271420
Statement I: A mature sieve element does not have cytoplasm
Statement II: The nucleus and vacuole are absent in mature sieve element
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(a)
Anatomy of Flowering Plants
271421
Statement I: Companion cells maintain the pressure gradient in the sieve tubes.
Statement II: The functions of sieve tubes are controlled by the nucleus of companion cells.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(d) The functions of sieve tubes-controlled by the nucleus of companion cells.
Companion cells maintain the pressure gradient in the sieve tubes.
Anatomy of Flowering Plants
271422
Statement I: All tissues except epidermis and vascular bundles constitute the ground tissue.
Statement II: It consists of xylem and phloem.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(b) It consists of simple tissues such as parenchyma, collenchyma and sclerenchyma.
Anatomy of Flowering Plants
271423
Statement I: The adaxial (upper surface) bears more stomata than the abaxial (lower surface) epidermis.
Statement II: Mesophyll, which possesses chloroplasts and carry out photosynthesis, is made up of parenchyma.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(c) The abaxial epidermis bears more stomata than the adaxial epidermis. Mesophyll has two types of cells-the palisade parenchyma and the spongy parenchyma.
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Anatomy of Flowering Plants
271420
Statement I: A mature sieve element does not have cytoplasm
Statement II: The nucleus and vacuole are absent in mature sieve element
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(a)
Anatomy of Flowering Plants
271421
Statement I: Companion cells maintain the pressure gradient in the sieve tubes.
Statement II: The functions of sieve tubes are controlled by the nucleus of companion cells.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(d) The functions of sieve tubes-controlled by the nucleus of companion cells.
Companion cells maintain the pressure gradient in the sieve tubes.
Anatomy of Flowering Plants
271422
Statement I: All tissues except epidermis and vascular bundles constitute the ground tissue.
Statement II: It consists of xylem and phloem.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(b) It consists of simple tissues such as parenchyma, collenchyma and sclerenchyma.
Anatomy of Flowering Plants
271423
Statement I: The adaxial (upper surface) bears more stomata than the abaxial (lower surface) epidermis.
Statement II: Mesophyll, which possesses chloroplasts and carry out photosynthesis, is made up of parenchyma.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(c) The abaxial epidermis bears more stomata than the adaxial epidermis. Mesophyll has two types of cells-the palisade parenchyma and the spongy parenchyma.
271420
Statement I: A mature sieve element does not have cytoplasm
Statement II: The nucleus and vacuole are absent in mature sieve element
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(a)
Anatomy of Flowering Plants
271421
Statement I: Companion cells maintain the pressure gradient in the sieve tubes.
Statement II: The functions of sieve tubes are controlled by the nucleus of companion cells.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(d) The functions of sieve tubes-controlled by the nucleus of companion cells.
Companion cells maintain the pressure gradient in the sieve tubes.
Anatomy of Flowering Plants
271422
Statement I: All tissues except epidermis and vascular bundles constitute the ground tissue.
Statement II: It consists of xylem and phloem.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(b) It consists of simple tissues such as parenchyma, collenchyma and sclerenchyma.
Anatomy of Flowering Plants
271423
Statement I: The adaxial (upper surface) bears more stomata than the abaxial (lower surface) epidermis.
Statement II: Mesophyll, which possesses chloroplasts and carry out photosynthesis, is made up of parenchyma.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(c) The abaxial epidermis bears more stomata than the adaxial epidermis. Mesophyll has two types of cells-the palisade parenchyma and the spongy parenchyma.
271420
Statement I: A mature sieve element does not have cytoplasm
Statement II: The nucleus and vacuole are absent in mature sieve element
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(a)
Anatomy of Flowering Plants
271421
Statement I: Companion cells maintain the pressure gradient in the sieve tubes.
Statement II: The functions of sieve tubes are controlled by the nucleus of companion cells.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(d) The functions of sieve tubes-controlled by the nucleus of companion cells.
Companion cells maintain the pressure gradient in the sieve tubes.
Anatomy of Flowering Plants
271422
Statement I: All tissues except epidermis and vascular bundles constitute the ground tissue.
Statement II: It consists of xylem and phloem.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(b) It consists of simple tissues such as parenchyma, collenchyma and sclerenchyma.
Anatomy of Flowering Plants
271423
Statement I: The adaxial (upper surface) bears more stomata than the abaxial (lower surface) epidermis.
Statement II: Mesophyll, which possesses chloroplasts and carry out photosynthesis, is made up of parenchyma.
1 Both Statement I' and Statement II are incorrect
2 Statement I is correct but Statement II is incorrect
3 Statement I is incorrect but Statement II is correct
4 Both Statement I and Statement II are correct
Explanation:
(c) The abaxial epidermis bears more stomata than the adaxial epidermis. Mesophyll has two types of cells-the palisade parenchyma and the spongy parenchyma.