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Question 1

Photosynthesis (N) -
1. During photosynthesis, plants absorb carbon dioxide.
2. Green plants get the energy to grow from the sun through the process of photosynthesis.

Answer 1

Photosynthesis (N) - the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water

Question 2

Pseudoscience (N) -
1. In the absence of science he could see all sorts of myth and pseudoscience taking hold.
2. Pseudo-science has a nasty habit of reaching into every walk of life and infecting every debate.

Answer 2

Pseudoscience (N) - a collection of beliefs or practices mistakenly regarded as being based on scientific method

Question 3

Psychosis (N) -
1. The patient suffered from depression and paranoid psychosis.
2. The patient suffers from some kind of psychosis.

Answer 3

Psychosis (N) - A mental disorder characterized by a disconnection from reality

Question 4

Arthroscope (N) -
1. He underwent arthroscopic surgery to repair the tear and didn’t play for the remainder of the season.
2. Two patients had bilateral knee arthroscopies; the results reported here only refer to the worse knee.

Answer 4

Arthroscope (N) - an instrument through which the interior of a joint may be inspected or operated on