MCQ Biology Class 9
1. The basic unit of life is:
a) tissue
b) cell
c) both
d) none of them
Answer 2. Who discovered the cell?
(a) Robert Hooke
(b) Leeuwenhoek
(c) Robert Brown
(d) T. Schwann
Answer 3. The cell wall of a plant cell is made up of:
(a) glucose
(b) fructose
(c) protein
(d) cellulose
Answer 4. Which of the following controls all biological activities of a cell?
(a) Protoplasm
(b) Cell wall
(c) Nucleus
(d) All of these
Answer 5. Which of the following is known as the ‘Power House’ of a cell?
(a) Nucleus
(b) Golgi Bodies
(c) Ribosome
(d) Mitochondria
Answer 6. Digestive Enzymes are found in:
(a) Protoplasm
(b) Cell wall
(c) Lysosomes
(d) Mitochondria
Answer 7. Which is the longest cell of the human body?
(a) Nerve cell
(b) Liver cell
(c) Kidney cell
(d) Cardiac cell
Answer 8. Which of the following cell organelles functions both as an intracellular transport system and as a manufacturing surface?
(a) Nucleus
(b) Mitochondria
(c) ER
(d) None of these
Answer 9. Which of the following cell organelles hel…