IGCSE /Grade 3
Science MCQ Based On Life processes
Our free online Science test quiz for Grade 3, IGCSE will assist you to improve your Science skills on every concept in a fun interactive way.
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IGCSE Grade 3 Science Life processes
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Anaerobic respiration means without air
This respiratory pigment contains iron and is present in the red blood cells.
Excretory system excretes wastes from our body
Oxygen is carried by haemoglobin which is the primary carrier of oxygen in human beings
95 percent of nutrient molecules are absorbed in this part of the digestive system.
They are also called as megacaryotes
These are the primary energy sources for our body and supply the body with energy to do work after getting digested.
Heterotrophic beings are the ones who cannot produce their own food.
this part is located in the pelvic cavity
It is a group of muscles that surrounds the anus and is present at the end of the rectum. It helps in controlling the release of fecal matter.
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