Advertisements
Advertisements
प्रश्न
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?
Advertisements
उत्तर
(i) In (c), the water would move up the fastest.
(ii) In (b), the water would move up slowly.
(iii) To prevent evaporation of water.
(iv) Absorption of water by the roots.
APPEARS IN
संबंधित प्रश्न
Correct the following statements by changing the underlined words:
Xylem transports starch from the leaves to all parts of the plant body
State whether the following statement is true or false. Rewrite the false statement correctly.
Water absorption mainly occurs through the root-hair.
Choose the correct answer:
Swelling of wooden doors during rains is caused by ___________
Study the experimental setup in the figure and then answer the question that follow.
Explain the phenomenon mention in question 8.1 .
Give Technical Term for the following.
Tissue which transports manufactured food from leaves to other parts of the plant.
In the zone of absorption, epidermal cells form unicellular hair-like extensions called ________.
Outer layer of root hair is made up of ________.
Identify the zone in wbkh root hair occurs.
Which part of the root helps in maximum absorption of water and minerals?
Root hair occurs in the zone of ____________.
