Plants and Roots
Science Four
Long Answer Type Questions
Answer the Following Questions
Question: 1- Write the name of the underground part of the plant.
Answer – Root is the underground part of a plant.
Question: 2 - Write the name of different parts of plant.
Answer - Root, stem, leaves, branches, flowers, and fruits.
Question: 3 - How is root important for a plant?
Answer- Root helps plant to absorb water and minerals from the soil. It holds the plants upright in the soil.
Question: 4 - Write name of some plants having tap roots.
Answer – Baniyan, peepal, neem, mango, etc. have tap roots.
Question: 5 - Write the example of modified root.
Answer - Carrot, beet, redish and turnip, etc. are modified root.
Question: 6 - Write the name of edible root.
Answer - Radish, carrot, turnip and beet are edible roots.
Question: 7 - Why do some plants have aerial roots?
Answer - Some plants have weak stem so they need support of aerial roots to keep them right.
Plants grow in the marshy areas do not get sufficient oxygen from roots. These plants have aerial roots coming out of soil to get fresh air from the atmosphere.
Question: 8 - Which plants have aerial roots?
Answer - Baniyan, maize and mangrove plants have aerial root.
Question: 9 -Write two differences between tap root and fibrous root.
Answer
| Difference between Tap root and Fibrous root | |
|---|---|
| Tap root | Firbrous root |
| (1) Cylinderical in shape. | (2) Hair like thin in shape |
| (2) Single root | (2) Many root |
Question: 10 – What is tap root?
Answer: Tap root is cylindrical, single and long root. Trees like neem, peepal, mango, baniyan and rose have tap root.
Question: 11 – What is firbrous root?
Answer: Fibrous root is thin hair like structures arises from the base of the stem. It is found in grasses, banana and all type of cereals.
Question: 12- what is the function of root?
Answer - Root helps a plant to absorb water and minerals from the soil. It holds the plants upright in the soil.
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