Which of the following is not a seed borne disease ?
Brown leaf spot of rice
Black arm of cotton
Red rot of sugarcane
Main constituents of Biogas are
Methane and Carbon dioxide
Ethylene and Carbon dioxide
Butane and Carbon monoxide
Methane and Carbon monoxide
‘Blight’ the disease of potato can be cured by
Agrimycin and Ceresan
Temperature in human beings is controlled by
Which of the following is/are found in plant cells but not in those of animals?
Plastid & Cellular wall
Mitochondria & Golgi apparatus
Cell wall & lysozyme
Which of the following statements is incorrect ?
Entropy is a quantity introduced to give clear expression to the results of thermodynamics
Change in entropy is defined as the ratio of the amount of heat taken up to the absolute temperature
Change in entropy is directly proportional to the amount of heat taken up
The entropy of a system is a measure of its degree of disorder
Which of the following is the organic matter of animal and vegetable origin in the soil ?
None of the above
Which of the following is the correct sequence in order of increasing power consumption ?
Television, Fan, Electric Kettle, Electric Iron
Television, Fan, Electric Iron, Electric Kettle
Fan, Television, Electric Kettle, Electric Iron
Fan, Television, Electric Iron, Electric Kettle
If a toy boat in a tank sinks, the level of water will
Remain the same
Influence of genes in controlling the activity of living organisms is through
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