Free Animal and Plant Cell MCQs with Answers
275 Animal and Plant Cell MCQs from Biology, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
Animal and plant cells share a plasma membrane, cytoplasm, nucleus, ribosomes, mitochondria and endoplasmic reticulum, but plant cells also have a cellulose cell wall, chloroplasts and a large permanent vacuole. Questions cover organelle structure and function, differences between the two cell types, and how membranes control movement of substances.
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275 questions · page 12 of 14
- A. Ovule
- B. Seed
- C. Fruit
- D. Embroyo sac
Explanation: The surviving megaspore develops by mitotic divisions into the embryo sac, the female gametophyte of flowering plants, which contains the…
Correct answer: Embroyo sac- A. Flagella
- B. Cilia
- C. Wings
- D. Feathers
Explanation: Pinus pollen grains possess air sacs or wings that increase surface area and allow them to be carried efficiently by wind.
Correct answer: Wings- A. 53.10%
- B. 19.90%
- C. 17.60%
- D. 9.40%Preparing For College Admissions Tests
Explanation: Vascular plants are commonly given as about 17.6% of the total organisms in the classification used by this question.
Correct answer: 17.60%- A. An organ
- B. An organism
- C. A Tissue
- D. A Cell
Explanation: A tissue is a group of similar cells arranged together to perform a common function, such as muscle tissue or epithelial tissue.
Correct answer: A Tissue- A. Phagocytosis
- B. Pinocytosis
- C. Exocytosis
- D. Both a and b
Explanation: Pinocytosis is the form of endocytosis in which a cell membrane surrounds and takes in extracellular fluid and dissolved substances.
Correct answer: Pinocytosis- A. Flagella
- B. Pseudopodia
- C. Water
- D. Cilia
Explanation: Amoeba moves by extending temporary cytoplasmic projections called pseudopodia, or false feet, which also help it surround food.
Correct answer: Pseudopodia- A. Immunology
- B. Parasitology
- C. Entomology
- D. Paleontology
Explanation: Entomology is the branch of biology concerned with insects, including their structure, classification, development, and behavior.
Correct answer: Entomology228. What is the branch of biology in which structure and function of tissues are studied___________?
- A. Cell Biology
- B. Taxonomy
- C. Histology
- D. Morphology
Explanation: Histology is the study of the microscopic structure and function of tissues, linking tissue organization with its biological role.
Correct answer: Histology- A. A
- B. B
- C. C
- D. D
Explanation: Paramecium is slipper shaped which matches the figure, so option D is correct.
Correct answer: D- A. W
- B. X
- C. Y
- D. Z
Explanation: The correct answer is Option D: ZProteins embedded in the cell membrane, such as channel and carrier proteins, are crucial for…
Correct answer: Z- A. A severe burn causes skin cells to die
- B. The self-destruction of an immune cell
- C. The irreversible loss of the liver cells in liver cancer
- D. An over stretched muscle fibre due to heavy exercise
Explanation: The correct answer is Option B:the self-destruction of an immune cell.Apoptosis is a programmed process of cell death that occurs in…
Correct answer: The self-destruction of an immune cell232. Protein layers which are NOT continuous on the surface make _ percent of total in plasma membrane.
- A. 50 - 60
- B. 60 - 70
- C. 60 - 80
- D. 70 - 80
- E. 70 - 90
Explanation: The plasma membrane is composed of lipids, proteins, and carbohydrates.
Correct answer: 60 - 80- A. Magnification
- B. Resolution
- C. Fixation
- D. Electrophoresis
Explanation: Magnification refers to the increase in the apparent size of an object, while resolution refers to the ability to distinguish two…
Correct answer: Resolution- A. Phospholipids embedded in a protein bilayer
- B. Proteins embedded in a phospholipid bilayer
- C. Proteins embedded in a polymer of glucose molecules
- D. Proteins embedded in a carbohydrate bilayer
Explanation: The plasma membrane consists mainly of lipids (20-40%) and proteins (60-80%).
Correct answer: Proteins embedded in a phospholipid bilayer- A. Large central vacuole, Chloroplast, Ribosomes
- B. Chloroplast, Microtubules, Peroxisomes
- C. Chloroplast, Cell Wall, Large central Vacuole
- D. Chloroplast, Cell Wall, Mitochondria
Explanation: Option C is correct because the structures listed - chloroplast, cell wall, and large central vacuole - are found only in plant cells.
Correct answer: Chloroplast, Cell Wall, Large central Vacuole- A. Primary cell wall
- B. Secondary cell wall
- C. Middle lamella
- D. None of these
Explanation: Middle lamella is composed of sticky, gel-like magnesium and calcium salts (pectates) and pectin.
Correct answer: Middle lamella- A. Recognition of cells having non-self surface marker
- B. Maintaining cell membrane flexibility
- C. Control of metabolic reaction across cell membrane
- D. Binding ligands for intracellular response
Explanation: The correct answer is Option D: Binding ligands for intracellular response.
Correct answer: Control of metabolic reaction across cell membrane- A. Carbohydrates
- B. Lipids
- C. Proteins
- D. Vitamins
Explanation: The correct answer is Lipids (Option B). The plasma membrane is primarily composed of a bilayer of phospholipids, which creates a…
Correct answer: Lipids- A. Plasmodesmata
- B. Cell walls
- C. Vacuoles
- D. Casparian strips
Explanation: In plants, neighboring cells are connected with one another by specialized channels called plasmodesmata.
Correct answer: Plasmodesmata- A. Metaphase
- B. Anaphase
- C. Telophase
- D. Cytokinesis
Explanation: Phragmoplast is formed during cytokinesis. This complex assembly of microtubules, actin filaments and associated molecules act as a…
Correct answer: Cytokinesis