English

Excessive use of fertilisers in agricultural fields reduces the yield of crops. Justify the statement.

Advertisements
Advertisements

Question

Excessive use of fertilisers in agricultural fields reduces the yield of crops. Justify the statement.

Short/Brief Note
Advertisements

Solution

The excessive use of fertilizers in agriculture increases the concentration of solvents outside of the root cells, which causes exosmosis. The state of the crops becomes plasmolysis/Flaccid, which results in a diminishing yield.

shaalaa.com
  Is there an error in this question or solution?
2022-2023 (March) Official

RELATED QUESTIONS

A plant cell may burst when :


Give the equivalent term for the following:

The condition in which the cell contents are shrunken.


Give the equivalent terms for the following:

Loss of water through a cut stem.


Give reason for the following:

A plant cell, when kept in a hypertonic salt solution for about 30 minutes, turns flaccid.


Mention whether the following statement is true (T) or false (F) and give an explanation in support of your answer.

Soaked seeds burst into three seed coats.


The below diagram represents a plant cell after being placed in a strong sugar solution. Guidelines 1 to 5 indicate the following:

1. Cell wall
2. Plasma membrane.
3. Protoplasm
4. Large vacuole
5. Nucleus
Study the diagram and answer the questions that follow :
(i) What is the state of the cell shown in the diagram?
(ii) Name the structure which acts as a selectively permeable membrane.
(iii) If the cell had been placed in distilled water instead of a strong sugar solution which features: would not have been present?
(iv) If the cell in the diagram possessed chloroplasts where would these be present?
(v) Name any one feature of this plant cell which is not present in animal cells.


Fill in the Blank
Wilting and drooping of leaves is due to loss of ________.


Multiple Choice Question:

When cell is fully turgid, which of the following will be zero?


When the cells of a plant are fully distended, the condition is called ______.


Give the equivalent term for the following:

Pressure exerted by the cell contents on the cell wall.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×