Anatomically fairly old dicotyledonous root is distinguished from the dicotyledonous stem by
Absence of secondary phloem
Absence of secondary xylem
Position of protoxylem
Presence of cortex
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Sieve tubes are present in |
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If a primary root continues to grow, the type of root system will be known as |
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The lateral roots originate from |
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Long filamentous threads protruding at the end of a young cob of maize are |
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Selaginella and Salvinia are considered to represent a significant step toward evolution of seed habit because |
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Arrange the following plants in the ascending order based in the number of carpels they possess: I. Oenothera II. Acacia melanoxylon III. Squill IV. Lettuce |
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