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

The finches of the Galapagos islands provide evidence in favour of:

1. special creation

2. evolution due to mutation

3. retrogressive evolution

4. biogeographical evolution

Which one of the following is not a living fossil?

1. King crab

2. Sphenodon

3. Archaeopteryx

4. Peripatus

The most recent and direct pre-historic ancestor is:

1. Cro-magnon 

2. Neanderthal

3. Pre-neaderthal

4. None of these

Darwin’s finches represent:

1. Morphological variations

2. Geographical isolations

3. Climate variations

4. Reproductive isolation

Hardy-Weinberg equilibrium is known to be affected by gene flow, genetic drift, mutation, genetic recombination and:

1. evolution

2. limiting factors

3. saltation

4. natural selection 

Which one of the following in birds indicates their reptilian ancestry?
 

Darwinism explains all the following except:

Theory of pangenesis was given by:

1. Darwin

2. Lamarck

3. Hugo de Vries

4. Oparin

Which of the following is not true for a species?