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Class 9 (692 questions)
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by GIANSH GUPTA KHUNDKER
· Class 9
4. A farmer notices that their well water has become increasingly salty over the past few years. What is the most likely cause?
a. Overextraction of groundwater leading to saltwater intrusion.
b. Application of organic fertilizers.
c. High rainfall patterns.
d. Increased planting of trees.
Green Warrior
Life On Land
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by GIANSH GUPTA KHUNDKER
· Class 9
What is meant by "Land Degradation Neutrality" by 2030?
a. Stopping all agricultural activity
b. Reversing all industrial development
c. Ensuring the amount and quality of land resources remain stable or increase
d. Converting forests into farmland
Green Warrior
Life On Land
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by GIANSH GUPTA KHUNDKER
· Class 9
Which of the following is considered a direct driver of nearly 90% of global deforestation?
a. Urbanization
b. Agricultural expansion
c. Mining activities
d. Forest fires
Green Warrior
Life On Land
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by GIANSH GUPTA KHUNDKER
· Class 9
What is the main objective of Sustainable Development Goal (SDG) 15?
a. Promoting marine life conservation
b. Protecting, restoring, and promoting sustainable use of terrestrial ecosystems
c. Reducing carbon emissions in cities
d. Increasing industrial production
Green Warrior
Life On Land
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by GIANSH GUPTA KHUNDKER
· Class 9
Which of the following marine habitats is considered one of the most productive, yet is threatened by coastal development and ocean acidification?
A. Deep Ocean Trenches
B. Open Ocean
C. Coral Reefs and Mangroves
D. Polar Ice
Green Warrior
Life Below Water
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by GIANSH GUPTA KHUNDKER
· Class 9
Q6. What is the main goal of SDG 14 (Life Below Water)?
A. To increase ocean tourism and shipping.
B. To exploit deep-sea minerals for industrial growth.
C. To conserve and sustainably use oceans, seas, and marine resources.
D. To convert all marine areas into protected zones.
Green Warrior
Life Below Water
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by GIANSH GUPTA KHUNDKER
· Class 9
"Ghost fishing" refers to:
A. Fishing at night using special lights.
B. Catching rare species of deep-sea fish.
C. Abandoned fishing gear continuing to trap and kill marine life.
D. Using sonar to locate schools of fish.
Green Warrior
Life Below Water
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by GIANSH GUPTA KHUNDKER
· Class 9
Which phenomenon occurs when increased sea temperatures cause corals to expel the algae living in their tissues, turning them white?
A. Coral Seeding
B. Coral Bleaching
C. Ocean Acidification
D. Marine Debris
Green Warrior
Life Below Water
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by GIANSH GUPTA KHUNDKER
· Class 9
What percentage of the Earth's surface is covered by oceans, making their conservation vital for the planet?
A. 50%
B. 60%
C. 71%
D. 85%
Green Warrior
Life Below Water
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by GIANSH GUPTA KHUNDKER
· Class 9
What is a "compact city" model, aimed at sustainability?
a) Sprawling residential areas far from the city center.
b) A city with high-density, mixed-use development to reduce transport needs.
c) Cities designed only for vehicle traffic.
d) Cities with no public transportation.
Green Warrior
Sustainable Cities and Communities
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by GIANSH GUPTA KHUNDKER
· Class 9
Which of the following is a major contributor to air pollution in urban areas?
a) Solar energy usage
b) Exhaust fumes from motor vehicles
c) Green roofing
d) Bicycling
Green Warrior
Sustainable Cities and Communities
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by GIANSH GUPTA KHUNDKER
· Class 9
A Green Warrior team in a city is promoting "source segregation." What does this mean?
a) Segregating dry, wet, and hazardous waste at the point of generation.
b) Dumping all waste in a single landfill.
c) Burning waste to reduce volume.
d) Recycling plastics only.
Green Warrior
Sustainable Cities and Communities
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by GIANSH GUPTA KHUNDKER
· Class 9
Q1. What does "Sustainable Development Goal 11" (SDG 11) focus on?
a) Life Below Water
b) Sustainable Cities and Communities
c) Affordable and Clean Energy
d) Zero Hunger
Green Warrior
Sustainable Cities and Communities
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by GIANSH GUPTA KHUNDKER
· Class 9
Which of the following correctly represents the electronic configuration of Magnesium (Atomic Number = 12)?
A. 2, 8, 1
B. 2, 8, 2
C. 8, 2, 2
D. 2, 2, 8
Science
Structure of Atom
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by GIANSH GUPTA KHUNDKER
· Class 9
Isotopes of an element have:
A. The same mass number but different atomic numbers
B. The same atomic number but different mass numbers
C. The same number of neutrons
D. Different chemical properties
Science
Structure of Atom
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by GIANSH GUPTA KHUNDKER
· Class 9
The maximum number of electrons that can be accommodated in the 'M' shell is:
A. 8
B. 18
C. 32
D. 2
Science
Structure of Atom
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by GIANSH GUPTA KHUNDKER
· Class 9
Which subatomic particle was discovered by James Chadwick in 1932?
A. Proton
B. Electron
C. Neutron
D. Positron
Science
Structure of Atom
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by GIANSH GUPTA KHUNDKER
· Class 9
Where is the ciliated columnar epithelium found in the human body?
A. Lining of the mouth
B. Respiratory tract
C. Kidney tubules
D. Skin
Science
Tissues
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by GIANSH GUPTA KHUNDKER
· Class 9
Which of these is a vector for Malaria?
A. Housefly
B. Female Anopheles mosquito
C. Bacteria
D. Contaminated water
Science
Why Do We Fall Ill
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by GIANSH GUPTA KHUNDKER
· Class 9
Which of the following is a chronic disease?
A. Common cold
B. Influenza
C. Tuberculosis
D. Typhoid
Science
Why Do We Fall Ill
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