parasitism; the bee gets nectar and the flower is harmed

• Commensalism; only the bee benefits

• Competition; both compete for nectar

Fill in the Blanks

Fill in the blank: In commensalism, one organism benefits while the other is neither

nor helped.

Multiple Select

Which of the following are examples of predation?

• A lion hunting a zebra

• A mosquito biting a human

• A bird eating a fish

• A bee pollinating a flower

Open Ended

Explain the roles of producers, consumers, and decomposers in a food chain as shown in the image.

Fill in the Blanks

Apa nama ekosistem yang memiliki rantai makanan B?

Fill in the Blanks

Apa nama ekosistem yang memiliki rantai makanan A?

Fill in the Blanks

Ada berapa rantai makanan dalam jaring-jaring makanan tersebut?

Multiple Choice

Which of the following best describes the flow of energy in an ecosystem as shown in the images?

• Energy flows from the sun to producers, then to consumers, and finally to decomposers.

• Energy flows from decomposers to producers, then to consumers, and finally to the sun.

• Energy flows from consumers to producers, then to decomposers, and finally to the sun.

• Energy flows from the sun to decomposers, then to producers, and finally to consumers.

Multiple Choice

Which of the following can disturb the balance of an ecosystem?

• Natural factors

• Human activities

• Both natural factors and human activities

• None of the above

Multiple Choice

Which of the following is an example of an environmental change caused by natural factors?

• Pembangunan

• Gempa bumi

• Pencemaran lingkungan

• Perburuan

Open Ended

Explain how human activities can disrupt the balance of the environment. Give at least two examples from the images.

Fill in the Blanks

One way to reduce environmental pollution is by using fewer

products.

Multiple Select

Which actions can help maintain environmental balance?

• Menghemat air

• Penggundulan hutan

• Melakukan reboisasi

• Mengurangi penggunaan plastik sekali pakai

Open Ended

What is one thing you learned about ecosystems today that you found interesting or surprising?

Multiple Choice

Why is it important to maintain a balanced ecosystem?

• To ensure the survival of all living things

• To increase pollution

• To reduce biodiversity

• To make food chains shorter