Download App

Evolution — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution1 Mark
MCQ
The life originated on earth through a process of:
  • ✓
    Chemosynthesis
  • B
    Spontaneous origin
  • C
    Special creation
  • D
    None of the above
✓

Answer

Correct option: A.
Chemosynthesis

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 "M.C.Q (1 Marks)" from Evolution→Evolution — all question types→BIOLOGY STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

The main sources of biofertilisers are

$(a)$ Bacteria
$(b)$ Cyanobacteria
$(c)$ Fungi
$(d)$ Protists

→
The Keolado national park is located here.
→
The term ‘totipotency’ refers to the capacity of a:
→
Pyramid of energy in a river ecosystem is:
→
Heterogametic male condition does not occur in?
→
In some viruses, $\text{DNA}$ is synthesised by using $\text{RNA}$ as template. Such a $\text{DNA}$ is called:
→
$A$ - A crop expressing a cry gene is usually resistant to a group of insects.

$R$ - Cry proteins produced from Bacillusthuringiensis is toxic to larvae of Certain insects.

→
Pollen tube at the time of entering embryo sac has
→
Pollination by insects is called:
→
$B t$ cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis $(Bt)$ is resistant to 
→