Q: 19521
The fruits without seed, like banana, are called_____________?
Seedless fruits
Parthenogenesis fruits
Parthenocarpic fruits
placental fruits
Organic fruits
Q: 19522
Animal which captures and readily kills living animals for its food is called___________?
Parasite
Scavenger
Predator
Mammal
None of these
Q: 19523
Name the famous book of Ibn-Sina in which he discussed human physiology and medicine ?
Al-Qanun
Al-Masudi
New Renaissance
Tadhkira
None of these
Q: 19524
In a railway track, two rails are joined end to end with a gap tin between them because?
Steel can be saved
Accidents due to contraction in winter can be avoided
Air gaps are necessary for bearing the weight of running train
Accidents due to expansion in summer can be avoided
All of these
Q: 19525
In which CE, Hijrat to Madina took place?
621 CE
622 CE
618 CE
610 CE
Q: 19526
Water is heated in a kettlE. The inside water is heated by convection. A person sitting near the fire receives heat by ________?
Conduction
Convection
Radiation
Reflection
None of these
Q: 19527
In winter an iron pipe feel colder than a wooden window . This is because wood is_______?
Conductor
Non-Conductor
Semi- Conductor
Not a solid while iron is a solid
None of these
Q: 19528
The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________?
1120 ft
120 ft
56 ft
100 ft
None of these
Q: 19529
It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the_______?
pitch
Frequency
Time period
Quality
None of these
Q: 19530
When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________?
Visible
Transparent
Invisible
opaque
None of these
Q: 19531
A six feet tall lady wants to see her full image in a plane mirror . The minimum length of the mirror will be ?
6 feet
12 feet
4 feet
3 feet
None of these
Q: 19532
The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use ?
red waves
Infrared waves
Ultrasonic
super sonic
None of these
Q: 19533
In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called ?
Chemical Reaction
Nuclear reaction
Fission nuclear reaction
Fusion nuclear reaction
None of these
Q: 19534
Parsec is a unit of ___________?
Energy
Time
Power
Distance
None of these
Q: 19535
The Continent Antarctica lies at the__________?
North pole
South pole
middle of the earth
Equator
None of these
Q: 19536
German Silver is an alloy of___________?
Zn + Ni
Cu + Zn
Cu + Ni
Cu + Sn
None of these
Q: 19537
The temperature of the dead body is_______________?
0 ‘C
37 ‘
Room Temperature
Temperature of the place where it is kept
None of these
Q: 19538
Lactometer is a type of Hydrometer which is used to measure the specific gravity of _________?