Science Class 6th
381. Our food contains?
A. Chemical energy
B. Heat energy
C. Light energy
D. None of these
382. An energy source that can’t be replaced or replaced very slowly by natural processes, is called?
A. Non-renewable energy resource
B. Renewable
C. None of these
383. Oil, Coal, Natural gas are?
A. Renewable
B. Non Renewable
C. Non of these
384. 1-3 years age group needs energy?
a. 1200 K Cal
b. 2300 K Cal
c. 1400 K Cal
d. Non of these
385. 4-6 years age group needs energy?
a. 1200 K Cal
b. 1600 K Cal
c. 1800 K Cal
386. 7-10 years age group needs _______ K Cal energy.
A. 3000
B. 4000
C. 2000
D. Non of these
387. 11-12 years age group needs ______ K Cal energy daily.
A. 5000
B. 6000
C. 8000
D. 2500
388. Animals and Humans store chemical energy of food and then change it into?
A. Heat
B. Kinetic Energy
C. Both ‘a’ and ‘b’
D. None of these
389. Humans and Animals in the end dissipate _______ energy into atmosphere.
A. Heat
B. Light
C. Kinetic
D. Both ‘a’ and ‘c’
390. Energy from sun passes to earth in form of?
A. Conduction
B. Radiation
C. Conviction
391. Energy from sun is absorbed into environment by?
A. Conduction
B. Convection
C. None of these
392. The energy absorbed by conduction is then eased into atmosphere by the process of?
A. Convection
B. Conduction
C. Radiation
D. None
393. The main source energy is _______.
A. Sun
B. Wind
C. Water
D. Magnet
394. A moving car has _______ energy.
A. Tidal
B. Kinetic
C. Potential
D. None
395. Which is not form of energy?
A. Heat
B. Light
C. Lamp
D. Sound
396. In battery, chemical energy is changed into?
A. Heat
B. Sound
C. Light
D. Electrical
397. ____ helps in making our work easier.
A. Machines
B. Tractor
C. Trolley
D. Truck
398. Wheel and Axle are ______ machines
A. Complex
B. Simple
C. All of these
399. Wheel and axle consists of wheel attached to __________ axle.
A. Larger
B. Smaller
C. None of these