Which of the following is true?
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Sequence of cellular layers from the periphery towards the cortex in an old dicot stem is |
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How many plants in the list given below have composite fruits that develop from an inflorescence?Walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry. |
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The length of different internodes in a culm of sugarcane is variable because of: |
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In an annual ring, the light coloured part is known as |
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In China rose the flowers are |
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G.H. Shull observed inbreeding depression in a plant. Miller and Letham isolated a hormone from the immature seeds of that plant. Which of the following character is NOT associated with that plant? |
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Read the following statements A and B. A: Many organs of aquatic plants float in water. B: Large air gaps are present in the collenchyma tissues of lotus leaf. Select the correct answer. |
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In a flower, there are five unequal petals. The posterior petal is the largest. The two anterior petals are partially fused to form a boat shaped structure. The two lateral petals are smaller than the posterior petal. Which one of the following characters is not associated with such a flower? |
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Match the lists and select the code.
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Vascular bundles in monocotyledons are considered closed because |
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