1. General Science grade 7 Michael 9:44:08 AM

2. Exam pattern 1.MCQs (20) 2.True/False (20) 3.Blanks (10) 4.Matching columns and analyzing pictures (28) 5.Label/Reading/Draw pictures (16) 6.Short answers (6)

3. Quiz 1 1.What is science? 2.What is melting, freezing? 3.What is melting and boiling point of water? 4.Draw a complete diagram of reflection of a light ray with an angle of incidence being 45 5.Function of pupil, lens, retina and optic nerve 6.Discoverer of penicillin 7.pH of pure water? 8.How to make a neutral substance from acid an base 9.Luminous and non-luminous object?

4. Quiz 2 1.Where does the gaseous exchange take place in our body? 2.What happens to glowing splint and lime water, when mixed with O 2 3.Which of the two gases makes the highest percentage of our atmosphere? 4.Which thing makes use of “heating effect of current”? 5.How many pathways are there for electric current to go through in a series circuit? (Draw a series circuit. 6.How the electrical appliances in classroom are connected? (In series or parallel?) 7.Most metals are found in element form or in compound form? 8.What happens to limewater when mixed with CO 2 9.Breathed air has higher percentage of __________, _________.

5. Quiz 2 PM2.5PM10O3O3 COSO 2 NO 2 19018098303170 (a) What’s the AQI of this day?_____________ (b) Which is the primary pollutant of this day? _____________

6. Electricity bill Quiz Electrical applianceTimeElectrical energy consumed(Kwh) 1 1500W electrical oven1hour 7 25W bulbs 9hour 1 700W electrical heater 6hour 1 500W TV 2hour 1.5kWh 1.575kWh 4.2kWh 1kWh Unit price = 0.61¥ Bill for the day: 5.047¥

7. Quiz 3 1.Which group of animals don’t lay egg? 2.How long is the small intestine in humans? 3.Air conditioner cooling is example of (conduction/convection or radiation) 4.A physically fit person has ___ resting pulse (high/low) 5.Dead sea has ___ salinity than pacific ocean (high/low) 6.Does habitat provide food and shelter to the living things that live in it? 7.What type of energy does a moving object have? 8.Animals with backbone are called ___. 9.Plants are divided into flowering and _____. 10.Name the diseases caused due to deficiency of Vitamin A, C, D. Iron and calcium 11.From which group does frog, monkey, turtle, chicken and shark belong to? 12.Photosynthesis equation

8. Quiz 3

9. Quiz 4 1.What would happen to the particles if we increase the temperature of substance? 2.Name the celestial body (space object), which is now not considered as a planet. 3.Which state of matter has largest spaces between its particles? 4.What are the benefits of transpiration for plants? 5.Light year is the unit of time or distance. 6.Which is the luminous object? (star, planet or satellite)

10. Quiz 5 1.Name few of the methods to cope with psychological stress during puberty. 2.How identical twins are formed? 3.A force can change ___, _____, _____ of an object. 4.State some examples where friction is useful 5.Are all the cells in human body the same? 6.In humans where does the fetus develop? (ovary, oviduct, uterus) 7.Which will remain the same all over the universe? (weight/mass) 8.When do we feel weightless? 9.What’s the basic unit of life? 10.How can we observe the cell in details? 11.What is the unit of force? 12.A 90kg astronaut weighs 900N on earth, what will be his mass and weight on moon. (gravity on moon is 6times less than on earth)

11. Quiz 5 SubstanceABCD Mass(g)60662430 Volume(cm 3 )5111260  Which of the four substances has the lowest density?  Which one will float in water? Animal or plant cell?

12. Quiz 5 State 1 environmental problem and its causes, harmful consequence and solutions. Name________________________ Causes____________________________________________________ Harmful consequence Solutions_________________________________________________