Nutrients | MCQs

Explanation

• Most of our nutrient absorption takes place in the small intestine.
• Where specialized enzymes and absorptive cells (enterocytes) break down.
• It absorb nutrients from food into the bloodstream.

Explanation

The primary nutrients are nitrogen, phosphorus and potassium.

You may be most familiar with these three nutrients because they are required in larger quantities than other nutrients. These three elements form the basis of the N-P-K label on commercial fertilizer bags.

Explanation

• Limiting factors are the resources or conditions that restrict the growth, survival, or reproduction of organisms in an ecosystem.
• Examples: light, water, temperature, predation, and competition for resources.

Explanation

• Plants don’t need shelter but they need air.
• Air provides the necessary carbon dioxide for photosynthesis and oxygen for respiration.