In monocot leaf
1. | Stomata is present on both surface of epidermis |
2. | Mesophyll is not differentiated into palisade and spongy parenchyma |
3. | There is no parenchyma |
4. | Both 1 and 2 |
The similar size of vascular bundle in monocot leaf is due to
1. | Reticulate venation |
2. | Parallel venation |
3. | Branched venation |
4. | Radial venation |
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 tissues present between the adaxial and abaxial epidermis are
1. | mesophyll |
2. | chlorophyll |
3. | vascular bundle |
4. | Both A and C |
Which of the following is true for palisade parenchyma?
1. | adaxially placed |
2. | elongated cells |
3. | vertically and parallely placed |
4. | All of the above |
Midrib and veins of the represent
1. | vascular bundle |
2. | cortex |
3. | palisade parenchyma |
4. | spongy parenchyma |
The size of the vascular bundles are dependent on the size of the
1. | veins | 2. | air cavities |
3. | chloroplast | 4. | All of the above |
Which one is true for dicot leaf
1. | veins thickness vary |
2. | reticulate venation is present |
3. | all vascular bundles are similar in size |
4. | Both 1 and 2 |
In grasses leaves are exposed when bulliform cells becomes_________ and leaves curl inwards when they are _________
1. | flaccid ,turgid | 2. | plasmolysed, turgid |
3. | turgid, flaccid | 4. | Both B and A |