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WorksheetsGrade 9 September Test
Total questions: 24
Worksheet time: 24mins
A tiny cell structure that carries out a specific function within the cell
(a)
Controls the activities of the cell.
It contains chromosomes which carry genetic material
(a)
Contain the green pigment chlorophyll that absorbs light energy to make food through photosynthesis.
(a)
Carry out some reactions of respiration, releasing energy that the cell can use (powerhouse). Found in all living cells.
(a)
A selectively permeable membrane that controls what goes in and out of a cell.
(a)
A jelly-like fluid inside the cell in which the organelles are suspended
(a)
What do Ribosomes do?
(a)
Filled with watery fluid called cell sap that stores dissolved mineral ions and sugars
(a)
What are plant cell walls made of?
(a)
How do most animals store carbohydrates?
(a)
Diffusion of fluid through a semipermeable membrane.
(a)
Rigid outer layer that supports and allows it to grow tall.
(a)
Controls movement of materials in and out of the cell, maintains homeostasis.
(a)
The brain of the cell.
(a)
What are the reactants in cell respiration?
(a)
What is the energy that is produced in cell respiration?
(a)
Aerobic means
(a)
Carbohydrates are chains of what smaller organic molecule?
(a)
Proteins are chains of what monomer?
(a)
How many different amino acids are there?
(a)
In an Exergonic reaction, heat is (a) .
What are all of the chemical reactions that occur within an
organism referred to?
(a)
Contain the genetic code for protein synthesis.
(a)
Lipids are made of...
(a)
