In the experiment to show that light is necessary for photosynthesis, the plucked leaf is boiled in ethanol and then washed with water. After this, it is tested for the presence of carbohydrate by a chemical which is
Science
1
Posts
2
Users
0
Likes
317
Views
0
20/10/2021 6:52 pm
Topic starter
In the experiment to show that light is necessary for photosynthesis, the plucked leaf is boiled in ethanol and then washed with water. After this, it is tested for the presence of carbohydrate by a chemical which is
(1) salt solution
(2) sugar solution
(3) iodine solution
(4) starch solution
Answer
Add a comment
Add a comment
1 Answer
0
20/10/2021 6:55 pm
Correct answer: (3) iodine solution
Explanation:
The chemical used for testing the leaf is iodine solution. It is used to test the presence of starch in leafs.
Add a comment
Add a comment
Forum Jump:
Related Topics
-
An experiment was set up to determine the percentage of water absorbed by raisins. If the mass of dry raisins was 40 g, and the mass of wet raisins was 45 g, then the percentage of water absorbed would be
3 years ago
-
Which of the following set of materials is required to set up an experiment to determine the percentage of water absorbed by raisins?
3 years ago
-
A Student dissolved 5 g of sugar in 100 mL of distilled water in beaker A. He dissolved 100 g of sugar in 100 mL of distilled water in beaker B. Then he dropped a few raisins of equal weight in each beaker.
3 years ago
-
A student soaked 10 g of raisins in 50 mL of distilled water in two beakers A and B each. She maintained beaker A at 25°C and beaker B at 50°C. After an hour, the percentage of water absorbed will be.
3 years ago
-
Raisins are soaked in water for determining the percentage of water absorbed by raisins. The formula used by a student for calculating the percentage of water absorbed is
3 years ago
Forum Information
- 321 Forums
- 27.3 K Topics
- 53.8 K Posts
- 1 Online
- 12.4 K Members
Our newest member: Stripchat
Forum Icons:
Forum contains no unread posts
Forum contains unread posts
Topic Icons:
Not Replied
Replied
Active
Hot
Sticky
Unapproved
Solved
Private
Closed