Which of the following statements describe natural extinction?
(i) Extinctions abetted by human activities
(ii) Slow replacement of existing species
(iii) Also known as background extinction
(iv) A small population is most likely to be extinct

(i) and (ii)

No worries! We‘ve got your back. Try BYJU‘S free classes today!

(i), (ii) and (iii)

No worries! We‘ve got your back. Try BYJU‘S free classes today!

(ii), (iii) and (iv)

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

(i), (ii), (iii) and (iv)

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is D (ii), (iii) and (iv)
Natural or background extinction is a slow process of replacement of existing species with the better adapted species due to alternate evolution, changes in environmental conditions, predators, and disease.

Suggest Corrections

Similar questions

Q. Match list-I with list-II and select the correct option:

\begin{matrix} List-I (Species extinct) & List-II (Cause of extinction) (a) & Plants and animal species of tropical rain forest & (i) & Over exploitation (b) & Passenger pigeon extinction & (ii) & Habitat loss (c) & Extinction of cichlid fish in Victoria lake & (iii) & Co-extinction (d) & Extinction of American chestnut trees and moths & (iv) & Alien Species invansion \end{matrix}

Q. Which among the following three are correct regarding the waves of extinction due to human migration?

$\begin{matrix} S.No & Sequence & Wave of extinction & Driving force i . & 1^{s t} & Hunting & Food i i . & 2^{n d} & Agriculture & Commercial needs and hunger i i i . & 3^{r d} & Harnessing of fossil fuel & Need of coal, oil and natural gas \end{matrix}$

Q. Biodiversity loss occurs due to
(i) habitat loss and fragmentation
(ii) co-extinction
(iii) over-exploitation
(iv) alien species invasion.

Q. Some persons and events are stated below
A

Q. Make the correct match
A

V
I

V
V

Join BYJU'S Learning Program

Which of the following statements describe natural extinction?(i) Extinctions abetted by human activities(ii) Slow replacement of existing species(iii) Also known as background extinction (iv) A small population is most likely to be extinct

The correct option is D (ii), (iii) and (iv)Natural or background extinction is a slow process of replacement of existing species with the better adapted species due to alternate evolution, changes in environmental conditions, predators, and disease.

Which of the following statements describe natural extinction?
(i) Extinctions abetted by human activities
(ii) Slow replacement of existing species
(iii) Also known as background extinction
(iv) A small population is most likely to be extinct

The correct option is D (ii), (iii) and (iv)
Natural or background extinction is a slow process of replacement of existing species with the better adapted species due to alternate evolution, changes in environmental conditions, predators, and disease.