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YDS PARAGRAF DOLDURMA / TEST 1 20. Soru

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20.

………. . Its light causes photo synthesis in
green plants , and its heat causes winds.
Fossil fuels, such as coal, oil, and natural gas,
got their energy originally from
photosynthesis, as did wood Animals derive
their energy from plants that photosynthesize
either directly or indirectly The only natural
nonsolar energy sources are nuclear reactions
and the tides.

In a greenhouse, a special lamp
should be placed so as to encourage
growth

Plants which are not exposed to
enough natural light rapidly turn
yellow

Most house plants should be
placed next to a large window

Midday is generally the hottest
time of day when the sun's rays hit
the earth directly

Virtually all of the energy used by
living things comes from the sun