Living Beings' Interaction

The first organism in a food chain provides energy for all the other organisms in the chain. This type of organism is called...

• a producer

• a consumer

• a herbivore

• a decomposer

An interaction formed between community members and abiotic components will form a...

• population

• habitat

• ecosystem

• biosfer

Bacteria and fungi are the examples of ... organism.

• detritivore

• decomposer

• producer

• consumer

The difference between organisms' interactions in the two images is...

• image 1 is predation, image 2 is commensalism

• image 1 is competition, image 2 is mutualism

• image 1 is competition, image 2 is commensalism

• image 1 is predation, image 2 is mutualism

Study the beach components below.

1. Fish

2. Water

3. Shrimp

4. Wind

5. Algae

6. Wave

7. Crab

8. Sand

The abiotic components are shown by number...

• 1, 3, 5, 7

• 1, 2, 4, 6

• 2, 4, 6, 8

• 2, 4, 5, 7

Study the food chain below.

X → fish → snake → Y

The correct living beings to fill X and Y are...

• phytoplankton and eagle

• phytoplankton and frog

• grass and eagle

• grass and crane

Grass → snail → bird → decomposer

If snails were hunted for industry material, predict what would directly happen.

• Grass amount would decrease

• Birds amount would increase

• Decomposer amount would decrease

• Birds amount would decrease

The energy flow form an organism to the others can never be 100% carried because a part of energy is needed for some activities. The incorrect activity involved in energy flow is...

• respiration

• moving

• excretion

• feeding addition

The producers make their own energy using...

• glucose

• sunlight

• water

• oxygen

Decomposition process is beneficial. What is being released to the soil that benefits the living beings?

• dead organism

• wastes

• mineral salts

• energy