Class 5 Science Natural Calamities Worksheet, which includes Fill in the blanks, MCQs, True/False, Match the following, Short Questions, and Long Questions.
A. Multiple Choice Questions
1. What is the point below the earth’s surface where an earthquake begins called?
A) Epicentre B) Focus C) Fault line D) Crust
2. The Richter scale measures the ______ of earthquakes.
A) Depth B) Frequency C) Intensity D) Duration
3. A volcano that has erupt‑ ed in recent times and may erupt again is called:
A) Extinct B) Dormant C) Active D) Caldera
4. Tsunami is commonly caused by:
A) Heavy rains B) Under‑sea earthquake C) Drought D) Volcanic ash fall
5. A sudden tropical storm near coastal zones is often called a:
A) Tornado B) Monsoon C) Typhoon D) Blizzard
6. Flood water depositing fertile soil on plains is known as:
A) Saline soil B) Alluvial soil C) Sandy soil D) Loamy soil
7. Which measure helps control floods by planting along river banks?
A) Afforestation B) Bunds C) Rainwater harvesting D) Check‑dams
8. The most effective method to improve groundwater during drought is:
A) Drip irrigation B) Rainwater harvesting C) Washing rivers D) Temporaries
9. Excessive cutting of trees leads to:
A) Less rainfall B) More floods C) Increased minerals D) Cooler climate
10. Which organization assists orphans and children affected during disasters?
A) WHO B) FIFA C) UNICEF D) NASA
B. True / False Write True or False against each statement.
1. The epicentre is located beneath the earth’s surface directly below the focus.
2. An earthquake measuring 3 on Richter scale causes massive structural damage.
3. Dormant volcanoes may erupt again in the future.
4. Tsunami waves can travel at speeds up to 800 km/hr.
5. Floods can sometimes bring new fertile soil called alluvial soil.
6. Damaged dams have no effect on floods in nearby areas.
7. Drought occurs when an area receives more than average rainfall over time.
8. Afforestation can help improve rainfall patterns.
9. Rainwater harvesting stores water in underground reservoirs.
10. NGO’s only provide relief during earthquakes, not for floods or droughts.
