The sex orange are absent, but plasmogamy is brought about by fusion of two vegetative or somatic cells of different genotypes. It is the feature of

Fill in the blanks The sex organs are ....... but plasmogamy is brought about by fusion of two vegetative cells.

Which of the following statements are correct? (a) Asexual reproduction is absent in deuteromycets (b) Plasmogamy is brought about by fusion of two vegetative cells of same strain in basidiomycetes (c) Basidiospores and ascospores are produced exogenously and endogenously respectively (d) Bracket fungi is another name of some basidiomycetes

Fusion of two male garmetes to two different cells of the same female gametophyte is known as

The Examination System Entry to the elite ruling class (about 1.1 million till 1850) had been largely through an examination. This required writing an eight-legged essay (pa-ku wen) in classical Chinese in a prescribed form. The examination was held twice every three years, at different levels and of those allowed to sit only 1-2 per cent passed the first level, usually by the age of 24, to become what was called 'beautiful talent'. At any given time before 1850 there were about 526,869 civil and 212,330 military provincial (sheng-yuan) degree holders in the whole country. Since there were only 27,000 official positions, many lower-level degree holders did not have jobs. The examination acted as a barrier to the development of science and technology as it demanded only literary skills. In 1905, it was abolished as it was based on skills in classical Chinese learning that had, it was felt, no relevance for the modern world. Write any two key features of Chinesc examination system.

An organism is reproducing by asexual method of reproduction. The organism splits into two identical daughter cells. This happens when the cellular organism reaches to its maximum size of growth and then the nucleus of the organism elongates and divides into two parts. After that the cytoplasm also divides into two parts along with cell. Which of these statement is not a feature of asexual reproduction ? a) No meiosis occurs b) New individuals are genetically identical to the parents. c) Offsprings are clones of parents. d) Two individuals of different sexes involved.

Choose the incorrect statement(s) from the following. I. Fusion of male and female gametes is called fertilization. II. Plasmogamy refers to fusion of protoplast of two cells. III. Karyogamy refers to formation of zygote.