Q9 Name the microbes that help production of the following prod...
Q10 Suggest two practices giving one example each, that help pro...
Q10 List four benefit to human life by eliminating the use of CF...
Q11 Draw the diagram of a pistil wh...
Q11 Can a plant flowering in Mumbai...
Q12 Both Haemophilia and Thalassemi...
Q13 List the two methodologies which were involved in human geno...
Q13 Explain ‘YAC’ and mention what was it used for.<...
Q14 Write the characteristics of Ramapithecus, Dryopithecus ...
Q15 Explain addiction and dependence in respect of drug or...
Q15 Why is there fear amongst the guardians that their adolescen...
Q15 Name a human disease, its causa...
Q16 How did plant breeding techniques help north Indian farmers ...
Q16 Write the desirable characters a farmer looks for in his sug...
Q17 Secondary treatment of the sewa...
Q18 (a) Explain the significance of "palindromic nucleotide...
Q19 Describe the roles of heat, primers and the bacterium Th...
Q20 Explain the various steps involved in the production of arti...
Q21 ‘‘Organisms may be conformers or regulators.&rsq...
Q21 Why are there more conformers than regulators in the animal ...
Q22 Describe the inter-relationship between productivity, gross ...
Q23 It is commonly observed that pa...
Q24 Explain the following phases in the menstrual cycle of a hum...
Q24 A proper understanding of menstrual cycle can help immensely...
Q24 (a) When a seed of an orange is...
Q25 Compare, giving reasons, the J-shaped and S-shaped models of...
Q25 Write any two limitations of ecological pyramids.
Q25 What is an ecological pyramid ? Compare the pyramids of ener...
Q25 Explain ‘fitness of a species’’ as mention...
Q26 Write the different components of a lac -operon in E...
Q26 Explain the process of splicing of hn-RNA in a eukaryotic ce...
Q26 Describe the structure and function of a t-RNA molecule. Why...