Download App

Evolution — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution1 Mark
MCQ
Select the correct statement from the following options:
  • A
    Mutations are random and directional.
  • B
    Darwinian variations are small and direction less.
  • ✓
    Fitness is the end result of the ability to adapt and get selected by nature.
  • D
    All mammals have evolved vivipary as an adaptation.
✓

Answer

Correct option: C.
Fitness is the end result of the ability to adapt and get selected by nature.
Fitness is the end result of the ability to adapt and get selected by nature.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "MCQ" from Evolution→Evolution — all question types→BIOLOGY STD 12 Science question papers→Maharashtra Board STD 12 Science question papers→Maharashtra Board question paper generator→

Similar questions

$\text{ELISA}$ is used to detect viruses where the key reagent is :
→
The genes causing cancer are :
→
The scientist who removed the tail of mouse repeatedly for many generations and ultimately reporting that any change in the somatic regions of the body is not inherited in the next generation is:
→

The possible ways of transmission of AIDS are …………………
(A) Intimate sexual contact
(B) Hugging and kissing
(C) Blood transfusion without properly checking it
(D) Eating from the same plate
(E) Sharing bed linen
(F) Transplacental infection from infected mother
(G) Sharing same tattoo gun and syringes

→
Which type of stimulus is used to achieve parthenogenetic development?
→
What is erythropoiesis?
→
During inspiration, the diaphragm …………………..
→
The process by which new alleles of a gene are produced can be termed as :
→
Propolis is ………………….
→
The chronological order of human evolution from early to the recent is :
→