Cell Definition: The Building Blocks of Life

Question 1

The fluid-filled space within a eukaryotic cell is known as the:

Accepted Answer

Cytoplasm

Answer

Vacuole

Answer

Nucleolus

Answer

Centrosome

Question 2

Define the fundamental unit of life.

Accepted Answer

Cell

Answer

Molecule

Answer

Organelle

Answer

Tissue

Question 3

Who is credited as the 'Father of Cell Theory'?

Accepted Answer

Matthias Schleiden

Answer

Charles Darwin

Answer

Robert Hooke

Answer

Anton van Leeuwenhoek

Question 4

Which of the following is NOT a defining characteristic of living cells?

Accepted Answer

Non-organic composition

Answer

Growth

Answer

Reproduction

Answer

Metabolism

Question 5

Identify the semipermeable membrane enclosing the cytoplasm.

Accepted Answer

Plasma membrane

Answer

Nuclear membrane

Answer

Mitochondrial membrane

Answer

Golgi membrane

Question 6

Which cell component is responsible for protein synthesis?

Accepted Answer

Ribosomes

Answer

Mitochondria

Answer

Lysosomes

Answer

Endoplasmic reticulum

Question 7

Which cell type lacks a nucleus?

Accepted Answer

Prokaryotic

Answer

Eukaryotic

Answer

Archaeal

Answer

Bacterial

Question 8

Identify the organelle responsible for energy production in eukaryotic cells.

Accepted Answer

Mitochondria

Answer

Chloroplasts

Answer

Lysosomes

Answer

Peroxisomes

Question 9

Describe the role of the Golgi apparatus in the cell.

Accepted Answer

Modification and packaging of proteins

Answer

Protein synthesis

Answer

Lipid synthesis

Answer

Carbohydrate synthesis

Question 10

Which of the following is NOT a fundamental principle of cell theory?

Accepted Answer

All cells are identical in structure and function.

Answer

All living organisms are composed of cells.

Answer

Cells only arise from pre-existing cells.

Answer

The function of an organism depends on the combined activities of its cells.

Question 11

Which of the following is not a component of the cell membrane?

Accepted Answer

Nucleic acids

Answer

Phospholipids

Answer

Cholesterol

Answer

Proteins

Question 12

Who proposed the cell theory?

Accepted Answer

Matthias Schleiden and Theodor Schwann

Answer

Robert Hooke and Antonie van Leeuwenhoek

Answer

Charles Darwin and Gregor Mendel

Answer

Louis Pasteur and Joseph Lister

Question 13

Describe the cell membrane's function.

Accepted Answer

Protection and regulation of cell entry and exit

Answer

Genetic material storage

Answer

Protein synthesis

Answer

Energy production

Question 14

Which organelle is responsible for protein production?

Accepted Answer

Ribosomes

Answer

Mitochondria

Answer

Endoplasmic reticulum

Answer

Golgi apparatus

Question 15

Which organelle is the largest in the cell?

Accepted Answer

Nucleus

Answer

Mitochondrion

Answer

Lysosome

Answer

Peroxisome

Question 16

Which transport process is passive?

Accepted Answer

Diffusion

Answer

Active transport

Answer

Endocytosis

Answer

Exocytosis

Question 17

What is ATP's role in cellular processes?

Accepted Answer

Energy provision

Answer

Genetic information storage

Answer

Protein synthesis

Answer

Cell division regulation

Question 18

Which cell division type produces two genetically identical daughter cells?

Accepted Answer

Mitosis

Answer

Meiosis

Answer

Binary fission

Answer

Budding

Question 19

Which of the following is NOT a defining characteristic of a cell?

Accepted Answer

Static

Answer

Contains organelles

Answer

Reproduces

Answer

Maintains homeostasis

Question 20

Who is credited with first observing and describing the cell?

Accepted Answer

Robert Hooke

Answer

Louis Pasteur

Answer

Anton van Leeuwenhoek

Answer

Charles Darwin

Question 21

Which of the following is NOT a primary cell type?

Accepted Answer

Nucleated

Answer

Eukaryotic

Answer

Prokaryotic

Answer

Archaea

Question 22

The basic unit of life is the:

Accepted Answer

Cell

Answer

Organ

Answer

Atom

Answer

Molecule

Question 23

Which cellular component houses the cell's genetic material?

Accepted Answer

Nucleus

Answer

Mitochondria

Answer

Endoplasmic reticulum

Answer

Cytoplasm

Question 24

Which of the following is NOT a function of the cytoplasm?

Accepted Answer

Energy production

Answer

Site of metabolic reactions

Answer

Storage of cellular materials

Answer

Contains organelles

Question 25

The cell membrane primarily functions to:

Accepted Answer

Control the movement of substances into and out of the cell

Answer

Store the cell's DNA

Answer

Synthesize proteins

Question 26

Which organelle is responsible for cellular respiration, generating energy for the cell?

Accepted Answer

Mitochondria

Answer

Ribosomes

Answer

Lysosomes

Answer

Chloroplasts

Question 27

The primary difference between prokaryotic and eukaryotic cells is that:

Accepted Answer

Prokaryotic cells lack a membrane-bound nucleus and organelles

Answer

Eukaryotic cells are typically larger than prokaryotic cells

Answer

Prokaryotic cells possess a cell wall, unlike eukaryotic cells