Download App

Body Fluids and Circulation — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYBody Fluids and Circulation1 Mark
MCQ
Blood platelets are formed from: 
  • A
    Thrombocytes
  • B
    Megakaryocytes
  • C
    Leucocytes
  • D
    Erythroblasts
✓

Answer

  1. Megakaryocytes

Explanation:

Circulating blood platelets are specialized cellular fragments, that prevent bleeding and minimize blood vessel injury.

Large progenitor cells in the bone marrow, called megakaryocytes are the source of platelets.

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 Body Fluids and Circulation→Body Fluids and Circulation — all question types→BIOLOGY STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

How many daughter cells are formed after mitotic division in case of arithmetic growth?
→
Tobacco mosaic virus is a tubular filament of size:
→
The principle of exchange of gases at the lungs is:
→
The energy­releasing metabolic process in which substrate is oxidised without an external electron acceptor is called
→
In $DNA$ guanine pairs with
→
What is correct for Euglena ?
→
Plasma is a straw coloured viscous fluid constituting nearly ...$A$...$\%$ of the blood, ... $B$...$\%$ of the plasma is water and the protein constitutes ...$C$...$\%$ of it. Choose the correct option for the blanks $A, B$ and $C$
→
Origin of lateral root of secondary root is
→
Who proposed the theory that "Cells arise only from the pre-existing cells"?
→
Members of which phylum exhibit adaptations to widely varied environmental conditions
→