Please select a subject first
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Observe the diagram. This is the histological structure of the stomach. Identify and comment on the significance of the layer marked by an arrow.
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Answer the following question.
Anitaji needs to micturate several times and feels very thirsty. This is an indication of change in permeability of certain part of nephron. Which is this part?
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Write a short note on role of calcium ions in contraction and relaxation of muscles.
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Enzymes can react with acidic or basic substances due to their ______ nature.
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Answer the following question.
Calvin cycle consists of three phases, what are they?
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Answer the following question.
Explain the significance of Calvin cycle.
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Write the explanation in your words.
Nitya has been admitted to hospital after heavy blood loss. Till proper treatment could be given; how did Nitya's body must have tackled the situation?
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Prove that mammalian urine contains urea.
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Answer the following question.
A fresh section was taken by a student but he was very disappointed because there were only a few green and most colourless cells. Teacher provided a pink colour solution. The section was immersed in this solution and when observed it was much clearer. What is magic?
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Answer the following question.
While observing a section, many scattered vascular bundles could be seen. Teacher said, in spite of this large number the stem cannot grow in girth. Why?
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Answer the following question.
A student was observing a slide with no label under a microscope. The section had some vascular bundles scattered in the ground tissue. It is a section of a monocot stem! He exclaimed. No! it is a section of fern rachis, said the teacher. Teacher told to observe vascular bundle again. Student agreed, Why?
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Answer the following question.
Student while observing a slide of leaf section observed many stomata on the upper surface. He thought he has placed slide upside down. Teacher confirmed it is rightly placed. Explain.
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Draw a neat labelled diagram.
T. S. of Dicot leaf
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Draw a neat labelled diagram.
T. S. of dicot stem
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Write the information related to the diagram given below.
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Identify the following diagram, label it and prepare a chart of characteristics.
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Identify the following diagram, label it and prepare a chart of characteristics.
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Identify the following diagram, label it and prepare a chart of characteristics.
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Identify the following diagram, label it and prepare a chart of characteristics.
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Distinguish between dicot and monocot leaf on the basis of following characters.
| Characters | Dicot leaf | Monocot leaf |
| Stomata | ||
| Intercellular space | ||
| Venation | ||
| Vascular bundle | ||
| Mesophyll cells |
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