True-False

Questions

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5 questions · timed · auto-graded

Question 11 Mark

Match the given pair correctly:

Answer

સ્વપ્રયત્ન

Question 21 Mark

No source of energy can be completelypollution free.

Answer

સ્વપ્રયત્ન

Question 31 Mark

The range of wavelength of visible light is $4 x 10-6 m$ to $8 x 10-6 m.$

Answer

સ્વપ્રયત્ન

Question 41 Mark

Due to change in $DNA$, the hereditary characteristics come to existance.

Answer

સ્વપ્રયત્ન

Question 51 Mark

The modern periodic table is framed on the basis of atomic mass number of the elements.

Answer

સ્વપ્રયત્ન

True-False - Science STD 10 Questions - Vidyadip

Science True-False