Natural Selection MCQs
Hello students, our next topic for the MCQ is ‘NATURAL SELECTION’. There are mainly three criteria for the natural selection. Firstly the variation in population then traits must be heritable and last one is limits on population growth in environment. The natural selection is selected by nature.
The following MCQ will provide you more information about ‘Natural selection’.
MCQ.1): Most famous and important theory of evolution by Darwin is ……………………………………
a)Nomenclature
b) Natural selection
c) Nature set
d) Selected names
MCQ.2):The theory of natural selection states that the organism which are best adapted to their environment have …………………………
a)Do not have chance of survival
b)Do not have chance of reproducing
c) Have a chance of survival
d)All of above
MCQ. 3):The increase of population in animals and plants requires more space and food and the organisms compete for the sources like food, water etc. is included in the Darwinism of ……………………………..……
a)Rapid multiplication
b)Slow multiplication
c)Limited environment resources
d)Struggle for existence
MCQ.4):When it comes to environment a species may face one or more …………………………
a)Selective pressure
b)Selective density
c)Optimal point
d)Optimization
MCQ.5):In the natural selection, the production of variations is due to …………………………………….
a)Mutations
b)Meiosis
c)Random mate selection
d)All of them
MCQ.6): …………………………………………………………………….. Is a type of natural selection where selective pressure favors an extreme variation of a trait.
a)Directional selection
b)Stabilizing selection
c)Disruptive selection
d)Sexual selection
MCQ.7):In stabilizing selection, the selective pressure favors the average ………………………………………………
a)Zygote
b)Monohybrid
c)Phenotype
d)None of them
MCQ.8):The struggle for existence refers to competition among members of a species for food, living space etc. and intraspecific struggle is ……………………………………………………………
a)Different species
b)Within species
c)Heat
d)Environmental factor
MCQ.9):When the inherited trait which increase an organism’s change of survival then it is known as …………
a)Adaptation
b)Genetic cross
c)Variant
d)Development
MCQ.10):The natural selection acts on the ………………………………………………
a)Phenotype
b)Genotype
c)Genetic makeup
d)Internal feature
Answers
1) b) Natural selection
2)c) Have a chance of survival
3)c) Limited environment resources
4)a) Selective pressure
5)d) All of them
6)a) Directional selection
7)c) Phenotype
8)b) Within species
9)a) Adaptation
10)a) Phenotype