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Biology

General

Easy

Question

The best description of natural selection is

The survival of the fittest
The struggle for existence
The reproductive success of the members of a population best adapted to the environment
A change in the proportion of variation within a population

The correct answer is: The reproductive success of the members of a population best adapted to the environment

Natural selection is shown by the reproductive success of the members of a population best adapted to the environment.

Related Questions to study

Atavism is

Atavism is

Which of the following pairs is correct?

Which of the following pairs is correct?

A good example for recapitulation theory is

A good example for recapitulation theory is

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Although all mammals have some common characters, but they shows conspicuous differences due to

Although all mammals have some common characters, but they shows conspicuous differences due to

Select the examples which favours the mutational theory of evolution
I. Ancon sheep II. Hornless cattle

III. Cicer gigas IV. Novel oranges

V. Hairless cat VI. Double toed cat

The correct combination is

Select the examples which favours the mutational theory of evolution
I. Ancon sheep II. Hornless cattle

III. Cicer gigas IV. Novel oranges

V. Hairless cat VI. Double toed cat

The correct combination is

In which epoch, only modern humans prevails?

In which epoch, only modern humans prevails?

parallel

Identify the cranial capacity $A$ and $B$ of the given primates
PrimatesCranial Capacities (in cubic centimetris)

1. Heidelberg man1300 cc

2. Neanderthal man $A$

3. Cro-Magnon man1650 cc

4. Living Modern man $B$

Identify the cranial capacity $A$ and $B$ of the given primates
PrimatesCranial Capacities (in cubic centimetris)

1. Heidelberg man1300 cc

2. Neanderthal man $A$

3. Cro-Magnon man1650 cc

4. Living Modern man $B$

Genetic basis of adaptation was performed by

Genetic basis of adaptation was performed by

Mark the correct statements
I. Fitness of individuals means reproductive fitness

II. Homology in vertebrae brain indicates common ancestry

III. Theory of acquired character was given by de Vries

IV. After industrialization, the white moth did not survive due to predators

The correct option is

Mark the correct statements
I. Fitness of individuals means reproductive fitness

II. Homology in vertebrae brain indicates common ancestry

III. Theory of acquired character was given by de Vries

IV. After industrialization, the white moth did not survive due to predators

The correct option is

parallel

$P h i l o s o p h i e blank Z o o l o g i q u e blank$ was written by

$P h i l o s o p h i e blank Z o o l o g i q u e blank$ was written by

How many numbers of four digits greater than 2300 can be formed with the digits 0, 1, 2, 3, 4, 5 and 6; no digit being repeated in any number ?

How many numbers of four digits greater than 2300 can be formed with the digits 0, 1, 2, 3, 4, 5 and 6; no digit being repeated in any number ?

In how many ways 4 boys and 4 girls can be seated in a row so that boys and girls are alternate?

In how many ways 4 boys and 4 girls can be seated in a row so that boys and girls are alternate?

parallel

many different words can be formed from the letters of the words GANESHPURI when:
vii) How many words of 5 letters each can be formed each containing 3 consonants and 2 vowels?

many different words can be formed from the letters of the words GANESHPURI when:
vii) How many words of 5 letters each can be formed each containing 3 consonants and 2 vowels?

many different words can be formed from the letters of the words GANESHPURI when:
vi) The vowels always occupy even places (i. e. 2^nd, 4^th etc.)

many different words can be formed from the letters of the words GANESHPURI when:
vi) The vowels always occupy even places (i. e. 2^nd, 4^th etc.)

many different words can be formed from the letters of the words GANESHPURI when:
v)The letters E, H, P are never together

many different words can be formed from the letters of the words GANESHPURI when:
v)The letters E, H, P are never together

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