Root System

Q. Which of the following plants possess a fibrous root system?

1. Maize
2. Paddy
3. Wheat
4. Grass

Q. Define tap and fibrous Root

Q.

________ anchors the plants to the soil.

1. Roots

2. Soil

3. Stem

4. Leaves

Q. Why are roots said to anchor the plant in soil?

1. The roots absorb water from the soil.
2. The roots transport water and minerals.
3. The roots hold the plant firmly in the soil.
4. The roots are fibrous in nature.

Q.

Name the structure of plant that helps in holding the plant firmly in the soil.

1. Seed

2. Shoot

3. Trunk

4. Root

Q.

Give two examples of plants where taproots and fibrous roots are present.

Q.

Which type of roots are found in plants having parallel venation?

Q.

What are fibrous roots? Give an example of a plant with this kind of root. [2 MARKS]

Q.

What is the source of minerals in plants?

1. Water

2. Air

3. Soil

4. Sunlight

Q. Which of the following is not a characteristic of the root system?

1. It grows towards the force of gravity.
2. Leaves, fruits, and flowers are parts of the root system.
3. It grows downwards in the soil.
4. It grows away from the sunlight.

Q. The main axis of the true root system is called the __.

1. Taproot
2. Fibrous root
3. Adventitious root
4. None of the above

Q.

Which type of plants have fibrous root?

1. None of them

2. Monocots

3. Monocots and smaller Dicots

4. Dicots

Q. Choose the examples of tap root.

1. Wheat
2. Beetroot
3. Carrot
4. Rice

Q.

Tap root is different from fibrous root. Explain how.

Q.

If a plant has fibrous root, it shows ____________ venation

Q. Write short note on tap root system. [2 marks]

Q. The function of the root is to the plant firmly and to water and nutrients from the soil.

1. process
2. grow
3. remove
4. absorb
5. anchor

Q. The function of the root is to the plant firmly and to water and nutrients from the soil.

1. anchor
2. absorb
3. remove
4. process
5. grow

Q. Tap roots have a main root and _________ emerging from it.

1. side roots
2. parallel roots
3. lateral roots
4. vertical roots

Q. The plants with fibrous roots have

1. Both the type of venation
2. Reticulate venation
3. Parallel venation
4. None of the above

Q. The function of the root is to the plant firmly and to water and nutrients from the soil.

1. absorb
2. grow
3. process
4. anchor
5. remove

Q. Which of the following is not a characteristic of the root system?

1. It grows downwards in the soil.
2. It grows away from the sunlight.
3. It grows towards the force of gravity.
4. Leaves, fruits, and flowers are parts of the root system.

Q. The tap root system is composed of

1. Only the main root
2. Main root and secondary roots
3. Thread-like roots arising from the base of stem
4. All of the above

Q. What does it mean by “Vegetative features of plant species”?

Q. The function of the root is to the plant firmly and to water and nutrients from the soil.

1. process
2. anchor
3. absorb
4. grow
5. remove

Q. Plants are attached to soil by structures known as ____.

1. flowers
2. pedicels
3. leaves
4. roots

Q. Which among the following properties are not shown by the roots?

1. Distinction of primary and secondary roots
2. Distinction of nodes and internodes
3. Tertiary roots and rootlets
4. Presence of leaves

Q. Water is absorbed by the .......... of a plant.

1. Root
2. Flower
3. Stem
4. Seed

Q. Tap roots have a main root and _________ emerging from it.

1. Parallel roots

2. Vertical roots
3. Lateral roots
4. All of the above

Q. The plant parts which respire at lower rates than animals do is /are?
(a) Roots
(b) Stems
(c) Leaves

1. Only (a)
2. Only (a) and (b)
3. Only (a) and (c)
4. All (a), (b), and (c)