CYCLING OF MATERIALS

Identify which cycle does the given term is related to:

" PHOTOSYNTHESIS"

• Water Cycle

• Nitrogen Cycle

• Oxygen-Carbon dioxide Cycle

Identify which cycle does the given term is related to:

"NITRIFICATION"

• Water Cycle

• Nitrogen Cycle

• Oxygen-Carbon dioxide Cycle

Identify which cycle does the given term is related to:

"CONDENSATION"

• Water Cycle

• Nitrogen Cycle

• Oxygen-Carbon dioxide Cycle

Identify which cycle does the given term is related to:

"RHIZOBIA"

• Water Cycle

• Nitrogen Cycle

• Oxygen-Carbon dioxide Cycle

Identify which cycle does the given term is related to:

"TRANSPIRATION"

• Water Cycle

• Nitrogen Cycle

• Oxygen-Carbon dioxide Cycle

Which of the following is true on how plants or animals contribute to increase the amount of oxygen in the atmosphere?

• a. Oxygen released by plants

• b. Oxygen inhaled by animals

• c. Oxygen released by animals

• d. Oxygen taken in by animals

Which of the following is the process in which the sun heats up water in rivers or lakes or the ocean and turns it into vapour?

• a. Condensation

• b. Infiltration

• c. Evaporation

• d. Precipitation

Which of the following refers to organisms that break down dead plants & animals and release nitrogen back into the atmosphere?

• a. Animals

• b. Bacteria

• c. Plants

• d. Producers

What is the process of combining Nitrogen gas with other elements to make nitrogen into usable compounds?

• a. ammonia

• b. denitrification

• c. nitrogen fixation

• d. nitrogen composition

Which of the following shows the correct process of the water cycle?

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