Characteristics of living things and levels of organisation

Question 1 of 10

Building up of complex substances from simple ones is

Question 2 of 10

Which organelle is mainly responsible for aerobic respiration in a cell?

Question 3 of 10

The process by which organisms release energy from food is ___.

Question 4 of 10

Movement differs in plants and animals because plants

Question 5 of 10

Which process involves the production of new individuals of the same species?

Question 6 of 10

Viruses are cells.

Question 7 of 10

The ability of an organism to detect and respond to changes in its surroundings is called

Question 8 of 10

A system is a group of

Question 9 of 10

A group of similar cells performing a common function is a

Question 10 of 10

A tentative explanation that can be tested is called a