Root

Q.

What are the characteristics of a desert plant?

1. No Leaves or Very Small Leaves

2. Spines

3. Deep Roots

4. All of These

Q.

Question 13

Read the function of parts of a plant given below:
(a) fixes plant to the soil
(b) prepares starch
(c) takes part in reproduction
(d) supports branches and bears flowers
In the diagram, write the names of the parts whose function you have just read at the appropriate space.

Q.

Give examples of herbs, shrubs, climbers, and creepers.

Q.

Explain how the desert plants have adapted to the hot dry environment of the desert.

Q.

Is the money plant climber or creeper?

Q.

Which is an example of a shrub?

1. Spinach

2. Mango Tree

3. Tomato Plant

4. Lemon

Q.

Which of the following plant(s) has/have tap roots?

1. Onion

2. Hibiscus

3. Banyan

4. Bamboo

Q. Peanut has a tap root system. What type of venation do you think it has?​

1. Reticulate
2. Diagonal
3. Parallel
4. Grid

Q.

How is root pressure useful in transporting water in plants?

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

Q. Does a plant having a tap root always has a reticulate venation and a plant having a fibrous root always has a parallel venation? Why/Why Not?
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Q. Which among the following plants do not posses tap root?

1. Beetroot
2. Carrot
3. Banana
4. Tomato

Q. Which of the combination of above features are typical of desert plants?​

1. They lose a lot of water through transpiration.​

2. Their leaves are always broad and flat.​

3. They lose very little water through transpiration.​

4. Their roots grow very deep into the soil.​

1. 2 and 3​
2. 2 and 4​
3. 3 and 4​
4. 1 and 2​

Q. The portion of the plant which remains under the ground is the shoot system.

1. True
2. False

Q.

Leaves of plants wilt on a bright sunny day.

Q.

Question 1 (i)

Correct the following statements and rewrite them in your notebook.
Stem absorbs water and minerals from the soil.

Q.

Which of the following plants has a green stem?

1. Oleander

2. Hibiscus

3. Tulsi

4. Guava

Q.

Choose the most appropriate answer:

Some plants like carrot store their food in their roots. This food is

1. absorbed from soil and is directly stored there

2. produced in leaves and is conducted downward by xylem

3. produced in leaves and is conducted downward by phloem

4. produced in root hair and is transported from cell to cell by absorption

Q. The plants are attached to the soil by the structures known as.

1. stem
2. leaves
3. roots
4. thorn

Q.

why do plants do not move from one place to another ?

Q. Which of the following plants will have a root structure similar to the one shown in the given figure?

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

Q. _____ are medium-sized plants with bushy and hard stems with branches. Their stem braches out near the base.

1. herbs
2. shrubs
3. trees
4. none of these

Q.

Answer the following questions: Name the two main systems of the plant.

Q.

Why are the food stores in roots although it is made in the leaves

Q.

Which type of root is this?

1. Tap root

2. Both of these

3. Fibrous root

4. None of these

Q. Which among the following plants do not posses tap root?

1. Carrot
2. Beetroot
3. Banana
4. Tomato

Q.

Name the part of plant which helps in holding the plant to the soil.

Q.

Which of the following statements hold true for the root system shown in the given figure?

(i) It is a fibrous root system.

(ii) The branches that arise from the main root are called fibrous roots.

(iii) It is a tap root system.

(iv) Examples of this type of root system are pea, tulsi, radish, carrot and turnip.

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

Q.

In some plants we find small hair-like roots arising from the base of the stem. This type of root system is known as

1. Tap Root

2. Adventitious Root
3. Fibrous Root
4. Modified Root

Q.

The root grows away from sunlight and toward soil and water.

1. True
2. False