Advertisements
Advertisements
प्रश्न
The chemical substance used to test the presence of starch in the cell of a leaf is ______.
विकल्प
CaCl2
iodine solution
Benedict solution
Advertisements
उत्तर
The chemical substance used to test the presence of starch in the cell of a leaf is iodine solution.
संबंधित प्रश्न
Name the following:
The main mineral constituent of chlorophyll.
Given below is the representation of a certain phenomenon in nature. With four organisms 1-4.
Name the biological process which was the starting point of the whole chain.
Given alongside is the diagram of an experimental set-up:
- What is the objective of this experiment?
- Will it work satisfactorily? Give reason.
- What alteration(s) will you make in it for obtaining expected result?
- Would you take any steps before starting the experiment? Describe this step and explain its necessity.
A potted plant was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours. One of the leaves was covered with black paper in the centre. The potted plant was then placed in sunlight for a few hours.
Write a balanced chemical equation to represent the process of photosynthesis.
Differentiate Between:
Light reaction and Dark reaction.
Choose the correct answer:
Chlorophyll is present
Choose the Correct Answer:
The main difference between chlorophyll ‘a’ and ‘b’ is:
Name two aquatic plants which can be used for the experiment of photosynthesis.
Give reasons/explain:
During the starch test, the leaf is boiled in water.
