- 1(current)
Q. No.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%
Level 2: 60%+
AIPMT - 2008
Hints
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%
Level 1: 80%+
AIPMT - 2008
Hints
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 |
Level 3: 35%-60%
AIPMT - 2007
Hints
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 |
Level 3: 35%-60%
NEET - 2019
Hints
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 |
65%
Level 2: 60%+
NEET - 2019
Hints
- 1(current)
Q. No.
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