Explanation :
A
Correct Answered :
Wrong Answered :
A
Rickets
B
Night Blindness
C
Scurvy
D
Beri-Beri
A
Correct Answered :
Wrong Answered :
A
Absorption of light energy by chlorophyll
B
Reduction of carbon dioxide to Carbohydrates
C
splitting of water molecules in hydrogen and oxygen
D
Conversion of light energy to chemical energy
A
Correct Answered :
Wrong Answered :
A
Leech
B
Aspergillus
C
Paramecium
D
None of these
A
Correct Answered :
Wrong Answered :
A
Radium
B
Cobalt
C
Iodine
D
Uranium
B
Correct Answered :
Wrong Answered :
A
Converting it into fossil fuel
B
Burning it in limited supply of oxygen
C
Converting it into bio gas
D
Converting it into ash
B
Correct Answered :
Wrong Answered :
A
Ozone is a deadly poison
B
Ozone is not harmful
C
Ozone is essential for all aerobic forms of life
D
Ozone is essential for the metabolic activities of plants
A
Correct Answered :
Wrong Answered :
A
d=5.0+3.0
B
d=5.0-3.0
C
d=5.0+3.0-1.0
D
d=5.0-3.0-1.0
B
Correct Answered :
Wrong Answered :
A
Transpiration
B
Digestion
C
Respiration
D
Photosynthesis
D
Correct Answered :
Wrong Answered :
A
Fluids and solids have bulk modulus
B
Fluids have shear modulus and solids have bulk modulus
C
They both possess shear modulus
D
Fluids have bulk modulus and solids have shear modulus
A
Correct Answered :
Wrong Answered :
A
the increase in the concentration of toxin as we move to the top of food web
B
the micro and macro organisms that live in an ecosystem
C
The number of levels in the food web
D
the system of consumption of various foods
A
Correct Answered :
Wrong Answered :
A
Thermal power
B
Solar constant
C
Voltaic coefficient
D
Energy coefficient
B
Correct Answered :
Wrong Answered :
A
Any two arbitrary vectors can be multiplied
B
Any arbitrary vector can be multiplied by an arbitrary scalar
C
Any two arbitrary vectors can be added if they have the same units
D
None of these
C
Correct Answered :
Wrong Answered :
A
About 12% of all the food consumed by it gets converted to its body mass and is made available for the next level of consumers
B
About 2% of all the food consumed by it gets converted to its body mass and is made available for the next level of consumers
C
About 10% of all the food consumed by it gets converted to its body mass and is made available for the next level of consumers
D
About 22% of all the food consumed by it gets converted to its body mass and is made available for the next level of consumers
C
Correct Answered :
Wrong Answered :
A
The current induced in the coil is highest when the coil is moved parallel to the magnetic field.
B
The current induced in the coil is highest when the coil is moved at an angle of 45 degrees to the magnetic field to the magnetic field.
C
The current induced in the coil is highest when the coil is moved perpendicular to the magnetic field.
D
The current induced in the coil is lowest when the coil is moved perpendicular to the magnetic field
The current induced in the coil is highest when the coil is moved perpendicular to the magnetic field.
Correct Answered :
Wrong Answered :
A
Atmosphere
B
Clouds
C
Rain
D
Acid Rain
A
Correct Answered :
Wrong Answered :