Modification of Root

Q.

A plant that does not perform photosynthesis is _____.

Q.

Name a plant showing adventitious roots.

Q. Which of the following is not a root vegetable?

1. Carrot
2. Turnip
3. Tomato
4. Radish

Q. Cuscuta has a/an mode of nutrition.

1. saprophitic
2. autotrophic
3. parasitic

Q.

Which of these grows from roots?

1. Potato

2. Ginger

3. Sweet potato

4. Onion

Q.

In which of the following underground stem modifications, food is not stored in the stem?

1. Bulb

2. Rhizome

3. Tuber

4. Corm

Q. Breathing roots are seen in ________ plant.

1. vanda
2. avicennia
3. betel
4. cuscuta

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

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

Q. Explain heterotrophic mode of nutrition.

Q.

Distinguish between a parasite and a saprotroph.

Q.

Which of the following tuberous root is a not a tap root?

1. turnip

2. radish

3. sweet potato

4. carrot

Q. Specialized roots that allow aquatic plants to exchange gases are called _________.

1. epiphytic root
2. prop root
3. breathing root
4. stilt root

Q. Which among the following is a modified root?

1. Potato
2. Ginger
3. Onion
4. Sweet potato

Q.

Is bottle gourd plant a climber or creeper?

Q. Which of the following is NOT true for epiphytes?

1. They are usually found in tropical rain forests.
2. Their roots contain velamen tissues.
3. The roots are hygroscopic.
4. They have tentacles over leaves.

Q.

Which part of coconut is used?

1. Fruit

2. Leaves

3. Root

4. Stem

Q. Which type of plant roots absorb water from the atmosphere to perform photosynthesis?

1. Climbing root
2. Epiphytic root
3. Prop root
4. Sucking root

Q. Adventitious roots of Banyan tree are meant for-

1. Respiration
2. Mechanical support
3. Storage of food
4. Absorption of water

Q. All of the following are the types of adventitious roots except for:

1. Prop roots
2. Pneumatophores
3. Haustorial roots
4. Beetroot

Q.

Which grows first, the radicle or the plumule?

1. Depends upon the type of seed

2. Plumule

3. Radicle

Q. In sugar cane, and maize adventitious roots arise from the nodes in cluster at the base of the stem. These roots are called as ___________

Q. Which of the following root is modified to provide mechanical support?

1. Prop root
2. Sucking root
3. Breathing root
4. Epiphytic root

Q. Identify the tree shown in the image below:

1. Mango
2. Banyan
3. Oak
4. Rose

Q.

Identify the error(s) in the given statement:

Stilt roots can be seen in banyan trees.

Q. Which of the following have stilt roots?
(i) Banyan
(ii) Maize
(iii) Mangrove
(iv) Sugarcane

1. (i) and (iii)
2. (ii) and (iv)
3. (i) and (iv)
4. (ii) and (iii)

Q.

Multiple root cap occurs in

1. Maize

2. Gram

3. Mango

4. Pandanus

Q.

Which of the following are called food factories of the plant?

1. Leaves

2. Stem

3. Roots

4. Flowers

Q.

The edible part of an onion bulb consists of

1. fleshy stem.

2. leaf lamina.

3. leaf bases.

4. underground root.

Q.

If a primary root continues to grow, then the type of root system will be known as __.

Q. Which of the following plants are incorrectly matched with their root type?

1. Radish - Spindle shaped
2. Carrot - Conical shaped
3. Maize - Spindle shaped
4. Beetroot - Top shaped