Maharashtra Board Class 5 History Solution Chapter 4 – Evolution
Balbharati Maharashtra Board Class 5 History Solution Chapter 4: Evolution. Marathi or English Medium Students of Class 5 get here Evolution full Exercise Solution.
|Maharashtra Class 5|
Environmental Studies Part 2 Solution
(1) (a) The first systematic explanation of the concept of evolution was given by _________ ?
Answer: Charles Darwin.
(b) __________ are the most evolved animals among vertebrates.
(2) (a) What do we call animals which live in water and also on land?
Answer: The animals which live in water and also on land are called amphibians.
(b) Where did the first human appear?
Answer: The first human appeared in African continent.
(3) (a) The species of dinosaurs which were enormous in size, suddenly become extinct?
Answer: Some sudden natural disaster or environmental change is believed to be responsible for their extinctions.
(b) In the course of time, a new species with characteristics different from the original species is created?
Answer: In the process of survival by adapting to environmental changes certain internal physical changes occur in some animals of a species. Over a period of time , these internal changes become inherited characteristics seen in all following generations.