Question : Which disease is caused by Nickel?

Option 1: Itai-Itai

Option 2: Dermatitis

Option 3: Learning disability

Option 4: Asthma

Question : Siderosis is a disease caused by the inhalation of

Option 1: silica dust

Option 2: iron dust

Option 3: zinc dust

Option 4: coal dust

Question : The core of the Earth is made up of___________.

Option 1: cobalt and nickel

Option 2: iron and cobalt

Option 3: nickel and magnesium

Option 4: nickel and iron

Question : Earth's core is mainly made up of _____________.

Option 1: nickel and copper

Option 2: nickel and alumina

Option 3: nickel and iron

Option 4: nickel and magnesium

Question : Leptospirosis is a disease caused by

Option 1: Virus

Option 2: Fungus

Option 3: Protozoa

Option 4: None