10 Questions
Which of the following crops is NOT considered a root crop?
Potatoes
Which of the following is an example of a tuberous root?
Sweet potato
What is the main difference between a tuberous root and a fleshy root?
Tuberous roots are thickened secondary roots, while fleshy roots are enlarged primary roots.
What distinguishes a tuber from a rhizome?
Tubers develop from elongated stem tissue, while rhizomes grow horizontally.
Which of the following is the most widely produced root and tuber crop globally?
Potatoes (Solanum tuberosum)
Which root and tuber crop is considered an 'insurance crop' due to its ability to be grown all year round under suitable climatic conditions?
Sweet Potatoes (Ipomoea batatas)
Which root and tuber crop provides significant amounts of carbohydrates, potassium, and vitamin C in the diet?
Sweet Potatoes (Ipomoea batatas)
What role do root and tuber crops play in comparison with cereals?
Root and tuber crops produce more energy than cereals.
Which root and tuber crop is commonly used in South American, African, and Caribbean cuisine?
Cocoyam (Colocasia esculenta)
Which country accounts for approximately 19% of the total global production of cassava?
Nigeria
Study Notes
Root and Tuber Crops
- Root crops are classified into two categories: root vegetables and tubers.
- Tubers, such as potatoes, have swollen ends and produce stems and leaves from the top.
- Fleshy roots, like carrots, grow underground but do not produce stems and leaves.
Types of Root Crops
- Examples of tuberous roots include sweet potatoes and yams.
- Cassava, also known as manioc, is an example of a root crop that is not a root vegetable or tuber.
Characteristics of Tuberous Roots and Fleshy Roots
- The main difference between a tuberous root and a fleshy root is that tuberous roots produce stems and leaves.
- Tuberous roots grow new plants from their "eyes".
Tuber vs. Rhizome
- A tuber is a type of root that grows new plants from its "eyes", whereas a rhizome grows new plants from its nodes.
Global Production of Root and Tuber Crops
- The most widely produced root and tuber crop globally is the potato.
- Cassava accounts for approximately 19% of the total global production.
Importance of Root and Tuber Crops
- Root and tuber crops provide significant amounts of carbohydrates, potassium, and vitamin C in the diet.
- These crops play a crucial role in food security, particularly in tropical regions.
Cultural Significance of Root and Tuber Crops
- Cassava is an 'insurance crop' due to its ability to be grown all year round under suitable climatic conditions.
- Yams are commonly used in South American, African, and Caribbean cuisine.
Test your knowledge of root and tuber crops production and management with this quiz. Learn about the characteristics of root crops and tuber crops, as well as examples of edible root and tuber crops.
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