He worked on embryological aspects and popularised the use of embryological characters in taxonomy. He established the Department of Botany, University of Delhi as an important centre of research in embryology and tissue culture. He also emphasised the need for initiation of work on artificial culture of immature embryos. These days, tissue culture has become a landmark in science. His work on test tube fertilisation and intra-ovarian pollination won worldwide acclaim.
Which of the following statements are correct? I. Biology is essentially the study of life. II. Sexual reproduction creates variants that enhance survival advantage. III. Without reproduction, species cannot survive for long. IV. Panchanan Maheshwari contributed mainly to zoological embryology. V. Tissue culture and embryo rescue were popularised by Panchanan Maheshwari.
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