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the exact location of the Lenticels
Correct the following statement by changing the underlined word.
Xylem transports starch from the leaves to all parts of the plant body.
Three plants (a), (b) and (c) were placed in beakers containing coloured water. The water in each beaker was covered with a layer of oil. The leaves were removed from plant (b), while plant (c) was exposed to strong light.
(i) In which plant, (a), (b) or (c) would the water move up the fastest?
(ii) In which plant (a), (b) or (c), would the water move up slowly?
(iii) Why was the water covered with a layer of oil?
(iv) What is being investigated by this experiment?
Choose the correct answer:
Which tissue makes passage for ascent of sap?
The diagram below represents a layer of epidermal cells showing a fully grown root hair. Study the diagram and answer the questions that follow:
Draw a diagram of the above root hair cell as it would appear when a concentrated solution of fertilizers is added near it.
Root hairs become flaccid, when fertilizers are added to the moist soil around it. Explain.
________ type of tissues are present in epiphytic roots.
____________plants like orchids absorb water vapours from air with the help of epiphytic roots having special tissue called velamen.
