CBSE Class9-Science 11 (Work, Power Energy) MCQ

Work, Power Energy

MCQs

Q1: An example of Kinetic energy would be:
a. a moving car
b. a charge particle in an electric field.
c. a stretched rubber band just released.
d. all of the above.

Q2: Newton-meter is the SI unit of 
a. acceleration
b. work
c. power
d. force

Q3: Which of the following is/are example(s) of Potential Energy
a. A moving car.
b. A battery
c. A book resting on the table
d. both b and c

NTSE SAT Quiz-5 (Questions from HP NTSE SAT Paper)

Following questions appear in STSE SAT Paper.

Q.1 In which part of the body the most of iron is present?
1) Blood
2) Bones
3) Muscles
4) Heart

Q.2 Which is the pea shaped endocrine gland that is situated in the bony cavity at the base of the brain?
1) Thyroid
2) Pituitary
3) Adrenal glands
4) Thymus

Q.3 How many ovaries and fallopian tubes are there in a female body?
1) 2 ovaries and 2 fallopian tubes.
2) 2 ovaries and 1 fallopian tubes.
3) 2 ovaries and 4 fallopian tubes.
4) 4 ovaries and 2 fallopian tubes.

NTSE (SAT Quiz-3)

Q1: Which of the following is an antibiotic?
       a. Aspirin
       b. Penicillin
       c. Paracetamol
       d. Sulphadizine

Q2: Digestion of food starts in:
       a. mouth
       b. liver
       c. stomach
       d. intestines

Q3: By taking the pulse rate of the human body, a doctor determines
       a. heartbeat
       b. functioning of heart valves
       c. condition of lever
       d. functioning of lungs

Q4: A thermostat is used to
       a. purify air
       b. regulate humidity
       c. regulate temperature
       d. regulate air pressure

Q5: Heat from the sun reaches the earth by
        a. reflection
        b. conduction
        c. convection
        d. radiation

Q6: Dew forms most readily on nights that are:
        a. calm and clear
        b. stormy
        c. windy
        d. cloudy

Q7: The full moon rises in the
        a. east
        b. west
        c. south
        d. north

Q8: An aeroplane is able to fly because
       a. it is lighter than air
       b. it is heavier than air
       c. it is made up of very light material
       d. moving air can lift objects

Q9: The souring of milk is caused by the action of
        a. protozoan
        b. bacteria
        c. virus
        d. fungus

Q10. The smallest thing that can cause disease in the human body is
         a. flea
         b. bacteria
         c. protozoa
         d. virus

Q11: The most abundant gas in the air is:
         a. oxygen
         b. carbon dioxide
         c. nitrogen
         d. hydrogen

Q12: Which element is common between brass and bronze
         a. copper
         b. Iron
         c. Zinc
         d. Aluminium

Q13: The densest element known so far is
         a. gold
         b. mercury
         c. osmium
         d. tungsten

Q14: The most ductile element is
         a. gold
         b. silver
         c. iron
         d. aluminium

Q15: The metal having the highest melting point is
         a. chromium
         b. tungsten
         c. diamond
         d. Silver

Answers: 1-b     2-a     3-a     4-c    5-d     6-a     7-a    8-d    9-b    10-d

                11-c    12-a   13-c    14-a   15-b

See other quizes at link1, link2, link3

NTSE - SAT Quiz (Biology Set-1)

NTSE - SAT Quiz (Biology-1)

Quizzes by Quibblo.com | SnapApp Quiz Apps

NTSE SAT Sample Question Paper (Set 2)

1. The SI unit of electric current is:
   a. ampere 
    b. candela
    c. mole 
    d. none of these

2. A man is standing on a boat in still water. If he walks towards the shore the boat will
    a. move away from the shore
    b. remain stationary
    c. move towards the shore
    d. sink

3. A body is weighed at the poles and then at the equator. The weight
    a. at the equator will be greater than at the poles 
    b. at the poles will be greater than at the equator
    c. at the poles will be equal to the weight at the equator
    d. none of these

 4. The temperature of water at the bottom of a large waterfall is higher than that of the water at the top, because 
     a. the falling water absorbs heat from the sum
     b. the KE of the falling water is converted into heat
     c. the water at the bottom has greater PE
     d. rocks on the bed of the river give out heat


5. The chemical formula for Plaster of Paris is:
     a. $\left( CaSO_{4} \right)_2 \cdot H_2O$
     b. $CaSO_{4}\cdot H_2O$
     c. $CaSO_{4}\cdot 2H_2O$
     d. $CaSO_{4}$

6. Which of the following is the hardest substance known ?
    a. Graphite
    b. Iron
    c. Diamond
    d. coke

7. Which of the following elements is not present in stainless steel ?
    a.  Iron
    b. Tungsten
    c. Chromium
    d. Nickel

8. Rearing of bees is
    a. horticulture
    b. apiary
    c. apiculture
    d. poultry

9.  Nitrogen fixation is performed by
     a. Green algae and fungi
     b. Legumes and cereals
     c. Ferns and cycads
     d. Blue green algae & bacteria

10. LPG mainly contains
      a. Methane
      b. $H_2$, Methane and Ethane
      c. Methane & Ethane
      d. Butane and Isobutane

11. Non-metals are generally bad conductors of electricity. However, graphite is a good conductor of  electricity because it
      a. is an allotrope of carbon.
      b. has loosely bound electrons.
      c. is brittle.
      d. forms basic oxide.

12.  Metals are generally (i) good conductors of heat and electricity, (ii) lustrous, (iii) hard and (iv) ductile. Mercury has been categorized as metal because of which properties:
     a, (ii) and (iii)
     b. (ii) and (iv)
     c. (i) and (ii)
     d. (i) and (iv)

13. Which of the cells are likely to possess the highest numbers of mitochondria?
    a. hair cells
    b. skin surface cells
    c. red blood cells
    d. muscle cells

14. Which of the cells are likely to show lysosomal activity?
     a. gland cells
     b. skin cells
     c. damaged cells
     d. hair cells

15. Mass of neutron is
     a. 1.00727 amu
     b. 0.00054 amu
     c. 1.00867 amu
     d. 10.0867 amu 

Answers: 1-a     2-a     3-b    4-c   5-a     6-c     7-b    8-c   9-d  10-d 
               11-b  12-c   13-d   14-c  15-c

Class 10 - Light MCQ - Quiz

Light (Quiz)

MCQs
1. The line perpendicular to the reflective surface is the __________.
    a. normal
    b. line of refraction
    c. line of incidence
    d. line of reflection

2. Your image in a bathroom mirror results from __________.
   a.  diffuse reflection
   b. specular refraction
   c. specular reflection
   d. diffuse refraction

3. How does light normally travel?
    a.  in concentric circles
    b.  in a straight line
    c. always toward a dark area
    d. in a curved line

NTSE SAT Sample Question Paper -1

NTSE SAT Sample Question Paper - 1

1. In the Eisenstein equation E=mc², c denotes to

    a. velocity of sound

    b. the velocity of light.

    c. wavelength of light

    d. a constant factor.

2. Bamboo is an example of 

    a. herb

    b. shrub

    c. tree

    d. giant tropical grass

3. Which of the following is a method to prevent soil erosion? 

    a. plant more trees

    b. making dams

    c. cutting trees

    d. none of these

4. Besides nitrogen and phosphorus, the element commonly present in artificial fertilizer is:

    a. barium

    b. calcium

    c. pottasium

    d. sodium