NCERT exemplar

Are viruses living or non living?

Organise a discussion in your class on the topic- Are viruses living or non-living? Ans- They are neither true living nor true non living!   OPEN THIS VIDEO TO KNOW THE DETAILED SOLUTION OF THIS QUESTION Thanks! 😊

NCERT exemplar, Class 12th biology

A particular species of plant produces light, non-sticky pollen in large numbers and its stigmas are long and feathery. These modifications facilitate pollination by (a) insects  (b) water  (c) wind  (d) animals Ans- (c) wind  From chapter:- sexual re…

NCERT Exemplar, Class 12th biology

Q-) While planning for an artificial hybridisation programme involving dioecious plants, which of the following steps would not be relevant? (a) Bagging of female flower (b) Dusting of pollen on stigma (c) Emasculation (d) Collection of pollen Answe…

NCERT EXEMPLAR, Class 12th biology

Q-)  The generative cell of a two celled pollen divides in the pollen tube, but not in a three-celled pollen. Give reasons. Answer- From chapter:- Sexual Reproduction in Flowering Plants                                  Thanks! 😊

At present, Asha's age (in years) is 2 more than the square of her daughter Nisha's age. When Nisha grows to her mother's present age, Asha's age would be one year less than 10 times the present age of Nisha. Find their present ages.

At present, Asha's age (in years) is  2  more than the square of her daughter Nisha's age. When Nisha grows to her mother's present age, Asha's age would be one year less than  1 0  times the present age of Nisha. Find the sum of the…

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