Download App

PART - 2 - Unit IV : CH - 13 Plant Growth and Development — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYPART - 2 - Unit IV : CH - 13 Plant Growth and Development2 Marks
Question
What are the stages of growth?
✓

Answer

There are mainly three stages of growth:
(i) Cell formation stage: In this stage, meristem cells divide and form new cells.
(ii) Cell elongation stage: Made up of meristems cells change their shape by increasing in length, width and volume.
(iii) Cell maturation stage: Elongated cells form permanent tissue as a result of various types of thickening on their cell wall.

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 "2 Marks Questions" from PART - 2 - Unit IV : CH - 13 Plant Growth and Development→PART - 2 - Unit IV : CH - 13 Plant Growth and Development — all question types→BIOLOGY STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

What name is given to the body fluid of cockroach? Mention its components.
→
A character found exclusively in mammals, is:
  1. Internal fertilisation.
  2. Muscular diaphragm.
  3. Four-chambered heart.
  4. Homoeothermy.
→
  1. When does inspiration take place?
  2. When does expiration take place?
→
Mention two conditions under which photorespiration may occur in green plants.
→
If the olecranon process of the human radioulna bone is removed, what effect will it have?
→
How do lichens exhibit symbiosis?
→
Dark reactions are dependent on light yet are called dark reactions. Justify.
→
Exchange of calcium between bone and extracellular fluid takes place under the influence of certain hormones.
What will happen if more of Ca++ is in extracellular fluid?
→
State the route of foul air from the lungs to outside. Also state whether TV increases or decreases during excitement and activity.
→
Why is it essential to have an efficient circulatory system in the body of animals?
→