- 1(current)
Q. No.Regarding the guard cells:
| 1. | walls away from the stomatal pores are thin and those towards the stomatal pores are thick |
| 2. | walls away from the stomatal pores are thick and those towards the stomatal pores are thin |
| 3. | chloroplasts are mostly absent |
| 4. | play no role in the regulation of opening and closing of stomata |
Subtopic: Dicot Leaf | Monocot Leaf |
83%
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In Dorsiventral (Dicotyledonous) Leaf:
| 1. | The adaxially placed palisade parenchyma is made up of elongated cells, which are arranged vertically and parallel to each other. |
| 2. | The abaxially placed palisade parenchyma is made up of elongated cells, which are arranged vertically and parallel to each other. |
| 3. | The adaxially placed palisade parenchyma is made up of oval or round and loosely arranged spongy parenchyma and extends to the lower epidermis. |
| 4. | The abaxially placed palisade parenchyma is made up of oval or round and loosely arranged spongy parenchyma and extends to the lower epidermis. |
Subtopic: Dicot Leaf |
85%
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In Dorsiventral (Dicotyledonous) Leaf:
1. I is correct; II is correct
2. I is incorrect; II is correct
3. I is incorrect; II is incorrect
4. I is correct; II is incorrect
| I: | The adaxial epidermis generally bears more stomata than the abaxial epidermis. |
| II: | Mesophyll has two types of cells – the palisade parenchyma and the spongy parenchyma. |
1. I is correct; II is correct
2. I is incorrect; II is correct
3. I is incorrect; II is incorrect
4. I is correct; II is incorrect
Subtopic: Dicot Leaf |
84%
From NCERT
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- 1(current)
Q. No.
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