Cell Structure
This organelle is only found in plant cells.
Chloroplast
Movement of particles from high to low concentration.
Diffusion
What are the TWO products of photosynthesis?
Glucose and oxygen
Organisms that make their own food are called…
Autotrophs
What happens to a plant cell in a concentrated salt solution?
It shrinks (flaccid)
This organelle is known as the “powerhouse of the cell.”
Mitochondrion
Movement of water across a semi-permeable membrane.
Osmosis
Where does photosynthesis occur in the cell?
Chloroplast
Organisms that depend on others for food are called…
Heterotrophs
Why do ions enter root hair cells by active transport?
Against concentration gradient
Name TWO structures found in both plant and animal cells.
Cell membrane, cytoplasm (accept nucleus, ribosomes)
Which process requires energy (ATP)?
Active transport
Write the word equation for photosynthesis.
Carbon dioxide + water → glucose + oxygen
Feeding on dead and decaying matter is called…
Saprophytic nutrition
Name TWO factors affecting photosynthesis.
Light intensity, CO₂ concentration, temperature, water
Which cells have a cell wall?
No nucleus / smaller / no membrane-bound organelles
What happens to red blood cells in pure water?
They burst
Where does the oxygen released in photosynthesis come from?
Water
Describe holozoic nutrition.
Ingestion and digestion of food internally
How is glucose transported in plants?
As sucrose in the phloem
Which cells have a cell wall?
Plant cells and bacteria
What is the source of energy for photosynthesis?
Sunlight
What are the TWO products of photosynthesis?
Glucose and oxygen
How are nutrients obtained in parasitic nutrition?
From a living host
Cyanide stops respiration. What happens to active transport?
Stops because no ATP is produced