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How do the hoverfly’s adaptations help protect it from preditors?

what is the life cycle of the stars

What factors caused  the extinction of the dodo?

Give 2 things we would or wouldnt see if the universe wasnt expanding

In a wild life enclosure where none of the animals can get in or out a disease in the soil kills all the plants.
What woukd be the knock on effect on the local herbivore and carnivore population?

Fill in the blanks with these words about extinction: competitors, predators, diseases, environment.

Extinction may be caused by changes to the …. , new …. , new …. and possibly new …. .

Fill in the blanks with these words about natural selection: survive, animals, thrive, changes plants.

…. or …. that are best suited to their environment …. . If the environment …. the organisms that cope the best will …. .

What does ‘tetrapod’ mean? There are 2 right answers

a) 2 legged

b) 4 legged

c) fish like

d) vertebrates with legs

How does radiation damage the human body?

a) In low doses?

b) In high doses?

c) To friends and family in high/low doses?

   why did snakes lose thier legs for?

and why are people scared of them?

its all down to what?

http://www.ngfl-cymru.org.uk/vtc/learnpremium/electrolysis/popup.htm