5 to 8 Science MCQs Blanks Test - YLB Online Educational Forum

1. Mass number is represented by?

A.A

B.None of them

C.Z

D.N

2. How many groups are there in periodic table?

A.20

B.None of them

C.16

D.18

3. The tendency to gain or loss an element is also called?

A.Mass Number

B.None of them

C.Atomic Number

D.Valency

4. Birds and animals are?

A.Warm-blooded

B.Cold-blooded

C.None of them

D.Both are them

5. The process of separation of solute and solvent from the mixture is called...........?

A.Evaporation

B.None of them

C.Diffusion

D.Filtration

6. What is the unit of energy?

A.Joule

B.Ammeter

C.None of them

D.Pascal

7. Which actions are performed according to our wishes?

A.None of them

B.Involuntary actions

C.Voluntary actions

D.Reflex actions

8. Anything that occupies space and has mass is called..................

A.Force

B.None of them

C.Energy

D.Matter

9. What is PH scale of sodium hydroxide?

A.14

B.9

C.13

D.None of them

10. Who defined acids in 1903?

A.Robert hook

B.None of them

C.August Arrhenius

D.Watson

11. How many stages are there in Mitosis?

A.None of them

B.Two

C.Three

D.Four

12. Kingdom Monera deals with?

A.Animals

B.None of them

C.Bacteria

D.Plants

13. Which stars are the coolest stars?

A.None of them

B.Red stars (3,000 C)

C.Blue stars (25,000 C)

D.Proto star

14. The flow of electricity is called?

A.None of them

B.Velocity

C.Current

D.Force

15. A nucleotide consists of?

A.Phosphate

B.None of them

C.Both of them

D.Sugar and base

16. Nose consists of how many nostrils?

A.One

B.Three

C.Two

D.None of them

17. Earth is traveling around the sun is called?

A.None of them

B.Revolution

C.Axial rotation

D.Rotation

18. Influenza is an example of?

A.Virus

B.Fungi

C.Bacteria

D.None of them

19. What makes the red blood cells?

A.None of them

B.Iron

C.Vitamins

D.Proteins

20. Coal and oxygen react chemically to produce?

A.None of them

B.CO2

C.NH3

D.N2O

21. The characteristics that an organism inherits from its parents are called?

A.Chrysalis

B.None of them

C.Traits

D.Caterpillar

22. Flowering plants are called?

A.Both of them

B.Gymnosperms

C.Angiosperms

D.None of them

23. Blood bank in the body is called?

A.Spleen

B.Pancreas

C.None of them

D.Liver

24. Which mirrors are used as security mirrors?

A.Convex mirrors

B.None of them

C.Concave mirrors

D.Both of them

25. Seed coat is known as?

A.Testa

B.Micropyle

C.None of them

D.Embryo

26. A form of energy which comes from motion is called?

A.None of them

B.Potential energy

C.Electrical energy

D.Kinetic energy

27. How many cells do bacteria have?

A.One

B.Two

C.None of them

D.More than two

28. What is thickness of human skin?

A.4 millimeters

B.2 millimeters

C.None of them

D.3 millimeters

29. Winter sleep that helps animals to save energy and survive in winter is called?

A.Aestivation

B.Hibernation

C.Camouflage

D.None of them

30. Thalamus lies inside the?

A.Cerebrum

B.Medulla

C.None of them

D.Cerebellum