Category: CSIR NET Life Science Previous Year Questions and Solution on EVOLUTION AND BEHAVIOUR

Following is a diagrammatic representation of human evolutionary tree .In the above diagram A, B, C and D respectively represent: (1) Denisovan, Homo habilis, Homo erectus, Homo neanderthalensis (2) Homo […]

According to fossil record, the earliest fossils of liverworts are found in late Devonian, of mosses in early cretaceous, and vascular plants in the later Silurian/early Devonian. Anthoceros (hornworts) fossils […]

Match the geological time period with the extinction or diversification events associated with them: (1) A-ii, B-i, C-iii, D-iv (2) A-iv, B-i, C-ii, D-iii (3) A-iii, B-ii, C-i, D-iv (4) […]

Several distinct time periods and different routes might explain the entrance of marsupials into Australia. (i) Late Jurassic – early therians arrived in Antarctica – Australia where the marsupials subsequently […]

Following is the list of some important events in the history of life and the names of the epochs of Cenozoic era. Events A. Angiosperm dominance increases; continue radiation of […]

Some important events in the history of life on Earth are given below. A. First vertebrates (jawless fishes); first plants. B. Forest of ferns and conifers; amphibians arise; insects radiate. […]

A few events in the history of life on earth are given below A. Radiation of mammals and bird; Flourishing of insects and angiosperms B. Primitive plants and fungi colonize […]

The first vertebrate animal appeared in which of the following geological ages? A) Paleozoic era B) Mesozoic era C) Ordovician period D) Cretaceous period E) Mississippian epoch F) Paleocene epoch […]

Any movie that features dinosaurs should also have which of the following combinations of geological age- appropriate organisms? Choose the correct combination. (1) Humans, angiosperms and gymnosperms, birds, (2) Early […]

The following geological eras mark the advent of important events in the history of earth – origin of terrestrial plants, origin of mammals and break up of the land mass […]