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RRB Junior Engineer / DMS / CMA 2015 · Question 29 of 480

In a green house, paraffin is ignited to enhance photosynthesis in the plants as it provides.

Life Sciences - Botany

  1. Aa. Water
  2. Bb. Carbon dioxideCorrect
  3. Cc. Oxygen
  4. Dd. More light

Answer: B. b. Carbon dioxide

Explanation

Burning paraffin in glass house produce carbon dioxide (C02) which is used by green plants as a source of C02 for photosynthesis in glass house.

Source: Arihant RRB JE Solved Paper 26-Aug-2015 (3rd Shift), Q91–150 — published solved-paper compilation (Q1–90 technical not included in this source) · memory-based

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