Advertisements
Advertisements
Question
Choose the correct answer:
Wilting of plants occurs when ____________
Options
phloem is blocked.
xylem is blocked.
a few old roots are removed.
both xylem and phloem are blocked.
Advertisements
Solution
Wilting of plants occurs when xylem is blocked
APPEARS IN
RELATED QUESTIONS
The diagram of an given below demonstrates a particular process in plants. Study the same and answer the questions that follow :

(i) Name the apparatus.
(ii) Which phenomenon is demonstrated by this apparatus?
(iii) Explain the phenomenon mentioned in (ii) above.
(iv) State two limitations of using this apparatus.
(v) What is the importance of the air bubble in the experiment?
(vi) Name the structures in a plant through which the above process takes place.
Which one of the following is a characteristic NOT related with the suitability of the roots for absorbing water?
Study the experimental setup in the figure and then answer the question that follow.

Explain the phenomenon mention in question 8.1 .
Study the experimental setup in the figure and then answer the question that follow.

What will you observe in the setup after about half an hour? Give reasons for your answer.
What is toxicity ?
The alongside diagram A shows a root hair growing through the soil particles. Diagram B is the root hair of an aquatic plant.
(i) Name the parts 1,2,3.
(ii) Name two substances which enter the root hair. What are their uses?
(iii) By what process do these substances enter the root hair?
(iv) Account for the different shapes of root hairs in the two diagrams.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Xylem is the water-conducting tissue in plants.
What would happen to the leaves of a plant that transpires more water than its absorption in the roots?
The unbranched root hair in plants is formed from ____________.
