Level I
Blood is consists of red blood cells, white blood cells, platelets and _____.
plasma
_______ is a basic unit of organisms.
Cells
_______ is the union of egg cells and sperm cells.
Fertilization
Filtration, Evaporation, Handpicking, Sieving are examples of _______.
separation of mixtures
The average pulse rate of a male person is 75 pulse rate per minute?
FALSE: The average count is 70 pulse rate per minute
Pulse or heart rate is the number of times your heart beats per minute. What is the average pulse rate of a female per minute?
75 pulse rate per minute
_______ are bean-shaped organs about 10 cm. long.
Kidneys
Rubbing alcohol is composed of 70% alcohol and _______% water.
30% of water
Soda water is composed of water and what element?
Carbon dioxide or CO2
Blood is consists of four (4) different parts?
TRUE: Its plasma, white blood cells, red blood cells and platelets.
The _______ system brings food and oxygen to the cells and excrete wastes from the cells.
The Digestive System
A _______ is an essential organ which lies in chest and it works like a pump that pushes blood.
heart
A substance that has a lower amount and has a different physical state from the solution is called _______.
solute
The components of saline are _______ and _______.
salt and water
Coffee, Vinegar, Wine are examples of Homogeneous Mixture?
TRUE
The components of solutions are _______ and _______.
solute and solvent
A process of forming new organisms from other organisms of the same species is called _______.
reproduction
Kidneys, ureters, urinary bladder, skin, lungs are belongs to what organ system?
Excretory System
Substances that have the same physical state as solutions are called _______.
solvents
The Reproductive System reproduce and generates hormones.
FALSE: The Endocrine System generates hormones. The Reproduction System generates reproductive cells and to reproduce.
It is a process of fertilizing without using a natural way of breeding by inseminating human male sperm into female eggs directly.
Artificial Insemination
A mixture that has the same proportions of its components is called _______.
Homogeneous Mixtures
Sea salt can be harvested by the use of _______ and _______ as separation of mixtures.
evaporation and crystallization
A mixture in which the solute and solvent are not uniform throughout the mixture is called _______.
Heterogeneous Mixture
You can extract essential oil from flowers by using handpicking method?
FALSE: You can exact it by using steam distillation