Nitrogen and Phosphorus Quiz

Nitrogen and Phosphorus Quiz

10th Grade

10 Qs

quiz-placeholder

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Nitrogen and Phosphorus Quiz

Nitrogen and Phosphorus Quiz

Assessment

Quiz

Science

10th Grade

Hard

Created by

Valentina Fontanini

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main form of nitrogen in the atmosphere?

N₂ (dinitrogen)

Nitrate (NO₃⁻)

Ammonia (NH₃)

Nitrite (NO₂⁻)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which process converts atmospheric nitrogen into ammonia in the soil?

Biological fixation

Nitrification

Denitrification

Assimilation

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which organisms are responsible for nitrogen fixation?

Bacteria like Rhizobium

Fungi

Plants

Viruses

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens during nitrification?

Ammonium is converted into nitrates

Nitrogen is removed

Nitrogen returns to the atmosphere

Plants absorb nitrogen

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which process converts nitrates into nitrogen gas?

Denitrification

Fixation

Ammonification

Evaporation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a major natural source of phosphorus in ecosystems?

Weathering of rocks

Acid rain

The atmosphere

Lightning

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is phosphorus essential for living organisms?

It is part of DNA and ATP

It is a breathable gas

It produces solar energy

It neutralizes toxins

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