In an annual ring, the light coloured part is known as
Heartwood
Late wood
Early wood
Sapwood
Additional Questions
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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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Casparian strips are present in the _____ of the root. |
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Cork cambium is |
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Seed coat is not thin, membranous in |
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Identify the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem. I. Secondary cortex II. Autumn wood III. Secondary phloem IV. Phellem The correct order is: |
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