Skip to content
Parchaاردو

Sample questions · Every question here is a sample written by Parcha and not yet checked by a subject reviewer. Check important answers against your textbook. How we write questions

Matric · Biology (9th) · Parcha original · Sample

The cell theory was put forward by:

  1. A. Schleiden and Schwann✓ Correct answer
  2. B. Robert Hooke and Newton
  3. C. Darwin and Wallace
  4. D. Mendel and Morgan

Explanation

Matthias Schleiden (plants, 1838) and Theodor Schwann (animals, 1839) proposed that all living things are made of cells. Rudolf Virchow later added that new cells come only from existing cells.

شلائیڈن (پودے، 1838) اور شوان (جانور، 1839) نے کہا کہ تمام جاندار خلیوں سے بنے ہیں۔ بعد میں ورخو نے اضافہ کیا کہ نیا خلیہ صرف پہلے سے موجود خلیے سے بنتا ہے۔