The first life on earth originated

(a)

in air

(b)

on land

(c)

in water

(d)

on mountain

Which of the following was the contribution of Hugo de Vries?

(a)

Theory of mutation

(b)

Theory of natural Selection

(c)

Theory of inheritance of acquired characters

(d)

Germplasm theory

The golden age of reptiles was

(a)

Mesozoic era

(b)

Cenozoic era

(c)

Paleozoic era

(d)

Proterozoic era

Modern man belongs to which period?

(a)

Quaternary

(b)

Cretaceous

(c)

Silurian

(d)

Cambrian

The solar system is estimated to be _______________years old.

(a)

4.5 billion years

(b)

4 billion years

(c)

4.5 trillion years

(d)

6.4 billion years

The term biogenesis was coined by

(a)

Thomas Huxley

(b)

Henry Bastian

(c)

Haldane

(d)

Weinberg

Origin of fishes occurred in ___________ period

(a)

Devonian

(b)

Silurian

(c)

Cambrian

(d)

Permian

_____________ is called age of Invertebrates

(a)

Cambrian

(b)

Devonian

(c)

Pennsylvanian

(d)

Mississippian

Presence of tail in human baby is an example for ________________

(a)

Vestigial organ

(b)

Atavism

(c)

Homologous organ

(d)

Analogous organ

According to Darwin, the organic evolution is due to

(a)

Intraspecific competition

(b)

Interspecific competition

(c)

Competition within closely related species.

(d)

Reduced feeding efficiency in one species due to the presence of interfering species.