1. Earthquake vibrations are detected, measured and recorded by an instrument called [A] sonargraph [B] seismograph [C] richter scale [D] magnetometer
2. Major part of earth’s crust is covered with [A] Trees [B] Mountains [C] Water [D] Chocolate
3. Ground water [A] Helps in germination of seeds [B] Maintains the moisture of the soil [C] Keeps green the deep rooted trees [D] All of the above
4. Wastes that can be broken down by microbes in the soil is [A] Biodegradable wastes [B] Non-biodegradable wastes [C] E-wastes [D] None of these
5. Which list includes only examples of matter that can take the shape of a container? [A] Oil, air, and rock [B] Water, air, and milk [C] Pen, ice, and wood [D] Nail, stick, and paper
6. The state of matter which has definite volume and definite shape [A] Solid [B] Liquid [C] Gas [D] None of these
7. Which of the following is generally used as a drinking water source? [A] Sea water [B] Glaciers [C] Ground water [D] All of these
8. A teacher opens a can of food in the front of a classroom. Soon, all of the students in the classroom can smell the food. Which statement identifies a property of a gas that allows all of the students to smell the food? [A] A gas has no mass. [B] A gas has a large mass. [C] A gas takes the shape of its container. [D] A gas keeps its shape when placed in a container.
9. Which one of the following is correct statement ? [A] All matter is made up of very small particles. [B] In liquid, particles are tightly packed as in solids. [C] Heating a substance makes its particles slow down. [D] When water is cooled, its particles start moving fast
10. Read the following statements. (i) I am present in air. (ii) I enter your lungs when you breathe in. (iii) Your body needs me to produce energy.
Which of the following gas is being described by the above statements? [A] Carbon dioxide [B] Nitrogen [C] Hydrogen [D] Oxygen
Have a question? Please feel free to reach out by leaving a comment below
