Academic year 2014-2015Midterm test IIName :__________________Subject: ScienceGrade :VII Max.marks: 25Date :Duration: 1 hour

I. Choose the best answer: (10 x 1 = 10)1. A body is moving along a circular path of radius 7m. While it reaches diametrically opposite end in its first rotation, distance and displacement covered by it is :(a) 22m, 7m(b) 22m, 14m(c) 44m, 14m(d) 44m, 7m2. If car moves 4m due east and then 25m due north, then the magnitude of displacement of the car is :(a) 7m(b) 5m(c) 6m(d) 4m3. A person, seated in a train under motion, is at rest with reference to :(a) a person watching him from the front seat(b) a person watching him from the ground(c) trees on the ground(d) a car moving in the opposite direction to the train4. Mg + O2 (a) MgO2(b)Mg(OH)2(c)MgO(d)Mg2O25. Rusting is an example of(a) Physical change(b) Chemical change(c) fast change(d) none of these6. The process of making large crystals of pure substance is:(a) Ionisation(b) Galvanisation(c) Combustion(d) Crystallisation7. The reproductive part of a plant is the(a) Leaf(b) Stem(c) root(d) flower8. Which of the following contains haemoglobin?(a) RBC(b) WBC(c) both of these(d) none of these9. The upward movement of water in plants is mainly due to(a) Transpiration(b) Photosynthesis(c) Respiration(d) plasmolysis10. Pollination is the movement of pollen grains from(a) Anther to ovary(b) Anther to stigma(c) Anther to egg(d) none of theseII. Fill in the blanks: (5 x 1 = 5)1. 18kmph is equal to __________________ ms-1.2. ____________________ gas is evolved when vinegar reacts with Baking soda.3. Curdling of milk is a ____________________ change.4. The fusion of male and female gamete is termed as________________________.5. Kidneys eliminate the waste in the form of liquid called_______________________.III. Answer the following: (5 x 2 = 10)1. Can a body be at rest as well as in motion at the same time. Explain.2. What are the physical properties of a substance?3. What is Galvanisation? Explain the need of it.4. Name the various types of blood vessels.5. Name the various modes of asexual reproduction in plants.All the best

Academic year 2014-2015Midterm test IIName :__________________Subject: ScienceGrade :VIIIMax.marks: 25Date :Duration: 1 hour

I. Choose the best answer: (10 x 1 = 10)1. Density of mercury in MKS is 13600 kg m-3 then in CGS is :(a) 1.36 gcm-3(b) 13.6 gcm-3(c) 136 g cm-3(d) 1360 gcm-32. Among the following identify derived quantities?(a) Speed(b) Temperature(c) Volume(d) Mass3.Density of water is : (a) 10 gcm-3(b) 100 kgm-3(c) 1000 kg m-3(d) none4. Which fuel has the highest calorific value?(a) Bio gas(b) Hydrogen(c)Methane(d)CNG5. Which of the following is the hottest part of the flame?(a) innermost zone(b) middle zone(c) outer zone(d) both (a) and (b)6. Which of the following is not inflammable?(a) Petrol(b) wood(c) Diesel(d) Kerosene7. Which of these is not present in animal cells?(a) Plastid(b) Cell wall(c) large vacuoles(d) all of these8. The control centre of the cell is (a) Cell wall(b) Vacuole(c) Plastid(d) Nucleus9. Cells can be seen only through:(a) Microscope(b) Telescope(c) Stethoscope(d) Lens10. Which of the following organisms are not Prokaryotes?(a) Bacteria(b)Blue green algae (c) Animals(d) none of theseII. Fill in the blanks: (5 x 1 = 5)1. m3 is the MKS unit of ______________________.2. The unit of Calorific value is________________ .3. The rise of temperature of the earth is called___________________________.4. The false projections of amoeba are called____________________.5. Group of similar cells performing a specific function is called a________________.

III. Answer the following: (5 x 2 = 10)1. If 1 km2 = 10a mm2, then find the value of a.2. Define the term Ignition temperature.3. What is combustion?4. What are the three components of a cell?5. What are Prokaryotes? Give examples.

All the best