Download App

STD 11 - 13. Plant growth and development — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 13. Plant growth and development4 Marks
MCQ
$A$ : Phytochrome, a protein, has regulatory function.
$R$ : Various morphogenetic processes are regulated by it.
  • ✓
    Assertion and Reason both are correct and also correct explanation.
  • B
    Assertion and Reason both are correct but not explanation of assertion.
  • C
    Assertion is correct, but Reason is incorrect.
  • D
    Both Assertion and Reason are incorrect.
✓

Answer

Correct option: A.
Assertion and Reason both are correct and also correct explanation.
a
Phytochrome is a protein, regulates. Flowering in short day and long day plants.

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

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Green alga contains
→
Which of the following is correct for Mangifera indica Linn?
→
Lignin is the important constituent in the cell wall of
→
The thallus of Volvox is called
→
In angiosperms embryosac is developed from
→
Chromatophores contain
→
In which type of plants $PEP$ is the $CO_2$ receptor
→
Which one of the following is wrong statement?
→
Leaf fall occurs on abscission layer is formed when the content of
→
Match the following (Condition for growth)

$P$

$Q$

$1.$ Nutrients (Macro and Micro)

$a.$ Medium for enzymatic activities

$2.$ Oxygen

$b.$ Synthesis of protoplasm and act as a source of energy

$3.$ Water

$c.$ Releasing metabolic energy for growth activities
→