GK/Everyday Science
The 'stone' formed in human kidney consist mostly of ____________?
A.
Calcium oxalate
B.
Sodium acetate
C.
Magnesium sulphate
D.
Calcium
All of the following are electromagnetic radiations except__________?
A.
Red light
B.
Sound waves
C.
X-rays
D.
Photon
Which of the following is a substance ?
A.
Sea water
B.
Brass
C.
Tape water
D.
Graphite
Which one is the brightest star in the night sky?0
A.
Betelgeuse
B.
Sirius
C.
Regal
D.
Polaris
When a star becomes a singularly and has a zero volume and infinite density, it is called ____________?
A.
White dwarf
B.
Blue dwarf
C.
Wolf-Rayet star
D.
Black hole
The pancreases secrets___________?
A.
Insulin
B.
Vitamin A
C.
Bile juice
D.
None of these
Current stage of star 'Sun' is ______________?
A.
White dwarf
B.
Red giant
C.
Yellow dwarf
D.
Orange dwarf
Sunlight is great source of ___________?
A.
Vitamin C
B.
Vitamin D
C.
Vitamin E
D.
Vitamin K
Short-sight defect could be corrected by a ____________lens?
A.
Concave lens
B.
Convex lens
C.
Converging lens
D.
None of these
Which of these plants open its mouth when insects sit on its lid?
A.
Sunflower
B.
Pitcher plant
C.
Brassica plant
D.
None of these
Vertebral Column in human beings consists of how many vertebrae?
A.
5
B.
10
C.
12
D.
32
The protons and neutrons are found in the center of the atom, which is called the______________of the atom?
A.
Nucleus
B.
Headquarters
C.
Hub
D.
None of these
A tight-rope walker carries a long pole which he holds across his body. The purpose of his pole is to _____________?
A.
Prop him up if falls
B.
Spread out his weight and reduce the pressure on the rope
C.
Add extra weight to keep the rope tightly stretched
D.
To keep the center of gravity always above vertically above the rope
Which of these is not a region of the spinal cord?
A.
Thoracic
B.
Pelvic
C.
Lumber
D.
None
Geiger_Muller counter is used to detect _____________?
A.
Protons
B.
Neutrons
C.
Photons
D.
None
The earth's _______________is divided into 15 major plates of various sizes
A.
Mesosphere
B.
Stratosphere
C.
Lithosphere
D.
None
The dominant phase of life cycle in these organism is haploid?
A.
Mosses
B.
Bacteria
C.
Protozoa
D.
None
The theory of Expanding Universe was first propounded by_____________?
A.
Einstein
B.
Newton
C.
Gahleo
D.
Hubble
Water is a highly effective coolant for a engine because__________?
A.
Water is good conductor of heat
B.
Water has very high specific heat capacity
C.
Water boils at a comparatively high temperature
D.
Evaporation of water produces lot of cooling
T.V transmission cannot cover a large area because
A.
The strength of T.V waves is very limited
B.
Picture cannot be transmitted clearly after a specific distance
C.
The shape of the earth is spherical
D.
the air is not a good conductor of light and sound/waves
Which part of the Camera is analogue to the retina in the human eye?
A.
Lens
B.
Film
C.
Aperture
D.
Shutter
Which of the following diseases is caused by virus?
A.
Small pox
B.
Tuberculosis
C.
Malaria
D.
Cholera
Which is the largest gland in the human body?
A.
Thyroid
B.
Liver
C.
Pancreas
D.
None of these
Total volume of the blood in a normal adult human being is
A.
5-6 liters
B.
3-4 liters
C.
8-10 liters
D.
10-12 liters
Magnifying power of a simple microscope can be increased by?
A.
Increasing focal length of the lens
B.
Decreasing focal length of the lens
C.
Lens of large aperture
D.
Lens of short aperture