Q. No.The flourishing period of progymnosperm is
(1) Devonian
(2) Silurian
(3) Cretaceous
(4) Permian
(1) Devonian
(2) Silurian
(3) Cretaceous
(4) Permian
The flourishing period of seed ferns is
(1) Jurassic
(2) Devonian
(3) Carboniferous
(4) Triassic
Which of the following was not flourishing in Jurassic period?
(1) Herbaceous lycopods
(2) Sphenopsids
(3) Ferns
(4) Conifers
Gnetales evolved from
(1) Psilophyton
(2) Rhynia type plants
(3) Tracheophyte ancestors
(4) Chlorophyte ancestors
Which of the following is not extinct?
(1) Pelycosaurs
(2) Therapsids
(3) Thecodont reptiles
(4) Sphenopsids
The land reptile which went back into water to evolve into fish like reptiles..
(1) Around 250mya e.g. Ichthyosaurs
(2) Around 300mya e.g. Therapsids
(3) Around 200mya e.g. Ichthyosaurs
(4) Around 150mya e.g. Therapsids
Which of the following is not true?
(1) Small sized reptiles of dinosaurs of that era still exist today.
(2) Tyrannosaurs rex was about 20 feet in height and had hugesome dagger like teeth.
(3) Dinosaur extinct, a possible reason may be most of them has evolved into birds
(4) Giant ferns fell to form coal deposits very fast
Which of the following statement is wrong?
(1) The first mammals were shrews
(2) The fauna of North America overrode the mammals of South America.
(3) Continental drift caused Australian mammals to survive because of lack of competition.
(4) The fossils of first mammals are small sized.
© 2024 GoodEd Technologies Pvt. Ltd.