Year 10 Science Revision

The diagram represents light emitted from two globes, red and blue. Which statement is correct?

What is a gene?

When cells divide to replace dead skin cells DNA is replicated exactly. What is the advantage?

What cells can be produced from this type of cell division?

Which label correctly labels the ovary?

Cell division which results in new cells with half the number of chromosomes is important for?

What is the name given to the current scientific theory of how to universe began.

In which part of the female human reproductive system does this process occur?

Which letter correctly labels the site where embryo develops?

Which process is an example of a beneficial use of biotechnology?

What is an advantage of DNA mutating?

Which two scientists are given credit for describing the structure of DNA?

Where is DNA found in the cell?

This shows the differences in beak shape among species of finches. Which process caused this?

Which of the following is an example of a biotechnology?

In which organ are sperm produced?

Many aboriginal people died from European disease after Australia was invaded. Why?

A person has a mass of 100kg. What would their mass be on the moon?

Which process has a role in the growth and repair of tissue in multicellular organisms?

Which statement about fossils supports the idea that the Earth is very old?

What does the Big bang theory explain?

Here is a DNA molecule. What is the name of the section labelled P on the DNA molecule?

Which observation made by astronomers supports the Big Bang Theory?

Where in the human body does a fertilised egg implant?

Human cells contain 46 chromosomes. This shows one type of cell division which results in:

Name the structure on which information is transferred as DNA when cells reproduce

Why can a mutation be an advantage for a population of living things?

What evidence supports the idea that the universe has been growing larger since its beginning.

Evolution states, all organisms developed from simpler organisms. Why is this a theory?

Identical twins grow up to be different sizes, what is the main cause of this difference?

The sun is a medium size star using up fuel. What will happen in the next stage of its life?

What happens to DNA as a result of mutation?

What term describes the amount of matter in an object?