G7 Science Exam Revision Quiz

Decomposers

• 分解者

• 生产者

• 消费者

• 生态系统

生产者

• Consumers

• Decomposes

• Producers

• Ecologists

Name one secondary consumer in the diagram.

• Human

• Krill

• Algae

• Squid

Name one producer in the diagram.

• Human

• Krill

• Algae

• Squid

What dyes do the mixture contain?

• Dye 1

• Dye 2

• Dye 3

• None of above

Living and non-living things that interact with each other in an environment is called a (a)   .

The phenomenon by which toxins concentrate in the organisms at higher trophic. levels within an ecosystem is known as...

(a)  

The function of haemoglobin is to carry (a)   .

To bend the arm, the biceps muscle (a)   , while triceps muscle relaxs.

Inside an atom, (a)   contains the protons and neutrons.