EASY
Earn 100

To prove that  (sunlight/carbon dioxide) is necessary for plants during photosynthesis, a black paper experiment is done.

50% studentsanswered this correctly

Important Questions on Nutrition - Food Supplying System

MEDIUM
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Explain the structure of cell-organelle that performs the photosynthesis, with the help of a labelled diagram
HARD
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Why do we use KOH in Moll’s half leaf experiment?
MEDIUM
Science>Biology>Nutrition - Food Supplying System>Photosynthesis

 What precautions do you take while conducting an experiment on root pressure?

HARD
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Sunlight is necessary to form starch during photosynthesis. Please explain with the help of an experiment.
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
The aim of Moll's experiment is to demonstrate that chlorophyll is necessary for the process of photosynthesis in autotrophs.
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
What could be the end products of the process of photosynthesis?
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
A plant is kept in dark cupboard for about forty-eight hours before conducting any experiment on Photosynthesis in order to:
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
A Black-paper experiment is done to prove that carbon dioxide is necessary to form starch during photosynthesis.
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Iodine test is used to test the presence of starch in leaves.
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Name the three end products of photosynthesis?
MEDIUM
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
How would you demonstrate that green plant release oxygen when exposed to light?
HARD
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Arrange the statements with respect to Moll's half-leaf experiment:
(i)Insert splitted cork in the mouth of the bottle.
(ii)Leave the plant in sunlight.
(iii)Take a wide-mouthed transparent bottle.
(iv)Put potassium hydroxide pellets or potassium hydroxide solution in the bottle.
(v)The leaf part which was exposed to the atmospheric air becomes bluish-black.
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Iodine test is used to test the presence of starch in leaves.
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Which experiment is done, to prove that sunlight is necessary to form starch.
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
What process do you follow in the laboratory to study the presence of starch in leaves?
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Blue-black colour indicates the presence of starch in the tested food item. 
MEDIUM
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
In an experiment demonstrating the evolution of oxygen in Hydrilla, sodium bicarbonate is added to water in the experimental set-up. What would happen if all other conditions are favourable?
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Question Image
P indicates:
EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis

Give reason:

Why is it necessary to destarch a plant before performing any experiment on photosynthesis?

EASY
Science>Biology>Nutrition - Food Supplying System>Photosynthesis
Give reason: Why is it necessary to destarch a plant before performing any experiment on photosynthesis?