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Biblioteka

Ecosystems - Flow of Matter

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Posljednje ažuriranje about 1 year ago
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Pitanje 1
1.

Select all the decomposers from the list below.

Pitanje 2
2.

Complete the diagram with the matter exchanged between producers and consumers during photosynthesis and respiration.

Drugi mogući odgovor:
oxygen
carbon dioxide
Pitanje 3
3.

How do producers, consumers, and decomposers work together in a garden ecosystem?

Pitanje 4
4.

Match the term with its definition.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Organic matter

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Organisms that break down decaying matter

Decomposers

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Substances needed to grow

Nutrients

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Gas humans inhale

Oxygen

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Gas humans exhale

Carbon dioxide

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Animal waste and decaying organisms

Here's a simplified overview:

  1. Animal Waste Production: Animals produce waste, which includes feces, urine, and other organic materials.

  2. Decomposition by Fungi: Fungi, along with bacteria, play a crucial role in breaking down these organic materials. They secrete enzymes that break down complex organic compounds into simpler substances.

  3. Nutrient Release: As fungi decompose the waste, they release nutrients such as nitrogen, phosphorus, and carbon back into the soil.

  4. Nutrient Uptake: Plants absorb these nutrients from the soil, which helps them grow. These plants may then be consumed by animals, continuing the cycle.

This process is essential for nutrient cycling in ecosystems, ensuring that organic matter is recycled and made available for other organisms. 🌱

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Pitanje 5
5.

How does matter move between animal wastes and fungi?

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Pitanje 6
6.

Producer

Consumers

Lizard

Cricket

leaves

Wolf

Caterpillar

Seeds

Grasses

Prairie Dog

Robbin

Hawk

Pitanje 7
7.

A partial ocean food web is shown.

Where does the energy from the phytoplankton flow next?

How many organisms receive energy directly from producers?

Pitanje 9
9.

Match the term with its definition.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Consumer

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An organism that makes its own food

Omnivore

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An organism that must eat for energy

Carnivore

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A consumer that eats only plants

Producer

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A consumer that eats only animals

Herbivore

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A consumer that eats plants and animals

Use the food web below to answer the questions.

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Pitanje 10
10.

How many organisms are consumers?

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Using the food web below, identify each organism as a producer or consumers.

Pitanje 11
11.

Which organisms obtain at least some energy directly from producers?