Year 7 - Science - Classification Set 1

What is an organism?
A living thing (1 mark)
What tool/chart do we use to classify organisms?
Dichotomous Key (1 mark)
When we classify organisms, we put them in to groups with similar __________(what)?
Features or Characteristics (1 mark)
What are the five kingdoms that organisms can be divided into?
Animalia (1 mark), Plantae (1 mark), Fungi (1 mark), Protoctista (1 mark), Prokaryotic (1 mark) Total = 5 marks
What are the two main groups that animals (animalia) are divided into?
Vertebrates (1 mark) & Invertebrates (1 mark) Total = 2 marks
What is the difference between a vertebrate and invertebrate?
A vertebrate has an internal skeleton (1 mark) and an invertebrate has an external skeleton or no skeleton (1 mark) Total = 2 marks
What is an internal skeleton called?
Endoskeleton (1 mark)
What is an external skeleton called?
Exoskeleton (1 mark)
Name 4 signs of life.
Any four of the following: Movement, Respiration, Sensitivity, Nutrition, Excretion, Reproduction and Growth (1 mark each, Total = 4 marks)
Name the five groups of vertebrates.
Fish, Mammals, Reptiles, Amphibians and Birds (1 marks each, Total = 5 marks)
What is the difference between something dead and non-living?
Dead was once alive (1 mark) and not living was never alive (1 mark) Total = 2 marks
What advantage does an exoskeleton give an organism?
They allow an organism to jump and swim better (1 mark)
What advantage does an endoskeleton give an organism?
They allow an organism greater flexibility (1 mark)
What percentage of animals are vertebrates?
5% (1 mark)