Smartindia Classroom
CONTENTS
Maths
English
Physics
Chemistry
Biology
Geography
Computer
Business Studies
Accountancy
Back to home
Start Practice
Question-1
Organisms with multiple chromosome number which are of basic set can be called:
(A)
Zygotic mortality
(B)
Species
(C)
Polyploids
(D)
Neo-Darwinism
Question-2
Process of formation of new species, by the gradual transformation of pre-existing ones is known as:
(A)
Natural selection
(B)
Variations
(C)
Speciation
(D)
Lamarckism
Question-3
The random change in the allele frequency, occurring by chance alone, is known as:
(A)
Recombination
(B)
Gene migration
(C)
Mutation
(D)
Genetic drift
Question-4
The smallest fundamental unit of classification is known as:
(A)
Polymorphism
(B)
Natural selection
(C)
Species
(D)
Speciation
Question-5
The structure of beak of a group of birds found in Galapagos Islands is called:
(A)
Tree finch
(B)
Insectivorous finch
(C)
Warbler finch
(D)
Darwin’s finch
Question-6
The smallest fundamental unit of classification is known as:
(A)
Species
(B)
Polymorphism
(C)
Selection
(D)
Genus
Question-7
Sum total of all the genes in a population is known as:
(A)
Saltation
(B)
Macrogenesis
(C)
Gene pool
(D)
Population genetics
Question-8
The minimum two alternative forms of a gene or unit factor it represents are together called:
(A)
Chromosome
(B)
Allele
(C)
Nucleus
(D)
Gametes
Question-9
Malaria disease is caused by a protoctista parasite called:
(A)
Bacteria
(B)
Virus
(C)
Plasmodium
(D)
Fungus
Question-10
From generation to generation natural selection will keep the range of coloration in the insect population about the same, these type of change is called:
(A)
Directional selection
(B)
Disruptive selection
(C)
Stabilising selection
(D)
Speciation
Your Score 0/10
Click
here
to see your answersheet and detailed track records.
Cambridge Advanced Grade 12
IGCSE
Practice in Related Chapters
Transport in Plants
Regulations and Control
DNA and Protein Synthesis
The Molecules of Life
Photosynthesis and Plant Nutrition
Enzymes
Genetics
Cell
Cell Division
Ecology
Animal Nutrition
Reproduction in Animals
Gas Exchange
Evolution
Transport in Mammals
Respiration
Heterotrophic Nutrition
Powered By
