Different Types of Root Systems

Q.

What are the characteristics of a root?

Q. Alternate type of phyllotaxy is seen in –

1. Calotropis
2. Sunflower
3. Guava
4. Both (a) and (b)

Q.

An example of whorled phyllotaxy-

1. Kaner.

2. Rose.

3. Mint.

4. Marigold.

Q.

Roots that store food materials are called

1. Taproot

2. Primary root

3. Fibrous root

4. Tuberous root

Q. Adventitious roots are not found in

1. banyan tree
2. Monstera
3. Asparagus
4. mustard

Q. Fibrous root system of wheat develops from

1. radicle
2. base of stem
3. lateral roots
4. plumule

Q.

Fibrous roots arise from the:

1. base of stem

2. radicle

3. plumule

4. any part of a plant

Q. Plants with tap roots have seeds with two cotyledons.

1. True
2. False

Q. Tap root and fibrous root is mostly seen in ________ and _________, respectively.

1. dicots, monocots
2. monocots, dicots
3. banyan, mustard
4. wheat, mustard

Q. A plant with photosynthetic roots is

1. Trapa
2. Mirabilis
3. Dahlia
4. Momordica

Q.

What are the main functions of roots in aquatic plants?

Q. Adventitious roots are not found in

1. banyan tree
2. Monstera
3. Asparagus
4. mustard

Q.

Roots developed from parts of the plant other than radicle are called

(a) Tap roots (b) fibrous roots (c) adventitious roots (d) nodular roots

Q. Alternate type of phyllotaxy is seen in :

1. Guava
2. Calotropis
3. Sunflower
4. Both (a) and (b)

Q. Tap roots are associated with while fibrous roots are present in .

1. monocots
2. epiphytes
3. dicots
4. algae

Q. Which of these has a tap root system?

1. Banana
2. Grass
3. Oak
4. Lily

Q.

Which of the following groups of plants are propagated through underground roots?

1. Agave, wild jam and Oxalis

2. Bryophyllum and Kalanchoe

3. Ginger, potato, onion and zimikand

4. Pistia, Chrysanthemum and pineapple

5. Sweet potato, Asparagus, Tapioca and Dahlia

Q. Adventitious roots are found in

1. banyan tree
2. Monstera
3. grass
4. all the above

Q.

Give two examples of roots that develop from different parts of the angiosperms plant other than the radicle.

Q. Monocot roots differ from dicot roots in having

1. Open vascular system
2. Presence of root hair
3. Number of xylem / phloem strands
4. Presence of cortex

Q. Tap root and fibrous root is mostly seen in ________ and _________, respectively.

1. dicots, monocots
2. monocots, dicots
3. wheat, mustard
4. banyan, mustard

Q. Adventitious roots are found in

1. banyan tree
2. Monstera
3. grass
4. all the above

Q. Chemosynthesis and photosynthesis are alike as they both

1. Are associated with heterotroph
2. Occur in tracheophytes
3. Require sunlight as an energy source
4. Use method of autotrophic nutrition

Q. In maize, ........... roots are present other than the normal roots.

1. Nodulated roots
2. Prop roots
3. Stilt roots
4. Tuberous roots

Q. How many given plants have adventitious root- Maize, Carrot, Sugarcane, Onion.

1. $1$
2. $2$
3. $4$
4. $3$

Q. Select the incorrect pair:

1. Alternate phyllotaxy – Sun flower
2. Opposite phyllotaxy – Calotropis
3. Whorled phyllotaxy – Guava
4. None of the above

Q. Whorled arrangement of leaves is found in :

1. Mustard
2. Alstonia
3. Calotropis
4. Tobacoo

Q.

Explain briefly the vegetative reproduction in potato?

Q.

Which type of plants show fibrous root?

1. Monocots

2. Dicots

3. Monocots and smaller Dicots

4. None of the above

Q. Roots developed from parts of the plant other than radicle are called

1. Tap roots
2. Fibrous roots
3. Adventitious roots
4. Nodular roots