LIFESCIENC 7C MIDTERM 2 EXAM (INDIVIDUAL STAGE) -
QUESTIONS AND ANSWERS | 2026 UPDATED | WITH
COMPLETE SOLUTION.
Scientific Method - (answer)A series of steps followed to solve problems including collecting data,
formulating a hypothesis, testing the hypothesis, and stating conclusions.
Characteristics of Living Things - (answer)Reproduce, Respond to stimuli, Made of Cells, Grow and
Develop, Use Energy, Maintain Homeostasis
Homeostasis - (answer)A tendency to maintain a balanced or constant internal state; the regulation of
any aspect of body chemistry, such as blood glucose, around a particular level
Needs of Living Things - (answer)Food, Water, Gases, Space, Energy,
Carbohydrate - (answer)Sugar or chain of sugar; stores energy, provides structure
Lipid - (answer)Fats and oils. Store energy, does not dissolve in water.
Proteins - (answer)chains of amino acids, used to build and repair cells
Nucleic acids - (answer)DNA and RNA (chains of nucleotides)
Cell Theory - (answer)Living things made of cells, Cells are smallest unit of life, Cells come from other
cells
Macromolecule - (answer)A very large organic molecule composed of many smaller molecules
Cell wall - (answer)strong, supporting layer around the cell membrane in some cells
Cell membrane - (answer)A cell structure that controls which substances can enter or leave the cell.
, LIFESCIENC 7C MIDTERM 2 EXAM (INDIVIDUAL STAGE) -
QUESTIONS AND ANSWERS | 2026 UPDATED | WITH
COMPLETE SOLUTION.
Cytoplasm - (answer)A jellylike fluid inside the cell in which the organelles are suspended
Cytoskeleton - (answer)A network of fibers that holds the cell together, helps the cell to keep its shape,
and aids in movement
Organelle - (answer)A tiny cell structure that carries out a specific function within the cell
Nucleus - (answer)Control center of the cell
Nuclear membrane - (answer)controls what goes in and out of the nucleus
Chromosome - (answer)a threadlike structure of nucleic acids and protein found in the nucleus of most
living cells, carrying genetic information in the form of genes.
Mitochondria - (answer)Powerhouse of the cell, organelle that is the site of ATP (energy) production
Endoplasmic Reticulum - (answer)A cell structure that forms a maze of passageways in which proteins
and other materials are carried from one part of the cell to another.
Ribosome - (answer)Makes proteins
Golgi apparatus - (answer)A system of membranes that modifies and packages proteins for export by
the cell
Lysosome - (answer)A small, round cell structure containing chemicals that break down large food
particles into smaller ones.
QUESTIONS AND ANSWERS | 2026 UPDATED | WITH
COMPLETE SOLUTION.
Scientific Method - (answer)A series of steps followed to solve problems including collecting data,
formulating a hypothesis, testing the hypothesis, and stating conclusions.
Characteristics of Living Things - (answer)Reproduce, Respond to stimuli, Made of Cells, Grow and
Develop, Use Energy, Maintain Homeostasis
Homeostasis - (answer)A tendency to maintain a balanced or constant internal state; the regulation of
any aspect of body chemistry, such as blood glucose, around a particular level
Needs of Living Things - (answer)Food, Water, Gases, Space, Energy,
Carbohydrate - (answer)Sugar or chain of sugar; stores energy, provides structure
Lipid - (answer)Fats and oils. Store energy, does not dissolve in water.
Proteins - (answer)chains of amino acids, used to build and repair cells
Nucleic acids - (answer)DNA and RNA (chains of nucleotides)
Cell Theory - (answer)Living things made of cells, Cells are smallest unit of life, Cells come from other
cells
Macromolecule - (answer)A very large organic molecule composed of many smaller molecules
Cell wall - (answer)strong, supporting layer around the cell membrane in some cells
Cell membrane - (answer)A cell structure that controls which substances can enter or leave the cell.
, LIFESCIENC 7C MIDTERM 2 EXAM (INDIVIDUAL STAGE) -
QUESTIONS AND ANSWERS | 2026 UPDATED | WITH
COMPLETE SOLUTION.
Cytoplasm - (answer)A jellylike fluid inside the cell in which the organelles are suspended
Cytoskeleton - (answer)A network of fibers that holds the cell together, helps the cell to keep its shape,
and aids in movement
Organelle - (answer)A tiny cell structure that carries out a specific function within the cell
Nucleus - (answer)Control center of the cell
Nuclear membrane - (answer)controls what goes in and out of the nucleus
Chromosome - (answer)a threadlike structure of nucleic acids and protein found in the nucleus of most
living cells, carrying genetic information in the form of genes.
Mitochondria - (answer)Powerhouse of the cell, organelle that is the site of ATP (energy) production
Endoplasmic Reticulum - (answer)A cell structure that forms a maze of passageways in which proteins
and other materials are carried from one part of the cell to another.
Ribosome - (answer)Makes proteins
Golgi apparatus - (answer)A system of membranes that modifies and packages proteins for export by
the cell
Lysosome - (answer)A small, round cell structure containing chemicals that break down large food
particles into smaller ones.
