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Question-1
The species which are morphologically more or less similar but do not interbreed are called:
(A)
Sibling species
(B)
Evolutionary species
(C)
Gene pool
(D)
Polymorphism
Question-2
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
Question-3
Write the name of the English naturalist who first resolved all previous perplexities of evolution.
(A)
Charles Robert Darwin
(B)
James Watson & Francis Crick
(C)
Albert Einstein
(D)
Sir Alec Jeffrey
Question-4
The smallest fundamental unit of classification is known as:
(A)
Polymorphism
(B)
Natural selection
(C)
Species
(D)
Speciation
Question-5
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-6
Darwin gave the biological world a master key that unlocked the previous intricacies about:
(A)
Lamarckism
(B)
Low of inheritance
(C)
Theory of Germplasm
(D)
Natural selection
Question-7
Organisms with multiple chromosome number which are of basic set can be called:
(A)
Zygotic mortality
(B)
Species
(C)
Polyploids
(D)
Neo-Darwinism
Question-8
Different species evolved from a single one in a process is called:
(A)
New species
(B)
Allopolyploid
(C)
Hybrid
(D)
Adaptive radiation
Question-9
The theory of evolution by natural selection was put forward by:
(A)
Landmark
(B)
Charles Robert Darwin
(C)
A.Weismann
(D)
Alfred Russel
Question-10
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
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Cambridge Advanced Grade 12
IGCSE
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