1.Through which part do most plants take in water?
The flowersThe seedsThe fruitsThe roots
2.What is the main job of red blood cells?
Carry dissolved nutrients, hormones and wasteFight germs and infectionsHelp the blood to clot at a cutCarry oxygen around the body
3.Which organs filter the blood and make urine?
KidneysSmall intestineLungsBrain
4.Which blood vessels carry blood away from the heart?
ArteriesCapillariesVeins
5.Which organ uses acid and enzymes to start digesting proteins?
KidneysHeartStomachLungs
6.What substance do plants make in photosynthesis and use for energy?
GlucoseCarbon dioxideLactoseSalt
7.Which organ pumps blood around the body?
HeartStomachBrainKidneys
8.What is the main job of the nucleus?
Hold the DNA and control the cell’s activitiesStore cell sap and keep the plant cell firmRelease energy from glucose by respirationControl what enters and leaves the cell
9.Which part of the blood fights infections?
Red blood cellsPlasmaPlateletsWhite blood cells
10.What joins muscles to bones?
CartilageTendonsLigamentsNerves
11.Which part of a plant cell stores cell sap and keeps the cell firm?
RibosomeCell wallChloroplastVacuole
12.Which yellowish liquid part of the blood carries dissolved substances?
Red blood cellsPlasmaPlateletsWhite blood cells
13.Where in a cell is energy released from glucose by aerobic respiration?
NucleusChloroplastMitochondriaVacuole
14.In which part of a plant cell does photosynthesis take place?
NucleusRibosomeMitochondriaChloroplast
15.Which part of the blood helps it clot when you cut yourself?
PlateletsWhite blood cellsRed blood cellsPlasma