In Australia, marsupials and placental mammals have evolved to share many similar characteristics. This type of evolution may be referred to as :

1. Adaptive Radiation

2. Divergent Evolution

3. Cyclical Evolution

4. Convergent Evolution

Subtopic:  Theory of Evolution & Lamarckism | Concept of Organic Evolution: Evidence |
 63%
From NCERT
NEET - 2019
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A population of a species invades a new area. Which of the following condition will lead to Adaptive Radiation?

1. Area with a large number of habitats having very low food supply
2. Area with a single type of vacant habitat
3. Area with many types of vacant habitats
4. Area with many habitats occupied by a large number of species
Subtopic:  Theory of Evolution & Lamarckism | Concept of Organic Evolution: Evidence |
From NCERT
NEET - 2019
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Thorn of Bougainvillea and tendril of Cucurbita are examples of:

1. analogous organs

2. homologous organs

3. vestigial organs

4. retrogressive evolution

Subtopic:  Theory of Evolution & Lamarckism |
 88%
From NCERT
AIPMT - 2008
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Which one of the following pair of items correctly belongs to the category of organs mentioned against it?
1. Thorn of Bougainvillea and tendrils of Cucurbita – Analogous organs
2. Nictitating membrane and blind spot in the human eye – vestigial organs
3. Nephridia of the earthworm and Malpighian tubules of cockroach - Excretory organs
4. Wings of a honey bee and wings of crow - Homologous organs

Subtopic:  Definition & Types of Evolution | Theory of Evolution & Lamarckism |
 66%
From NCERT
AIPMT - 2008
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Adaptive radiation refers to:

1. adaptations due to geographical isolation
2. evolution of different species from a common ancestor
3. migration of members of a species to different geographical areas
4. power of adaptation in an individual to a variety of environments

Subtopic:  Theory of Evolution & Lamarckism |
From NCERT
AIPMT - 2007
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