WorksheetsCells (Sec 3)
Total questions: 14
Worksheet time: 15mins
Which cell structure is found in both plant and animals cells, and controls what can comes into or leaves a cell?
cell membrane
cytoplasm
nucleus
vacuole
Which of the following is a tissue of the circulatory system?
artery
heart
white blood cell
blood
Which of the following statements are correct? Check all that apply.
all cells came from other cells
living things are all made up of at least one cell
genetic information cannot be passed down
plant cells do not have cell membranes
This structure is only in plant cells. It is fully permeable and adds more support/structure to the plant.
Cell membrane
Cell Nucleus
Cell Wall
Endoplasmic Reticulum
Arrange the levels of organisation from smallest to largest in an organism
Cell, Tissue, Organ System, Organ
Cell, Organ, Tissue, Organ System
Organ System, Organ, Tissue, Cell
Cell, Tissue, Organ, Organ System
How are red blood cells adapted for their function? Select all that apply.
they have a circular biconcave shape to increase surface area for oxygen absorption and release
it contains red pigments that helps it to carry oxygenated blood
it has no nucleus so it can absorb oxygen faster
it is elastic so it can squeeze through capillaries
Bonus question: Can the Wuhan coronavirus be cured with a suitable antibiotic?
Yes
No
Maybe
Water and mineral salts can be carried up the xylem vessel easily because...? Check all that apply.
Absence of cell walls so water can be carried more efficiently
No cytoplasm so water can be carried in a continuous stream
Lignin prevents the walls of the vessel from collapsing
Brayann observed an interesting cell under the microscope. He noticed that it has a long and narrow extension. What other structures would be present in this cell? Check all that apply
mitochondria
chloroplasts
nucleus
vacuole
What is the function of ribosomes?
to fight pathogens
to synthesise proteins
to release energy
to aid in cell division
Aerobic respiration happens in the ____________, where _____________________ react to release energy.
chloroplast; carbon dioxide and glucose
chloroplast; oxygen and glucose
mitochondria; oxygen and glucose
mitochondria; carbon dioxide and glucose
