Multiple choice questions XXIV — task. Science CBSE, Class 10.

PDF chapter test TRY NOW

1. The theory of Natural selection of Darwin to explain organic evolution was based on

modification in organs through used and disuse
Inheritance of acquired characters
probability of reproduction, struggle for existence and survival of the fittest
appearance of sudden large variations, then inheritance and survival of those having these variations

2. Homologus structures have

similar origin & dissimilar function
structurally as well as functionally similar
normally non-functional
dissimilar origin but similar function

Login or Fast registration

Previous exercise

Exit to the topic

Did you find an error?

Register for free to see more content

Register for free to see more content