Advertisements
Advertisements
Even today there is a need for movements like 'Chipko' movement. Explain this with the help of an example that you have experienced.
Concept: undefined >> undefined
What is the full form of UNEP?
Concept: undefined >> undefined
Advertisements
Non-chordate animals have ______.
Concept: undefined >> undefined
Explain the following concept in short:
Radially symmetrical body
Concept: undefined >> undefined
Explain the following concept in short:
Asymmetrical body
Concept: undefined >> undefined
Explain the following concept in short:
Bilaterally symmetrical body
Concept: undefined >> undefined
Complete the following table taking into account the relation between the entries in three columns:
| Air pollution | Water pollution | Soil pollution | |
| Components | Gases: CO2, CO, Hydrocarbons, Sulphur, NOx, Hydrogen sulphides etc. Solid: dust, ash, carbon, lead, asbestos, etc. |
||
| Source | Industrial wastes, Domestic wastes, Sewage, Chemicals discharged from Industries, Pesticides used in agriculture. |
||
| Effect | Soil erosion, Retarded growth of plants/crops, Nutritional deficiency etc. | ||
| Control Measure |
Concept: undefined >> undefined
What is the structural unit of sexual reproduction in plant?
Concept: undefined >> undefined
What are the agents for pollination?
Concept: undefined >> undefined
What is the function of calyx?
Concept: undefined >> undefined
Name the act under which trading of rare animals has been completely banned.
Concept: undefined >> undefined
Why is there a need for conservation of the environment?
Concept: undefined >> undefined
The figure below shows the concept of double fertilization. Complete the flow chart showing the progress at each step:
Concept: undefined >> undefined
Triple fusion involves ______.
Concept: undefined >> undefined
Complete the following conceptual picture:
Concept: undefined >> undefined
What are the different types of air pollutants?
Concept: undefined >> undefined
Give two sources of air pollution.
Concept: undefined >> undefined
Mention one measure to control air pollution.
Concept: undefined >> undefined
Type of sexual reproduction is ______.
Concept: undefined >> undefined
Match the correct pair:
| Column 'A' | Column 'B' | ||
| (1) | Forest Conservation Act |
(a) | 1986 |
| (b) | 1980 | ||
| (c) | 1970 |
Concept: undefined >> undefined
