Please select a subject first
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Name the tissue that transports food in plants.
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Identify the type of tissue in the bark of tree.
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Identify the type of tissue in the vascular bundle.
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Name the regions in which parenchyma tissue is present.
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What is the role of epidermis in plants?
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How does the cork act as a protective tissue?
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What is the criterion for classification of organisms as belonging to kingdom Monera or Protista?
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In which kingdom will you place an organism which is single-celled, eukaryotic and photosynthetic?
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In the hierarchy of classification, which grouping will have the smallest number of organisms with a maximum of characteristics in common and which will have the largest number of organisms?
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How would you choose between two characteristics to be used for developing a hierarchy in classification?
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Explain the basis for grouping organisms into five kingdoms.
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List any three reasons why you would think that you are sick and ought to see a doctor. If only one of these symptoms were present, would you still go to the doctor? Why or why not?
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In which of the following case do you think the long-term effects on your health are likely to be most unpleasant?
• If you get jaundice,
• if you get lice,
• If you get acne.
Why?
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What is the Differnece between speed and velocity ?
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Under what condition(s) is the magnitude of average velocity of an object equal to its average speed?
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What does the odometer of an automobile measure?
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What does the path of an object look like when it is in uniform motion?
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During an experiment, a signal from a spaceship reached the ground station in five minutes. What was the distance of the spaceship from the ground station? The signal travels at the speed of light, that is, 3 × 108m s−1.
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Joseph jogs from one end A to the other end B of a straight 300 m road in 2 minutes 30 seconds and then turns around and jogs 100 m back to point C in another 1 minute. What are Joseph’s average speeds and velocities in jogging?
- from A to B and
- from A to C?
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