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Class 11 Biology — Chapter 8: Cell: The Unit of Life
60 practice questions · 20 Easy · 20 Medium · 20 Hard
Free NCERT-aligned multiple-choice practice for Class 11 Biology, Chapter 8 (Cell: The Unit of Life). Practise timed Easy, Medium and Hard quizzes with instant explanations — built for CBSE Board exams, JEE Main and NEET UG. Here are a few sample questions; sign in free to practise all 60.
Sample questions
Q1Easy
Cell theory was proposed by:
A.Schleiden and Schwann✓ correct
B.Mendel
C.Darwin
D.Pasteur
Why
1838-39, later modified by Virchow.
Q2Medium
Ribosomes are the site of:
A.Protein synthesis✓ correct
B.Photosynthesis
C.Respiration
D.Excretion
Why
mRNA is translated into proteins on ribosomes.
Q3Hard
Lysosomes are known as:
A.Suicide bags of the cell✓ correct
B.Energy bags
C.Photosynthetic units
D.Reproductive units
Why
Hydrolytic enzymes can digest the cell.
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