Test- 10 - GENERAL SCIENCE

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

Time- 30 min

INSTRUCTIONS- KEEP YOUR GMAIL LOGGED IN

ANSWER ALL QUESTIONS, GO TO VIEW SCORE OPTION AFTER SUBMITTING THE TEST IN THE SAME PAGE WITHOUT REFRESHING THE PAGE TOCHECK THE SOLUTION. PROVIDE CORRECT EMAIL ID TO RECIEVE A RESPONSE IN YOUR GMAIL

Email *

Name *

0 points

1. For the hydrogen atom, which series describes electron transitions to the N=1 orbit, the lowest energy electron orbit? Is it the: *

1 point

Lyman series

Balmer series

Paschen series

Pfund series

2. Electric current may be expressed in which one of the following units? *

1 point

coulombs/volt

joules/coulomb

Coulombs/second

ohms/second

3. For an object moving in uniform circular motion, the direction of the instantaneous acceleration vector is: *

1 point

tangent to the path of motion

equal to zero

directed radially outward

directed radially inward

4. A pendulum which is suspended from the ceiling of a railroad car is observed to hang at an angle of 10 degrees to the right of vertical. Which of the following
answers could explain this phenomena? *

1 point

The railroad car is at rest.

The railroad car is accelerating to the left.

The railroad car is moving with constant velocity to the right.

The railroad car is accelerating to the right

5.If the distance between two objects, each of mass 'M', is tripled, the force of attraction between the two objects is: *

1 point

1/2 the original force

1/3 the original force

1/9 the original force

unchanged

6. In physics, a radian per second is a unit of: *

1 point

angular displacement

angular velocity

angular acceleration

angular momentum.

7. If the resultant force acting on a body of constant mass is zero, the body's momentum is:
*

1 point

increasing

decreasing

always zero

constant

8. The force acting between two point charges can be computed using which of the following laws? *

1 point

Ohm's Law

Ampere's Law

Coulomb's Law

Newton's Second Law.

9. Induced electric currents can be explained using which of the following laws? *

1 point

Gauss's Law

Faraday's Law

Ohm's Law

Ampere's Law

10. For a negative point charge, the electric field vectors: *

1 point

circle the charge

point radially in toward the charge

point radially away from the charge

cross at infinity

11. For an infinite sheet of positive charge, the electric field lines: *

1 point

run parallel to the sheet of charge

are perpendicular to the sheet of charge and point in toward the sheet

are perpendicular to the sheet of charge and point away from the sheet

fall off as one over r squared

12. Five coulombs of charge are placed on a thin-walled conducting shell. Once the charge has come to rest, the electric potential inside the hollow conducting shell is
found to be: *

1 point

zero

uniform inside the sphere and equal to the electric potential on the surface of the sphere

smaller than the electric potential outside the sphere

varying as one over r squared.

13. : Three capacitors with different capacitances are connected in series.
Which of the following statements is TRUE? *

1 point

All three of the capacitors have the same potential difference between their plates.

The magnitude of the charge is the same on all of the capacitor plates.

The capacitance of the system depends on the voltage applied across the three capacitors.

None

14. Iron is what type of magnetic material? Is it: *

1 point

diamagnetic

paramagnetic

ferromagnetic

non-magnetic

15. The Tesla and the Gauss are units of measure of: *

1 point

conductance

magnetic field strength

magnetic flux

electrical current

16. Which of the following colors of visible light has the longest wavelength? Is it: *

1 point

violet

green

yellow

red

17. When a metal becomes a superconductor, there is a tremendous decrease in its: *

1 point

total volume

electrical resistance

length

density

18. The noble gases have low boiling points because: *

1 point

their ionization potentials are very low

only weak Van der Waals forces hold the atoms together

they are produced by the fractional distillation of liquid air

they have eight electrons in the outer shell

19. For which of the following classes of salts are all of its compounds soluble in water? *

1 point

sulfates

nitrates

hydroxides

chlorides

20. The halogen with the largest atomic radius is:
*

1 point

21. Compounds of iodine are NOT used for which of the following? *

1 point

as a refrigerant

in photographic film

as an essential part of diet

as an antiseptic

22. Which of the following contain sp2 hybridized carbon atoms? *

1 point

alkanes

alkenes

alkynes

cycloalkanes

23. Which of the following phrases is NOT appropriate for a description of benzene? *

1 point

characteristic reactivity of an alkene

volatile liquid

aromatic hydrocarbon

resonance hybridization

24. One of the following is NOT a lipid. Is it: *

1 point

fats and oils

starches

steroids

waxes

25. Forces in ionic crystalline solids are primarily which of the following? *

1 point

covalent

electrostatic

Van der Waals

magnetic

26. Which one of the following atoms has two unpaired electrons in its ground state: *

1 point

Sodium

Calcium

Oxygen

Aluminum

27. : In which of the following compounds is the bonding most covalent? *

1 point

NaCl

MgS

Fe3C

28. The elements in group 1A of the periodic table are called: *

1 point

halogens

alkaline earths

alkali metals

rare earths

29. Which of the following halogens does NOT replace the other halogens from their compounds? *

1 point

fluorine

iodine

bromine

chlorine

30. The oxidation number of chlorine in KClO4 is: *

1 point

-1

31. In general, as you move down a family the ionization energy: *

1 point

increases

decreases

remains the same

increases or decreases

32. An aldehyde can be oxidized to form: *

1 point

a ketone

an acid

an alcohol

an ester

33. Elements that exist in two or more distinctly different solid forms are known as: *

1 point

azeotropes

allotropes

isotopes

isochores

34. Immiscible liquids: *

1 point

are not mutually soluble

dissolve in each other

dissolve in more than one liquid

are unstable and chemically react

35. Which of the following describes the major difference between bryophytes (pron: bry-oh-fites) and tracheophytes (pron: tray-key-o-fites)? *

1 point

a) tracheophytes can survive on land

b) tracheophytes have seeds inside fruits

c) tracheophytes can make their own food

d) tracheophytes have vessels to transport materials

36. When a color blind man marries a woman pure for normal color vision, it is probable that one of the following situations may result. Is it probable that
*

1 point

a) all the children will be color blind

b) all the grandchildren will be color blind

c) only the sons will be colorblind

d) half the grandsons will be color blind

37. In a plasma membrane, which of the following provides a general barrier to the movement of molecules? *

1 point

a) lipids

b) proteins

c) carbohydrates

d) all of these

38. Fertilization of the ovum by the sperm usually occurs in the: *

1 point

a) oviduct

b) vagina

c) uterus

d) ovary

39. The number of mature gametes resulting from meiosi in the female is: *

1 point

a) 1

b) 2

c) 3

d) 4

40. A layer of dead skin cells is found in the:
*

1 point

a) subcutaneous tissue

b) dermis

c) epidermis

d) no dead cells are in the skin

41. Digestion of PROTEINS begins in which of the following human organs? *

1 point

a) small intestines

b) colon

c) mouth

d) stomach

42. Bile has what function in digestion? *

1 point

a) emulsify lipids

b) digest proteins

c) gluconeogenesis

d) digest carbohydrates

43. Oxygen enters the body of a grasshopper through: *

1 point

a) gills

b) spinnerets

c) spiracles

d) book lungs

44. During which phase of the cell cycle are normal components of the cell synthesized and assembled? *

1 point

a) the M phase

b) the G1 phase

c) the S phase

d) the G2 phase

45. If a red blood cell is placed in a hypotonic solution, it: *

1 point

a) swells

b) shrinks

c) crenates

d) remains the same

46. The difference between smooth and rough endoplasmi reticulum is the lack of *

1 point

a) ATP

b) proteins

c) ribosomes

d) peroxisomes

47. Which organelle has been shown to contain DNA? *

1 point

a) Ribosome

b) Mitochondria

c) Golgi Apparatus

d) none of the above

48. Which of the following scientific terms is used to describe the loss of water vapor by plants. Is it: *

1 point

a) digestion

b) respiration

c) adsorption

d) transpiration

49. Which of the following are the most common bryophytes? *

1 point

a) ferns

b) cone-bearing plants

c) mosses and liverworts

d) flowering plants

50. Which of the following laws best describes the statement: The members of an homologous pair of genes are separated during meiosis of reproductive cells so that each gamete contains one of the alleles. Is it: *

1 point

a) law of segregation

b) law of independent assortment

c) law of filial generation

d) law of sorting

A copy of your responses will be emailed to the address you provided.

Submit

Clear form

Never submit passwords through Google Forms.

Forms

reCAPTCHA

Privacy Terms

This content is neither created nor endorsed by Google.