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Identify the type of water available for absorption by plant roots.
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Match the two columns and select correct option.
| Column - I | Column - II | ||
| i. | Sphincter of Oddi | a. | Oesophagus and stomach |
| ii. |
Ileo-caecal sphincter |
b. | Stomach and small intestine |
| iii. | Pyloric sphincter | c | Ileum and caecum |
| iv. |
Gastro-oesophageal sphincter |
d. | Opening of hepato- pancreatic duct |
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The reserve food material in animals is ____________.
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Which of the following term correctly describes the microenvironment surrounding the root from which plants absorb water?
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Match the Columns.
| Column I | Column II | ||
| i. | Hibernation | a. | Birds in winter |
| ii. | Aestivation | b. | Polar bear in winter |
| iii. | Migration | c. | Some snails and fish in summer |
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Cell wall of root hair is formed by ______ components.
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(i)______ and (ii)______ form the common bile duct.
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Identify labels I, II, III in the given figure of root showing different regions.
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Due to which ·of the following reason root cap has no function in water absorption?
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______ is freely permeable but plasma membrane is selectively permeable.
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The common bile duct and pancreatic form ______.
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Which type of water is present in the fine spaces of small non-colloidal soil particles?
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Identify the sugar having the molecular formula C6H1206.
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Fructose is the fruit sugar and chemically it is ketohexose but it has a ______ rather than a ______.
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With reference to graph select the correct alternative
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Which type of water is available to the plants?
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Which sphincter guards the opening of the hepato-pancreatic duct?
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From the following identify the materials that are made up of cellulose.
i. Plant cell wall
ii. Exoskeleton of arthropods
iii. Paper from plant pulp
iv. Cotton fibre
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Identify the INCORRECT statement.
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Plants absorb water from the ______.
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