Q. No.Bark that is formed early in season is called __________ bark.
1.
Hard
2.
Soft
3.
Turbid
4.
Lenticels
Bark formed towards the end of the season is called ________ bark.
1. Soft
2. Hard
3. Turbid
4. Rigid
The exchange of gases between the outer atmosphere and internal tissue of stem is through ___________.
| 1. | Lenticels | 2. | Legume |
| 3. | Epidermis | 4. | Cambium ring |
In dicot root the vascular cambium is completely _________ in origin.
(1) Primary
(2) Secondary
(3) Tertiary
(4) Quaternary
Death of protoplasm is a pre-requisite for vital function like
(1) Transport of sap
(2) Transport of food
(3) Absorption of water
(4) Gaseous exchange
Dicotyledonous leaf is also known as
| 1. | Dorsiventral leaf | 2. | Bi-facial leaf |
| 3. | Both A and B | 4. | Isobilateral leaf |
The main parts of the lamina of the dorsiventaral leaf are
| 1. | epidermis |
| 2. | mesophyll tissues |
| 3. | vascular system |
| 4. | All of the above |
The upper and lower surface of the dicots leaf are known as
| 1. | adaxial and abaxial respectively |
| 2. | abaxial and adaxial respectively |
| 3. | Both A and B |
| 4. | anterior and posterior respectively |
In dicot leaf, stomata is more present on the
| 1. | adaxial surface |
| 2. | abaxial surface |
| 3. | equally on both surfaces |
| 4. | stomata is absent |
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