Difference in Monocot and Dicot Root

Q. Monocot root differs from dicot root in

1. presence of more than 6 vascular bundles
2. well developed pith
3. absence of secondary growth
4. all of these

Q.

4. Draw illustrations to bring out anatomical difference between

(a) Monocot root and dicot root

(b)Monocot stem and dicot stem

Q.

Dicot root can be distinguished from monocot root by

1. Open vascular bundles

2. Radially arranged vascular bundles

3. Well developed pith

4. None of these

Q.

Old dicot roots differ from dicot stem in

1. absence of cortex

2. absence of primary phloem

3. absence of vascular bundles

4. presence of xylem

Q. Exarch and polyarch vascular bundles occur in

1. dicot root
2. monocot root
3. dicot stem
4. monocot stem

Q. The cuticle is absent in

1. monocot leaf
2. monocot stem
3. dicot root
4. dicot leaf

Q. The origin of vascular cambium is completely secondary in

Q. Monocot root differs from dicot root in

1. presence of more than 6 vascular bundles
2. well developed pith
3. absence of secondary growth
4. all of these

Q.

Select the most appropriate antonym: safe

Q. Choose the correct answers from the alternatives given.
Which of the following functions is not shared by both the root system and the shoot system of a plant?

1. Absorb water
2. Transport water
3. Transport inorganic nutrients
4. Transport organic nutrients

Q. Which of the following monocot shows anomalous secondary growth?

1. Maize
2. Wheat
3. Dracena
4. Rice

Q. Arrange the following organs with a gradual increase in the number of vascular bundles in them.
I. Monocot Root II. Monocot stem
III. Dicot root

1. III, I, II
2. II, I, III
3. I, III, II
4. I, II, III

Q. Match with the correct option.

1. Dicot stem
2. 
3. 
4. Monocot root
5. Monocot stem
6. 
7. Dicot root
8. 

Q. The origin of vascular cambium is completely secondary in

1. dicot stem
2. monocot stem
3. dicot root
4. monocot root

Q. Short / Long answer type questions .
Write three anatomical differences between dicot root and monocot root.

Q. In the diagram of the cross-section of the vascular bundle of monocot stem given aside, different parts have been indicated by alphabets; choose the answer in which these alphabets have been correctly matched with the parts which they indicate.

1. A - Bundle sheath, B - Broken phloem, C - Metaphloem, D - Metaxylem, E - Protoxylem, F - Xylem parenchyma, G - Lysigenous cavity
2. A - Bundle cap, B - Metaphloem, C - Protophloem, D - Protoxylem, E - Metaxylem, F - Lysigenous cavity, G - Xylem parenchyma
3. A - Bundle sheath, B - Primary phloem, C - Secondary phloem, D - Primary xylem, E - Secondary xylem, F - Xylem fibres, G - Hydathode
4. A - Bundle cap, B - Metaxylem, C - Metaphloem, D - Protoxylem, E - Protophloem, F - Lysigenous cavity, G - Xylem parenchyma

Q. Arrange the following organs with a gradual increase in the number of vascular bundles in them.
I. Monocot Root II. Monocot stem
III. Dicot root

1. III, I, II
2. II, I, III
3. I, III, II
4. I, II, III

Q.

The parenchymatous cells between the xylem and the phloem in a dicot root constitute _______________.

1. Conjunctive tissue

2. Medullary ray

3. Epithem tissue

4. Complementary tissue

Q. The cuticle is absent in

1. monocot leaf
2. monocot stem
3. dicot root
4. dicot leaf

Q. The origin of vascular cambium is completely secondary in

1. dicot stem
2. monocot stem
3. dicot root
4. monocot root

Q. Correct the statements
Most of the water flow in the roots occurs via the symplast.

Q. No secondary growth appears in monocot roots, because

1. They lack cambium.
2. They have single cotyledon per seed.
3. They possess adventitious roots.
4. Vascular bundles are closed.

Q. Which one of the following is a xerophytic plant in which the stem is modified into a flat, green and succulent structure?

1. Acacia
2. Opuntia
3. Hydrilla
4. Casuarina

Q.

Difference between monocot and dicot root is in

1. Presence of xylem and phloem.

2. Pith

3. Number of xylem bundles

4. All of these

Q. Match with the correct option.

1. Dicot stem
2. 
3. 
4. Monocot root
5. Monocot stem
6. 
7. Dicot root
8. 

Q. In ____________, tuberous roots which have no definite shape are seen.