Oxford University Press solutions for Voyage Geography [English] Class 8 chapter 5 - Natural and Man-made Disasters with Case Studies [Latest edition]

Fill in the blanks

Some disasters like ______ may begin slowly and later increase in extent and intensity.

Fill in the blanks

Earthquake is an example of a major ______ disaster.

Fill in the blanks

Cyclones are ______ areas that occur over warm ocean waters of temperate and tropical regions.

Fill in the blanks

The ______ of the earth’s plates caused the earthquake in Nepal in April 2015.

Fill in the blanks

The ______ gas tragedy was caused by the accidental leakage of a highly toxic gas called methyl isocyanate from the Union Carbide factory.

Match the Columns

Choose the correct answer

Droughts are caused by insufficient _______ over a long period of time.

Choose the correct answer

In 1986, an accidental explosion at a nuclear plant at ________ in the former USSR caused radiation to spread across Ukraine and other regions, killing over 12,000 people.

Choose the correct answer

Chemical disasters are caused by _______.

Choose the correct answer

Biological disasters occur when______, which are grown in laboratories, get released in the air.

Choose the correct answer

Chemicals from ______ kill marine life and coral reefs and also affect birds and mammals.

State whether the following are true or false

Earthquakes also trigger landslides, avalanches, and tsunamis.

State whether the following are true or false

Floods wash away the top layer of the soil, which is the most infertile.

State whether the following are true or false

West Bengal is most vulnerable to floods.

State whether the following are true or false

Oil spills harm marine life.

State whether the following are true or false

The attacks carried out on Hiroshima and Nagasaki by the United States during World War II were an example of unintentional nuclear disaster.

How are earthquakes caused?

What causes floods?

What kind of environmental damage does a flood cause?

What is a drought?

What are the effects of a drought?

What should people do in the event of a nuclear disaster?

How do chemical disasters occur?

How do biological disasters occur?

Give some examples of travel-related disaster.

Write a short note on the earthquake zones of India.

How is a cyclone caused?

Which coastal region of India is cyclone-prone?

What are the conditions people face during a drought?

Briefly explain the various causes of fire.

Why is nuclear disaster so harmful?

Which man-made nuclear disaster shook the world during World War 2? Give details.

Write a short note terror attacks attacks with examples.

Write a short note on the Nepal earthquake of 2015.

What makes Bihar the most flood-prone state among all north Indian states?

Identify the type of disaster as shown in the picture.

Is it man-made or natural?

What are the causes of this kind of disaster?

On an outline map of India mark the following

1. Earthquake zones with moderate damage risk and high damage risk.
2. Any two flood-prone areas
3. Any two cyclone zones
4. Any two drought-prone areas

What do you mean by disasters?

How are disasters classified?

Which countries are more adversely affected by disasters? Why?

What do you understand by natural disasters?

What is the difference between a hazard and a disaster?

What is an earthquake?

What are an earthquakes effects?

Name the states worst affected by water scarcity in India.

What do you mean by man-made disasters?

What causes fire? Give one example.

Give an example of the intentional nuclear disaster and unintentional nuclear disaster.

Give an example of a chemical disaster.

What are biological disasters?

How and why are terror attacks carried out? Give examples.

Name the world’s worst industrial disaster.

What causes travel-related disasters?

How do oil spills occur?

What are the effects of spills?

Which disaster is considered to be one of the worst spills to have happened in recent times ? Elaborate.

Name two state of India where floods cause massive damages every year.

Name two wildlife sanctuaries of Assam.

Define: Avalanche

Define: Tsunami

Define: Epidemic

Define: Storm surge

Define: Water table

Fill in the blanks

______ are incidents that cause significant damage or destruction to life and property.

Fill in the blanks

While most disasters happen suddenly like earthquake, nuclear explosion, others like ______ may have a slow beginning and later increase in extent and intensity.

Fill in the blanks

Disasters affect people living in ______ countries more adversely.

Fill in the blanks

Earthquakes usually occur without ______.

Fill in the blanks

An ______ is a sudden violent movement of a portion of the earth’s crust.

Fill in the blanks

______ are mostly caused due to the overflowing of rivers in the monsoon.

Fill in the blanks

About ______ per cent of the land area in India is drought-prone.

Fill in the blanks

______ lead to acute shortage of water and crop failure.

Fill in the blanks

________ nuclear disasters mostly occur due to accidents in nuclear power reactors.

Fill in the blanks

The Bhopal Gas tragedy is an incident of ______ disaster.

Fill in the blanks

The terror attack on Parliament of India took place on ______.

Fill in the blanks

Nepal lies on the fault called ______.

Fill in the blanks

______ explosion is the largest oil spill in the history of petroleum industry.

Fill in the blanks

Heavy rainfall in Assam causes the ______ river and its tributaries to overflow.

Fill in the blanks

______ is the most flood-prone region amongst the great northern plains of India with almost ______ per cent of the state affected by floods.