Please select a subject first
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Complete the following chart:
Concept: Environmental Conservation
__________ is a rare species.
Concept: Threatened Species
___________ is an indeterminate species.
Concept: Threatened Species
Occurrence of diversity among the organisms of the same species is called ________ diversity.
Concept: Environmental Conservation and Biodiversity
Write any two man-made factors affecting the environment.
Concept: Environmental Conservation
The animal in the figure, belongs to which endangered species?
Concept: Threatened Species
What is the meaning of the symbol shown in the figure with respect to environment?
Concept: Environmental Conservation and Biodiversity
Explain the given concept with the help of examples.
Ecosystem Diversity
Concept: Environmental Conservation and Biodiversity
Explain the meaning of the following symbol:
Concept: Environmental Conservation and Biodiversity
State whether True/False:
The 'Devrai' reserved in the name of God in various places is required in the present time as well.
Concept: Environmental Conservation and Biodiversity
What is the full form of UNEP?
Concept: Environmental Conservation
What is biodiversity?
Concept: Environmental Conservation and Biodiversity
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: Environmental Conservation
Match the correct pair:
| Column 'A' | Column 'B' | ||
| (1) | Forest Conservation Act |
(a) | 1986 |
| (b) | 1980 | ||
| (c) | 1970 |
Concept: Environmental Conservation
Write four adverse effects of radiations on human body.
Concept: Environmental Conservation
Complete the flow chart:
Concept: Threatened Species
Complete the flow chart:
Colour of the pages in Red List of Endangered Species.
Concept: Threatened Species
Which of the following is used in solar cooker to harvest the solar energy?
a) Solar panels
b) Silicon cell
c) Mirrors
d) Glass lid
Concept: Electricity Generation using Solar Energy
Observe the connections of cells shown in the following images.
i. Which connection will give maximum potential difference?
ii. Give one advantage and one disadvantage of this energy.
Concept: Electricity Generation using Solar Energy
Read the information given below and solve the questions based on it.
Electric energy is produced in various ways like hydroelectric, wind power, Solar energy, bio-fuel, etc. These energy sources are inexhaustible, sustainable. Besides, it does not cause any environmental problem.
i. Above information is about which type of energy?
ii. Whether the fossil fuel is an example of this energy?
iii. Draw the flow chart of production of electric energy.
Concept: Electricity Generation using Hydroelectric Energy
