Most fossils are found in:
1. Granite
2. Sedimentary rocks
3. Lava flows
4. Black soil
During course of evolution, the land reptiles which went back into water to evolve into fish-like reptiles, about 200 mya would refer to
1. Icthyosaurs
2. Tyrannosaurus
3. Pelycosaur
4. Therapsid
How many years ago dinosaurs suddenly disappeared from the earth ?
1. About 200 million years ago
2 About 65 million years ago
3. About 65 billion years ago
4. About 350 million years ago
Similarities in organisms with different genotypes indicate:
1. Microevolution
2. Macroevolution
3. Convergent evolution
4. Divergent evolution
Which of the following conclusions is of palentological evidences for evolution?
(1) A study of fossils in different sedimentary layers indicates the geological period in which they existed
(2) The new life forms have arisen at same time in the history of Earth
(3) Fossils are remains of hard parts of rocks showing the presence bof carbon in life forms
(4) Both B and C
Which of the following could evolve by the time of 500 mya?
(1) Jawless fishes
(2) Invertebrates
(3) Sea weeds
(4) Lobefins
Sauropsids gave rise to
(1) Turtles
(2) Mammals
(3) Gnetales
(4) Ginkgo's
Correct order is [1991]
1. Palaeozoic Archaeozoic Coenozoic
2. Archaeozoic Palaeozoic Proterozoic
3. Palaeozoic Mesozoic Coenozoic
4. Mesozoic Archaeozoic Proterozoic
Gnetales evolved from
(1) Psilophyton
(2) Rhynia type plants
(3) Tracheophyte ancestors
(4) Chlorophyte ancestors
Zosterophyllum evolved from
(1) Psilophyton
(2) Rhynia type plants
(3) Tracheophyte ancestors
(4) Chlorophyte ancestors