Question No:1

Bryophytes evolved in which of these periods?

[A] Carboniferous
[B] Permian
[C] Triassic
[D] Cretaceous



Question No:2

How many of these periods belong to the paleozoic era?
Cretaceous, Jurrasic, Triassic, Permian, Carboniferous, Devonian, Silurin

[A] 1
[B] 2
[C] 3
[D] 4



Question No:3

Synapsids existed:

[A] 300 mya
[B] 150mya
[C] 350 mya
[D] 50 mya



Question No:4

Zosterophyllum belonged to which period?

[A] Silurian
[B] Devonian
[C] Carboniferous
[D] Permian



Question No:5

Which of the following was/were most abundant in cenozoic era?

[A] Angiosperm
[B] Cycads
[C] Conifers
[D] Ginkgos



Question No:6

Which of these features belong/s to mammals?

[A] Viviparous, avoid danger
[B] More intelligent in sensing
[C] Both
[D] None



Question No:7

What can be said to be the success story of man in evolution?

[A] Language skills
[B] Self-consciousness
[C] Increase cranial capacity
[D] All



Question No:8

Conifers were most abundant in:

[A] Paleozoic era
[B] Mesozoic era
[C] Coenozoic era
[D] All eras



Question No:9

Seed ferns evolved from:

[A] Cycads
[B] Gnetales
[C] Conifers
[D] Progymnosperm



Question No:10

Arrange ascending order of extinction (reptiles):

[A] Pelycosaurs, thecodonts, therapside, Dinosaurs
[B] Thecodonts, Dinosaurs, pelycosaurs, therapside
[C] Dinosaurs, therapside, thecodonts, Pelycosaurs
[D] Therapside, thecodonts, pelycosaurs, dinosaurs



Question No:11

When a given population is in genetic equilibrium, then:

[A] Gene pool remains constant.
[B] Allele frequencies in population is constant from generation to generation.
[C] Sum total of all allelic frequencies is 1.
[D] All



Question No:12

How many factors affect the Hardy-Weinberg equilibrium?

[A] 1
[B] 3
[C] 4
[D] 5



Question No:13

Factors affecting genetic equilibrium are the following except:

[A] Gene flow
[B] Mutation
[C] Somatic variation
[D] Genetic recombination



Question No:14

Five factors affecting genetic equilibrium are:

[A] Gene flow, genetic drift
[B] Mutation, genetic recombination
[C] Natural selection
[D] All of the above



Question No:15

Natural selection is of following types:

[A] Stabilising
[B] Disruptive
[C] Directional
[D] Any of the above