GCSE unit 1 Geography B exam 24th May Watch

i have my geography unit 1 exam tomorrow and i am going through lots of predicted questions. however, i have some that I have no idea how to answer and Google seems to be no use. Help pleaseeeeeeee. These are the questions.

P.s they are all six markers!

Battle for the Biosphere:
how is the biosphere indirectly degraded?
explain how local factors affects biome location?

Restless Earth:
Compare secondary impacts of two contrasting earthquakes (Haiti and New Zealand).
Compare hazard resistant design in the developed and developing world.
What is the importance of the Earth's internal heat system?

Climate Change:
Discuss the effects of a short term climate change on people and the environment?
Examine the impacts of a major climate change?
How does natural climate change affect people and the environment?

Water World:
Explain the role of the lithosphere and asthenosphere in the hydrological cycle?
Why is the hydrological cycle considered a 'closed system'?

Thankkksss.