The document contains two multiple choice tests regarding cell structure and function: 1. The first test contains 25 questions testing knowledge of cell organelles, their composition, and key discoveries in cell theory. Questions cover topics like the smallest cell, components of prokaryotic cells, structures that possess flagella, and organelles involved in photosynthesis and cell division. 2. The second test contains another 20 questions testing identification of cell organelles like mitochondria, lysosomes, the Golgi apparatus, and their functions in processes such as protein production, transport, and energy generation. It also covers distinguishing features of plant and animal cells. 3. Both tests assess foundational knowledge of cell biology, focusing on identifying

1. UNIT TEST:1
Cell – Structure and Function
Multiple Choice Questions
1. It is responsible for the beginning of the life of organisms.
(A) Tissue
(B) Zygote
(C) Cell
(D) Embryonic layer
2. Who proposed the cell theory?
(A) Singer and Nicholsen
(B) Schwann and Schleiden
(C) Hook and Brown
(D) Robertson
3. Who proposed that new cells arise through cell division of pre-existing
cells.
(A) Robert Hook
(B) Rudolf Virchow
(C) Robert Brown
(D) Singer
4. It is the Smallest Cell.
(A) Bacteria
(B) Mycoplasm
(C) Yeast
(D) Blue green algae
5. Prokaryotic cells have which architectural regions?
(A) Cell
(B) Appendages
(C) Nucleus
(D) a-b-c,all
6. The association of more than one ribosome with a single molecule of m-
RNA complex is called as…
(A) Polypeptide
(B) Polysome
(C) Polymer
(D) Poly Saccharide

2. 7. Which structure possesses flagellin protein?
(A) Muscles fiber
(B) Flagellum
(C) Pilli
(D) a,b,c-all
8. The cell wall of algae is made up of which substance?
(A) Protein
(B) Polysaccharides
(C) Lipid
(D) a,b,c-all
9. The cells involved in large amount of lipid synthesis, do not possess this
organelle on Endoplasmic reticulum.
(A) Mitochondrion
(B) Ribosomes
(C) Golgi apparatus
(D) lysosome
10. In mitochodria, it contains F-particles.
(A) Matrix
(B) Cristae
(C) Outer layer
(D) a-b-c,all
11. The materials essential for dark reaction are located in
(A) Circular-DNA
(B) Thylakoids
(C) Stroma
(D) Ribosomes
12. Microfilaments are made up of
(A) Fat
(B) Protein
(C)Carbohydrates
(D) Nucleic acid
13. It possesses Flagella.
(A) Paramoecium
(B) Euglena
(C) Amoeba
(D)Yeast

3. 14. It directs formation of the bipolar spindle during cell division.
(A) Golgi body
(B) Centriole
(C) Ribosome
(D) Cilia
15. In human which cell lacks nucleus.
(A) Lymphocyte
(B) RBC
(C) Monocytes
(D) Neutrophils
16. The unit of phloem in which nucleus is absent.
(A) Sieve cell
(B) Sieve tube
(C) Companion cell
(D) Phloem parenchyma
17. No membrane surrounds in this organelle.
(A)Lysosome
(B)Nucleolus
(C)Golgi body
(D)Nucleus
18. It actively synthesized r-RNA.
(A) Nucleoplasm
(B) Nucleolus
(C)Nucleus
(D)a-b-c,all
19. In each chromosome centromere possessing disc shaped structure is
(A) Satellite
(B) Kinetochore
(C) Long arm
(D) Short arm
20. Bacteria possess small DNA other than circular DNA which is called
as…
(A) Cosmid
(B) Plasmid
(C) Plastid
(D) Starid

4. 21. It shows presence of Nucleoid.
(A) Plant cell
(B) Bacteria
(C) Animal cell
(D) Virus
22. The cell wall of fungi is made up of which substance?
(A) Starch
(B) Chitin
(C) Cellulose
(D) Pectin
23. Which organelle is not considered as a part of Endomembrane system?
(A) Vacuole
(B) Chloroplast
(C) Endoplasmic reticulum
(D) Lyso some
24. Chromosome in which centromere is located at the end is….
(A) Acrocentric
(B) Telo centric
(C) Meta centric
(D) Sub-meta centric
25. Select unicellular organism which possess cillia.
(A) Amoeba
(B) Paramoecium
(C) Yeast
(D) Hydra
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5. TEST: II
Multiple Choice questions
1. Holds the genetic information (DNA) for the cell. It controls all cell
activities.
A) Mitochondria
B) nucleus
C) ribosome
D) lysosome
2. Food producer for the plant cell. It converts the energy of the sun into
sugar.
A) Cytoplasm
B) nucleus
C) chloroplast
D) cell membrane
3. Acts as the digestive system inside a cell. It helps to break down old or
unneeded parts of the cell, and substances that have been brought into the
cell from the outside.
A) Mitochondria
B) endoplasmic reticulum
C) ribosome
D) lysosome
4. Monitors and controls entry into and out of the cell.
A) chloroplast
B) vacuole
C) cell membrane
D) ribosome
5. Creates proteins. It can float within the cytoplasm or be attached to an
organelle.
A) ribosome
B) cytoplasm
C) mitochondria
D) nucleus

6. 6. Checks, makes necessary changes, packages and secretes proteins.
A) Golgi Bodies / Golgi Apparatus
B) endoplasmic reticulum
C) mitochondria
D) cell wall
7. Jelly-like fluid that fills the cells and suspends the organelles.
A) Cytoplasm
B) nucleus
C) chloroplast
D) lysosome
8. Thick, rigid layer that surrounds the plant cell and provides support and
structure.
A) nucleus
B) mitochondria
C) cell wall
D) chloroplast
9. Helps transport proteins.
A) Vacuole
B) endoplasmic reticulum
C) cell wall
D) lysosome
10. In plant cells, a large, fluid-filled space inside the cell that helps the cell
maintain its shape and may also be used to store nutrients and waste
products. In animal cells, small fluid spaces inside the cell that are used to
store nutrients and waste products.
A) Vacuole
B) cell wall
C) ribosome
D) chloroplast
11. Produces energy to fuel the cell’s activities.

7. A) cytoplasm
B) cell wall
C) mitochondria
D) Golgi Bodies / Golgi apparatus
12 What part of the cell is responsible for breaking down and digesting
things?
A. Ribosomes B. Lysosomes C. Endoplasmic reticulum D. Vacuole
13.
Identify the organelle pictured:
A. Chloroplast B. Endoplasmic reticulum C. Golgi apparatus
D. Mitochondria
14. What part of the cell serves as the intracellular highway?
A. Endoplasmic reticulum B. Golgi apparatus C. Cell membrane
D. Mitochondria
15. Which of the following is found in plant cells, but NOT in animal cells?
A. Cell wall B. Vacuole C. Mitochondria D. Endoplasmic reticulum
16. The jellylike interior of the cell is called the
A. Vacuole B. Cytoplasm C. Nucleus D. Lysosome

8. 17.
Identify the organelle:
A. Golgi apparatus B. Endoplasmic reticulum C. Mitochondria D. Lysosome
18. What part of the cell makes proteins?
A. Lysosomes B. Mitochondria C. Ribosomes D. Vacuole
19 Where are the ribosomes usually located in plant and animal cells?
A. Inside the nucleus B. Near the cell membrane C. On the endoplasmic
reticulum D. Inside the vacuole
20 What part of the cell serves to process, package, and export proteins?
A. Mitochondria B Endoplasmic reticulum C. Nucleolus D. Golgi
apparatus
21. DNA is Present in what organelle?
o A. Nucleus B. Endoplasmic reticulum C. Cell membrane
D. Lysosome
22) --------- is Structural and Functional Unit of life
A cell B Golgi complex C lysosome D Mitochondria
.23 Which of the following stains do not harm cell component
a) Acidic stain b) Basic stain c) Neutral stain d) Vital stain
24 Which of the following stain has specific reaction with mitochondria?

9. a) Haematoxyline b) Safranin
c) Janus Green B d) Methyl green
25. Which of the following structure contain respiratory enzymes?
a) Lysosome b) Mesosome
c) Dictyosome d) Peroxisome
26. Which of the following lysosome digest its own cell organelle?
a) Primary lysosome b) Secondary lysosome
c) Residual lysosome d) Autophagic lysosome
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