Plants with cones.
Gymnosperms
How many male sex cells goes into the embryo sac during fertilization?
Two
Mg stand for?
Magnesium
A method to separate colour pigments.
Chromatography
... means that they can be hammered flat into sheets.
Malleable
We use the ... method to separate acetone and water.
Distillation
Fish, reptiles, mammals and birds are all ...
Vertebrates
Made up of soil and rocks on the crust and seabed of the earth.
Lithosphere
The period of physical and psychological development that starts with puberty and ends when adulthood is reached.
Adolescence
The process in which energy is released from glucose.
Respiration
Animals with no spine.
Invertebrates
The term used to describe a developing baby from eight weeks from fertilization until birth.
Foetus
... paper can be red or blue and is an indicator.
Litmus
Methods used to prevent pregnancy.
Contraceptives
Li stand for?
Lithium
Every month, one of the ovaries will release an egg cell. This is known as ...
Ovulation
