Quiz on Cell | 20 MCQs and Answers
Quiz on Cell | 20 Multiple Choice Questions and Answers
Question 1:
What is the basic unit of life?
A) Atom
B) Molecule
C) Cell
D) Tissue
Question 2:
Which organelle is known as the powerhouse of the cell?
A) Nucleus
B) Mitochondrion
C) Ribosome
D) Golgi apparatus
Question 3:
Which structure controls the activities of the cell and contains DNA?
A) Mitochondrion
B) Endoplasmic Reticulum
C) Nucleus
D) Lysosome
Question 4:
Which organelle is responsible for photosynthesis in plant cells?
A) Mitochondrion
B) Chloroplast
C) Ribosome
D) Vacuole
Question 5:
What is the function of ribosomes in a cell?
A) DNA replication
B) Energy production
C) Protein synthesis
D) Transporting materials
Question 6:
What is the semi-permeable membrane surrounding the cell called?
A) Cell wall
B) Cytoplasm
C) Cell membrane
D) Nucleolus
Question 7:
Which structure provides support and protection to plant cells?
A) Cell membrane
B) Chloroplast
C) Cell wall
D) Cytoplasm
Question 8:
What is the jelly-like substance inside the cell that holds organelles in place?
A) Cytoplasm
B) Nucleus
C) Endoplasmic Reticulum
D) Golgi apparatus
Question 9:
Which organelle is involved in the synthesis and transport of proteins and lipids?
A) Golgi apparatus
B) Mitochondrion
C) Endoplasmic Reticulum
D) Lysosome
Question 10:
What is the function of lysosomes?
A) Protein synthesis
B) Digestion and waste removal
C) Photosynthesis
D) Energy production
Question 11:
Which organelle modifies, sorts, and packages proteins for secretion?
A) Ribosome
B) Endoplasmic Reticulum
C) Golgi apparatus
D) Nucleus
Question 12:
What is the fluid mosaic model used to describe?
A) The structure of the cell wall
B) The structure of the cell membrane
C) The process of photosynthesis
D) The function of lysosomes
Question 13:
Which part of the cell is responsible for cellular respiration?
A) Chloroplast
B) Nucleus
C) Ribosome
D) Mitochondrion
Question 14:
What is the genetic material found in the nucleus of a cell?
A) RNA
B) DNA
C) ATP
D) Ribosomes
Question 15:
Which process involves the movement of water across a semi-permeable membrane?
A) Diffusion
B) Active transport
C) Osmosis
D) Endocytosis
Question 16:
What is the term for a cell that does not have a nucleus?
A) Eukaryotic
B) Prokaryotic
C) Multicellular
D) Autotrophic
Question 17:
Which type of cell has a cell wall, chloroplasts, and a large central vacuole?
A) Animal cell
B) Plant cell
C) Fungal cell
D) Bacterial cell
Question 18:
Which process involves the division of a cell's nucleus and its genetic material?
A) Cytokinesis
B) Meiosis
C) Mitosis
D) Apoptosis
Question 19:
What is the function of the nucleolus?
A) Synthesizing lipids
B) Producing ribosomes
C) Packaging proteins
D) Storing genetic material
Question 20:
Which organelle is responsible for detoxifying harmful substances in the cell?
A) Lysosome
B) Peroxisome
C) Golgi apparatus
D) Ribosome
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Interesting pieces of information on Cell:
1. Size and Diversity:
Cells come in a wide variety of sizes and shapes. The smallest cells, like some bacteria, are just a few micrometers in diameter, while the largest, like the ostrich egg, can be over a foot long.2. Cellular Communication
Cells communicate with each other using chemical signals. This process, known as cell signaling, is essential for coordinating the activities of cells in multicellular organisms. For example, in the human body, hormones released by endocrine cells travel through the bloodstream and bind to specific receptors on target cells, initiating a response.3. Mitochondrial DNA
Unlike most of the cell's DNA, which is located in the nucleus, mitochondria have their own DNA. This mitochondrial DNA (mtDNA) is inherited exclusively from the mother and is separate from the nuclear DNA.Share:
