Basic principles of embryonic development were pronounced by 

1. Von Baer 

2. Weismann

3. Haeckel

4. Morgan

Which one of following scientists name is correctly matched with the theory put forth by him?

1. Weismann-Theory of continuity of germplasm

2. Pasteur- Inheritance of acquired characters

3. De vries-Natural selection

4. Mendel-Theory of pangenesis

Theory of inheritance of acquired characters was given by 

1. Wallace

2. Lamarck

3. Darwin

4. De Vries

In the case of peppered moth (Biston betularia), the black-coloured form became dominant over the light-coloured form in England during industrial revolution. This is an example of

1. natural selection whereby the darker forms were selected

2. appearance of the darker coloured individuals due to very poor sunlight

3. protective mimicry

4. inheritance of darker colour character acquired due to the darker environment

The first organisms were 

1. chemoautotrophs

2. chemoheterotrophs

3. autotrophs

4. eukaryotes

What was the most significant trend in the evolution of modern man (Homo sapiens) from his ancestors?

1. Shortening of jaws

2. Binocular vision

3. Increasing brain capacity

4. Upright posture

Which one of the following pair has homologous organs ? 

1. Pectoral fins of a fish and forelimbs of a horse

2. Wings of a bat and wings of cockroach

3. Air sac of fish and lungs of frog

4. Wings of a bird and wings of a butterfly

Origin of species' was written by 

1. Oparin

2. Weismann

3. Lamarck

4. Darwin

Darwin's finches are an excellent example of 

1. adaptive radiation

2. seasonal migration

3. brood parasitism

4. connecting links

Which one of the following is incorrect about the characteristics of protobionts (coacervates and microspheres) as envisaged in the abiogenic origin of life?

1. They were able to reproduce

2. They could separate combinations of molecules from the surroundings

3. They were partially isolated from the surroundings

4. They could maintain an internal environment