Which one is correct about Cosmozian theory of origin of life?

1.  Life was brought in this Earth from elsewhere.
2.  Life arose according to physical and chemical laws.
3.  Living organisms arose from non-living materials.
4.  The Earth and all the organisms on it were created by God.
5.  The planet Earth and all the organisms have always been there.

Which of the following structures of organisms are homologous? 

1. Wings of birds and wings of grasshoppers
2. Forelimbs of man and wings of butterfly
3. Wings of houseflies and wings of bat
4. Wings of bees and forelimbs of man
5. Forelimbs of man and wings of bat

Which of the following represent the organisms with homologous structures?

1.  Wings of Birds and Butterfly
2.  Forelimbs of Bird and Bat
3.  Tail of Rat and Scorpion
4.  Sting of Honey bee and Mosquito
5.  Beak of Duck and Hen

Describe four evidences of organic evolution.

What do you understand by the following terms:

1. Evolution

2. Acquired characteristics

Outline merits and demerits of Lamercks theory of evolution.

Name and explain any four theories of the origin of life.

Outline two ideas of Darwin theory.

With example, briefly explain how comparative embryology supports the idea of organic evolution.

Giving one example in each case, briefly explain how the following provide evidence for evolution.

1. Homologous structures
2. Cell biology