Answer : Option DExplaination / Solution:
Quartile deviation or Semi-interquartile range is one-half the difference between the first and the third quartiles. (QD = Q3-Q1/2)
Answer : Option DExplaination / Solution:
The body keeps its core temperature constant at about 37o Celsius by physiological adjustment controlled by hypothalamus, so called thermostat center.
Q5.In the programme ‘Partnership in excellence’ how many stations have been taken up for improving the efficiency
Answer : Option AExplaination / Solution:
The Ministry of Power has launched the 'Partnership in Excellence' programme. In this 26 thermal stations (with PLF less than 60%) have been taken up for improving the efficiency.
Q7.One of the characteristics of economic resource is scarcity. Which is the other?
Answer : Option DExplaination / Solution:
Economic resources are the assets which an economy may have available to supply and produce goods and services to meet the ever changing needs and wants of individuals and society as a whole.
Q8.The statistical study of human population is called
Answer : Option BExplaination / Solution:
The statistical study of human population in a particular area that changes over time or space is called demography. It includes size, growth, density, distribution and vital statistics.
Q9.Absorption spectrum, seen as dark lines in an otherwise continuous spectrum, for a given material results from the material's (atom or molecules)
Answer : Option AExplaination / Solution:
In an absorption spectrum, portions of a continuous spectrum (light containing all wavelengths) are missing because they have been absorbed by the medium through which the light has passed; the missing wavelengths appear as dark lines or gaps.
Q10.Micronutrients which is component of all organic compounds but not obtained from soil
Answer : Option DExplaination / Solution:
Most of the micronutrients are obtained from soil. Micronutrient which is present in all organic compounds is carbon that is not obtained from soil.
Total Question/Mark :
Scored Mark :
Mark for Correct Answer : 1
Mark for Wrong Answer : -0.5
Mark for Left Answer : 0