Soils Review

Front

What nutrient deficiency is indicated by yellowing leaves and poor growth in plants?

Back

Calcium deficiency can lead to yellowing leaves and poor growth in plants.

Front

What nutrient is essential for plant growth and is often deficient in sandy soils?

Back

Potassium is essential for plant growth and is often deficient in sandy soils.

Front

What role does water play in plant nutrition?

Back

Water helps transport nutrients throughout the plant.

Front

What is the typical percentage of water in healthy soil?

Back

Healthy soil typically contains about 25% water.

Front

What is the composition of the atmosphere in terms of nitrogen, oxygen, and carbon?

Back

The atmosphere is comprised of approximately 80% nitrogen, 19% oxygen, and 1% carbon.

Front

What is the primary function of nitrogen in plants?

Back

Nitrogen is essential for the synthesis of amino acids and proteins in plants.

Front

What is the role of phosphorus in plant growth?

Back

Phosphorus is crucial for energy transfer and photosynthesis in plants.

Front

How does soil pH affect nutrient availability?

Back

Soil pH affects nutrient availability; certain nutrients are more available at specific pH levels.

Front

What are the signs of phosphorus deficiency in plants?

Back

Signs of phosphorus deficiency include stunted growth and dark green or purplish leaves.

Front

What is the importance of organic matter in soil?

Back

Organic matter improves soil structure, water retention, and nutrient availability.