6,253 previous year Goa Board (GBSHSE) - Class 9 questions, grouped by year, with answers and solutions.
Refer to the Case Study 'Case Study: Hazardous Enterprise and Supreme Court Doctrine of Absolute Liability' to answer:
Which Fundamental Right under Part III of the Constitution was invoked as the constitutional foundation for environmental protection?
Heredity & Genetics: According to Mendel's law in 'Atoms and Molecules: Mole Concept and Atomic Mass', the monohybrid phenotypic ratio in the $F_2$ generation is:
Heredity & Genetics: According to Mendel's law in 'Atoms and Molecules: Mole Concept and Atomic Mass', the monohybrid phenotypic ratio in the $F_2$ generation is:
Directions: In the question below, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
Assertion (A): The value of $\sin\theta$ cannot exceed 1 for any real angle $\theta$.
Reason (R): In any right-angled triangle, the hypotenuse is the strictly longest side, ensuring the ratio $\text{Perpendicular}/\text{Hypotenuse} \le 1$.
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