1. Which of these clues would tell you whether a cell is prokaryotic or eukaryotic?
(a) The presence or absence of a cell wall.
(b) Whether ог not the cell is partitioned by internal membranes.✅
(c) The presence or absence of ribosomes.
(d) Whether or not the cell contains DNA
2. There are ________ micrometers (um) in one millimeter (mm).
(a) 10
(b) 100
(c) 1000✅
(d) 1/1000000
3. The plasma membrane does all of these except______________.
(a) Contains the hereditary material.✅
(b) Acts as a boundary or border for the cytoplasm.
(c) Regulates passage of material in and out of the cell.
(d) Functions in the recognition of cell.
4. Which of these material is not a component of the plasma membrane?
( a) Lipids
(b) Carbohydrates
(c) Proteins
(d) DNA✅
5. Cell walls are found in these organisms, except_____.
(a) Plants
(b) animals✅
(c) Bacteria
(d) Fungi
6. The_______is a major component of plant cell walls.
(a) Chitin
(b) Peptidoglycan
(c) Cellulose✅
(d) Cholesterol
7. Plant cells have ______ and which are not present in animal cells.
(a) Milotochondria, Chloroplasts
(b) Cell membranes, cell walls
(c) Chloroplasts, nucleus
(d) Chloroplasts, cell wall✅
8. The ________ is the membrane enclosed structure in eukaryotic cells that contains the DNA of the cell.
(a) Mitochondrion
(b) Chloroplast
(c) Nucleolus
(d) Nucleus✅
9. Ribosomes are constructed in the________.
(a) Endoplasmic reticulum
(b) Nucleoid
(c) Nucleolus✅
(d) Nuclear Pore
10. Rough endoplasmic reticulum is the area in a cell where _______ are synthesized.
(a) Polysaccharides
(b) Proteins✅
(c) Lipids
(d) DNA
11. Smooth endoplasmic reticulum is the area in a cell where _______ are synthesized.
(a) Polysaccharides
(b) Proteins
(c) Lipids✅
(d) DNA
12. The mitochondrion function in
(a) Lipid storage
(b) Protein synthesis
(c) Photosynthesis
(d) Cellular respiration✅
13. The thin extensions of the inner mitochondrial membrane are known as _________.
(a) Cristae✅
(b) Matrix
(c) Thylakoids
(d) Stroma
14. The chloroplast functions in ______.
(a) ATP synthesis
(b) Protein synthesis
(c) Photosynthesis✅
(d) DNA replication
15. Which of these cellular organelles have their own DNA?
(a) Chloroplast
(b) Nucleus
(c) Mitochondrion✅
(d) All of these
16. Who described cells first?
(a) Robert Hooke✅
(b) Leeuwenhook
(c) Robert Brown
(d) Schleiden & Schwann
17. Which one are the sites of protein synthesis?
(a) Nucleus
(b) Mitochondria
(c) Endoplasmic Reticulum
(d) Ribosomes✅
18. The smallest cells of bacteria are called:
(a) Plasmodesmata
(b) Plasma membrane
(c) Mycoplasmas✅
(d) Plasmolysis
19. Xylem and phloem tissues are examples of:
(a) Simple Tissues
(b) Compound tissues✅
(c) Meristematic Tissues
(d) None
20. Cellular eating is called:
(a) Pinocytosis
(b) Endocytosis
(c) Phagocytosis✅
(d) None
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