Wings of pigeon, mosquito and bat show

1. divergent evolution 

2. atavism

3. convergent evolution 

4. all of these 

 84%
AIIMS - 2007
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Homo erectus evolved during

(1) pleistocene           

(2) miocene

(3) pliocene                 

(4) holocene

Subtopic:  Evolution Prior to Ape Man: 2 | Evolution Prior to Ape Man |
 57%
AIIMS - 2009
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Which of the following postulates is related with Neo-Darwinism?

(1) Mutations are believed to help form new species.

(2) It incorporates isolation as an essential component of evolution.

(3) It can explain the occurrence of unchanged forms over millions of years.

(4) All of the above.

 74%
AIIMS - 2009
Please attempt this question first.
Hints

advertisementadvertisement

Which of the following statements is correct?

(1) Lion and leopard show convergent evolution

(2) Cryptic camouflage is seen in Biston betularia.

(3) Natural selection is responsible for the extinction of dinosaurs

(4) Homo habilis and Homo erectus are closely related.

Subtopic:  Genetic Basis of Adaptation |
AIIMS - 2011
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Which one the following evidences does not favour the Lamarckian concept of inheritance of acquired characters?

(1) Absence of limbs in snakes

(2) Melanization in peppered moth

(3) Presence of webbed toes in aquatic birds

(4) Lack of pigment in cave-dwelling animals 

 66%
AIIMS - 2011
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

The extinct human ancestor, who ate only fruits and hunted with stone weapons was

(1) Ramapithecus

(2) Australopithecus

(3) Dryopithecus

(4) Homo erectus

 70%
From NCERT
AIIMS - 2012
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

In Miller's experiment, he used a mixture of CH4, NH3, H2 and water vapour in a closed flask to mimic early earth conditions. What was the temperature at which this flask was kept?

(a) 800°C

(b) 1200°C

(c) 200°C

(d) 400°C

Subtopic:  Urey & Miller Experiment |
 94%
From NCERT
AIIMS - 2013
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which of the following is reptilian ancestor of birds?

(1) Hesperornis

(2) Ichthyornis

(3) Archaeopteryx

(4) Lycaenops

Subtopic:  Palentological Evidences of Evolution |
 85%
AIIMS - 2015
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

The correct sequence of stages in the evolution of modern man (Homo sapiens), is

(1) Homo erectus, Australopithecus, neanderthal man, cro-magnon man, modern man

(2) Australopithecus, Homo erectus, neanderthal man, cro-magnon man, modern man

(3) neanderthal man, Australopithecus, cro-magnon man, Homo erectus, modern man

(4) Australopithecus, neanderthal man, cro-magnon, Homo erectus, modern man

Subtopic:  Evolution of Homo Sapiens |
 85%
From NCERT
AIIMS - 2016
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Documented microfossils have been found that are as old as

(1) 2.5 billion years

(2) 3.5 billion years

(3) 1.5 billion years

(4) 2.5 billion years

Subtopic:  Biochemical Evidences |
AIIMS - 2017
Please attempt this question first.
Hints