Download App

STD 11 - 11. photosynthesis in higher plants — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 11. photosynthesis in higher plants1 Mark
MCQ
Which chemical compound/molecule supplies electrons continuously to $PS-II$?
  • A
    $CO _{2}$
  • B
    $O_{2}$
  • ✓
    $H _{2} O$
  • D
    $NADPH$
✓

Answer

Correct option: C.
$H _{2} O$
c
Electron excited by $PS-I$ used in the formation of $N A D P H+H^{+i i}$. These electrons come ultimately from $H _{2} O$ through photosynthesis

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 STD 11 - 11. photosynthesis in higher plants→STD 11 - 11. photosynthesis in higher plants — all question types→BIOLOGY STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

$RASS$ secretes which of the following hormone?
→
In five kingdom system, the main basis of classification is:
→
The roots of gymnosperms is
→
Oxidative phosphorylation occurs in
→
In the kidney, glucose is mainly absorbed in:
→
$A$ : Smooth muscle fibres are unstriated, fusiform and uninucleate.

$R$ : These cells are involuntary in function.

→
Collenchyma generally occurs
→
Which of the following is removed from our body by lungs?
→
Proton gradient is very important across the membrane because
→
In children, hypothyroidism (underactive thyroid gland) can lead to ______.
→