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General Science 10

1. The penetrating power is maximum in — (A) a-rays (B) b-rays (C) g-rays (D) cathode rays 2. Which of the following rays carry no c...

1. The term ‘enzyme’ was coined by — (A) de Duve (B) Kunhe (C) C. Darwin (D) de Candolle 2. Which set of conditions represents easies...

1. Which of the following metals react with nitrogen to form nitride ? (A) Sodium (B) Potassium (C) Magnesium (D) None of these 2. O...

1. The major ingredient of leather is — (A) Carbohydrate (B) Collagen (C) Polymer (D) Nucleic acid 2. Glass is made from the mixture...

1. The first synthetic fibre made by man was — (A) Rayon (B) Nylon (C) Polyester (D) Terycott 2. Which variety of glass is heat res...

1. Which is a good nuclear fuel ? (A) Uranium — 238 (B) Neptunium — 239 (C) Thorium — 236 (D) Plutonium - 236 2. Long distance photo...

1. Cow milk is a rich source of — (A) Vitamin A (B) Vitamin B 1 (C) Vitamin C (D) Vitamin D 2. The element found in the surface of t...

1. Parmanent hardness of water may be removed by the addition of — (A) Alum (B) Sodium Carbonate (C) Lime (D) Potassium Permanganate ...

1. Which of the following is the lightest metal ? (A) Mercury (B) Silver (C) Lithium (D) Lead 2. The most important ore of Aluminium...

1. Which of the following is the lightest metal ? (A) Mercury (B) Silver (C) Lithium (D) Lead 2. The most important ore of Aluminium...