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UNITED BOOK HOUSE-MODEL PAPER 12-EXERCISE
- Give three functions of stem of plants.
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- Define: Aseticeation, Placentation, zygomorphic
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- Write differences between autotrophs and heterotrophs.
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- Write any three features of Monera.
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- State three characterstics of enzyme.
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- Describe the 'induced fit' model of enzyme action. What do you mean by...
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- Describe briefly the features of leptotene of Meiosis I with diagram.
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- What do you mean by protoplasmic and floating respiration.
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- In Kreb's cycle
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- How protein is digested in human alimentary canal?
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- Mention the composition of salivary juice present in alimentary canal.
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- What are the junctional tissues of heart? State their position in hear...
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- Compare the structure of artery and vein.
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- Define : Mean arterial blood pressure
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- Define : Casual blood presure
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- What happens when Arterioles are contricted and elasticity of blood ve...
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- What is autonomic nervous system? Mention the characterstics of autono...
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- What are the conditions necessary for fixation of atmospheric nitrogen...
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- What are the steps involved in formation of a root nodule?
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- What are lipids? Mention their importance to the living beings?
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