Flowering plants with hermaphrodite flowers have developed many reproductive strategies to ensure cross-pollination. Study the given outbreeding devices adopted by certain flowering plants and answer the questions that follow.

Note: All plants belong to the same species. × - No pollen tube growth/inhibition of pollen germination on stigma. ✓ - Pollen germination on stigma.

Bacteria growing anaerobically on cellulosic material produce large amounts of which gases? Select the correct option.

Given below are two statements:
Statement I: Whisky, brandy, and rum are produced without distillation of the fermented broth.
Statement II: Saccharomyces cerevisiae is called doctor’s yeast.
Choose the correct answer from the options below:

Which of the following plays a significant role in our stomach in checking disease-causing microbes?

Which microorganism is used in yoghurt production?

Examine how did Al-Biruni compare the caste system in India with other societies and also write the chief features of his book Kitab-Ul-Hind.

Analyse the ideas put forward by Bal Krishan Sharma on federalism in the Constituent Assembly.

Analyse the causes of decline of the Vijayanagara Empire.

Explain any three features of ancient Indian coinage.