2 and 3 marks biology imporant questions

In an examination,a student attempted 15 questions correctly and secured 40 marks.If there were two types of questions (2 marks and 4 marks questions),how many questions of 2 marks did he attempt correctly? (a) 5 (b) 10quad (c) 20 (d) 40

In how many ways can 30 marks be allotted to 8 question if each question carries at least 2 marks?

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CBSE Class 12 Biology - Most Important Question | 5 Marks - Most Expected Question | CBSE Board 2020

Class 12 Biology | Chapter 8 | Human Health and Disease | Important Questions and Quick Revision | Part 2

What will come in place of both the question marks ( ? ) in the following questions ? ((?)^(3//5))/(33) = (3)/((?)^(2//5))

What will come in place of both the question marks (?) in the following questions ? ((?)^(2.7))/(98)=((28))/((?)^(0.3))

Randy scored x marks in mathematics. His marks in biology were 3 more than two-thirds of the marks obtained by him in mathematics. The marks scored by Randy in biology were

Class 12 Biology | Chapter 3| Human Reproduction | Important Questions and Quick Revision | Part 2