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6 questions · timed · auto-graded

Question 13 Marks
Briefly describe the effects of a disaster.
Answer
The main effects of the disasters are as follows:
$(1)$ Due to the disasters, severe damage is caused to movable and immovable property or they are completely destroyed. The Government has to spend crores of rupees to re-construct the property, so the developmental works have to be suspended. $(2)$ Those families who have lost their earning member face unbearable economic condition. $(3)$ The people who become disabled in the disaster permanently lose their mental stability. The work of bringing them out of the mental depression and rehabilitating them is a challenging task. $(4)$ Innocent children and males-females are dead untimely. The condition of the orphaned children and helpless old people becomes very awkward. It is difficult to manage their treatment.
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Question 23 Marks
Give details of accidents likely to occur in an industrial accident.
Answer
The accidents are likely to occur in the industrial units while handling small and big machines. while transferring the material used for production and also while storing or transferring the finished goods. Sometimes. accidents occur due to mechanical malfunction because of human error or by inappropriate maintenance of the machines.
Industrial Accidents: $(1)$ The leakage of poisonous gases in pesticides factories. $(2)$ Explosions in the cracker factories, $(3) $The breaking out of fire in the factories producing inflammable materials such as plastics. $(4)$ Explosions or fires in refineries. $(5)$ The breaking out of fires or explosions during processing in chemical factories. $(6)$ The breaking out of fire in the units producing nuclear energy, etc. are considered to be the industrial accidents.
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Question 33 Marks
Industrial Accident
Answer
Industries, factories and mills etc. established to fulfil many of our requirements. The accidents occurring in those industrial units are called Industrial Accidents The accidents occurring in Industrial units: Refer to the answer of sub question $(4)$ of $9.2.$ of Exercise Questions - Answers. At the time of industrial accident...: Refer to the answer of sub-question $(8)$ of $9.7.$ of Additional Questions - Answers.
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Question 43 Marks
Pandemic
Answer
When thousands of people become victims to a viral disease in a wide area. this situation is known as a 'Pandemic' situation. number of people infected by viral diseases increases much faster than those of affected by common diseases. Till the anti-virus vaccine and medicine are invented to prevent the contagious disease, the disease spreads in the world in uncontrollable manner and infects lakhs of people. As a result. a large number of people die. Situation arising out of pandemic: Refer to the answer of sub-question $(3)$ of $9.2.$ of Exercise Questions - Answers.Remedies to protect from the pandemic: Refer to the answer of sub-question $(7)$ of $9.7.$ of Additional Questions - Answers.
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Question 53 Marks
Landslide
Answer
Landslide means the collapsing of the land ie sudden fall of a mass of earth, rock. etc. The phenomena of landslide especially occurs in the mountainous areas. Responsible factors for the landslide: Refer to the answer of sub-question $(4)$ of $9.7.$ of Additional Questions -Answers.Damage caused due to landslide: Refer to the answer of sub-question $(5)$ of $9. 7.$ of Additional Questions - Answers. Kumaon and Garhwal in Uttarakhand state and Darjeeling in West Bengal state are landslide prone regions in India.The incidents of landslide rarely occur at Saputara in Dangs district, Idar in Sabarkantha district and in Ambaji - Danta area of Banaskantha district. Even though their prevalence is very limited, their destruction is less as compared to the Himalayan areas.
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Question 63 Marks
Forest Fire
Answer
The terrible and destructive fire that spreads in the forests and the grasslands is called Forest Fire. Once the fire starts, it advances in the direction of the wind. The air blowing in the forests and the dry leaves and the grass spread over a large area. The fire assumes a frightful form due to the combustible substance like glue (gum) oozing out from some trees.
The human activities are responsible for the forest fire except the natural lightening Forest fire takes place due to the half burnt ends of bidis or cigarettes thrown by the smokers. the temporary store (fireplace) made by the herdsmen (maldharis) left carelessly without extinguishing the unextinguished things left by the tourists coming to the forests the lightening or by the accidents caused in the gas or electricity pipeline passing through the forests, etc. For the damage caused through the forest fire: Refer to the answer of sub question $(2)$ of $9. 7.$ of Additional Questions – Answers For avoiding the occurrence of the forest fire: Refer to the answer of sub-question $(3)$ of $9. 7.$ of Additional Questions - Answers
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3 Marks Each - Social Science STD 8 Questions - Vidyadip