Podcast
Questions and Answers
Which process ensures nutrient cycling for optimum plant growth in agriculture?
Which process ensures nutrient cycling for optimum plant growth in agriculture?
- Ploughing (correct)
- Photosynthesis
- Nitrification
- Denitrification
What is the role of mycorrhizae in plant uptake of nutrients?
What is the role of mycorrhizae in plant uptake of nutrients?
- Fix atmospheric nitrogen into soil
- Enhance phosphorus absorption (correct)
- Convert ammonia to nitrites
- Increase water content in soil
How is phosphorus introduced into soil and water systems?
How is phosphorus introduced into soil and water systems?
- Via weathering of rocks (correct)
- From atmospheric gases
- By denitrification
- Through nitrifying bacteria
What is the impact of phosphorus from detergents on river water?
What is the impact of phosphorus from detergents on river water?
What measures can be taken to reduce phosphate levels in river water?
What measures can be taken to reduce phosphate levels in river water?
Which of the following processes involves converting ammonia into nitrites and nitrates?
Which of the following processes involves converting ammonia into nitrites and nitrates?
Why is nitrogen not present at high levels in soil despite being abundant in atmospheric gases?
Why is nitrogen not present at high levels in soil despite being abundant in atmospheric gases?
Which factor affects the communities of nitrifying bacteria in soil samples?
Which factor affects the communities of nitrifying bacteria in soil samples?
What is the main reason behind a farm's limited crop yields?
What is the main reason behind a farm's limited crop yields?
Why is it important to ensure nitrogen and its compounds are introduced into soil?
Why is it important to ensure nitrogen and its compounds are introduced into soil?
Flashcards are hidden until you start studying
