Advertisements
Advertisements
Question
Advertisements
Solution
The amount of carbon dioxide in the atmosphere is increasing due to increased human activities like burning of fossil fuels, deforestation, etc. which cause the rise in global temperatures. This global warming result in melting of polar ice caps, floods in coastal areas, disturbance in hydrogenic cycle etc. Thus "Human activities are harmful to the balance of nature".
APPEARS IN
RELATED QUESTIONS
A healthy oat seeding in a pot is transferred from light to any airy but completely dark room. How would it differ from its original condition in appearance after about a week? Explain the difference.
Given below is a schematic diagram to illustrate some aspects of photosynthesis.
- Fill up the gaps, in blank spaces (1-4), by writing the names of the correct items.
- What phenomenon do the thick arrows A and B indicate?

Given alongside is the diagram of an experimental set-up:

Will it work satisfactorily? Given reason.
Given alongside is the diagram of an experimental set-up:

Would you take any step before starting the experiment? Describe this step and explain its necessity.
Name the following:
The site of light reaction in the cell of a leaf.
Give technical term:
Name only one plant, you are familiar with which has no chlorophyll.
Complete the following sentence with appropriate word:
Carbon dioxide enters the leaf through _______.
Which of the following is used to remove chlorophyll from the leaves?
Name two aquatic plants which can be used for the experiment of photosynthesis.
Name two plants having variegated leaves.
