Plant Nutrition Basics

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Questions and Answers

What is the term for an organism that produces its own food through sunlight and chemicals?

  • Photosynthetic
  • Autotroph (correct)
  • Chemosynthetic
  • Heterotroph

What are the two main types of essential nutrients required by plants?

  • Carbohydrates and proteins
  • Autotrophs and heterotrophs
  • Water and carbon dioxide
  • Macronutrients and micronutrients (correct)

What is the process by which plants convert sunlight into chemical energy?

  • Chemosynthesis
  • Respiration
  • Nutrition
  • Photosynthesis (correct)

What is the definition of a Calorie?

<p>The amount of heat energy required to raise the temperature of 1 kg of water by 1oC (A)</p> Signup and view all the answers

What are the two routes for the absorption of water and minerals across plant roots?

<p>Symplast and apoplast routes (B)</p> Signup and view all the answers

What is the primary function of proteins in the body?

<p>To build cell structures and form enzymes and hormones (A)</p> Signup and view all the answers

What is the unit of energy that indicates the amount of energy contained in food?

<p>Calorie (B)</p> Signup and view all the answers

How many Calories are contained in 1 gram of fat?

<p>9 Calories (C)</p> Signup and view all the answers

What is the term for the process by which the body takes in nutrients?

<p>Absorption (A)</p> Signup and view all the answers

What are essential nutrients?

<p>Nutrients that can only be obtained from food (D)</p> Signup and view all the answers

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