A. Air spaces
B. Cuticle
C. Well developed sclerenchyma
D. Well developed vascular tissues
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The correct answer to the question: "In submerged hydrophytes, which of the following is present?" is "Air spaces ".
A. Air spaces
B. Cuticle
C. Well developed sclerenchyma
D. Well developed vascular tissues
A. Epidermis as dissolved CO2
B. Epidermis as carbonates only
C. Epidermis as carbonates only
D. Both (b) and (c)
A. Vascular system
B. Aerenchyma
C. Root system
D. Stoma
A. On upper surface of the leaf
B. Lower surface of the leaf
C. Both the surfaces of the leaf
D. Nowhere on the plant
A. Large leaves
B. Decrease in mechanical tissue
C. Large mechanical tissue
D. Increase in aerenchyma
A. Well developed stomata
B. Well developed aerenchyma
C. Well developed root system
D. Well developed vascular system
A. A reduction of the protective, conducting and supporting tissues
B. Absences of palisade tissue
C. Both (a) & (b)
D. None of these
A. Tpha
B. Trapa
C. Potamogeton
D. Ceratophyllum
A. Potamogeton
B. Najas
C. Ranunculus
D. None of these
A. Marsilea
B. Utricularia
C. Vallisneria
D. Monochoria
A. They are absolutely devoid of xylem
B. They totally lack phloem
C. They do not have stomata
D. The supporting tissues and xylem are feebly developed
The correct answer to the question: "In submerged hydrophytes, which of the following is present?" is "Air spaces ".
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