Environmental Science
All the statements are correct regarding ecological succession except

The food chain relationships becomes more complex
Species diversity increases as succession proceeds
The role of decomposers becomes more and more important
It is a random process

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Environmental Science
The earth is tilted at an angle of 23.5o with respect to the plane of its orbit around the sun. If the amount of tilt were increased to 40o, we would expect in middle latitudes:

Hotter summers and colder winters than at present
No appreciable change from present conditions
Hotter summers and milder winters than at present
Cooler summers and milder winters than at present
Cooler summers and colder winters than at present

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