Biology · BIODIVERSITY AND CONSERVATION

Given below are statements regarding the arguments for biodiversity conservation: (A) More than 25 percent of the drugs currently sold in the market worldwide are derived from plants. (B) The Amazon forest produces an estimated 20 percent of the total oxygen in the Earth's atmosphere through photosynthesis. (C) The ethical argument emphasizes that every species has an intrinsic value, even if it has no economic value to humans. (D) Bioprospecting falls under the broadly utilitarian category because it deals with intangible aesthetic values. Choose the correct answer from the options given below:

1. A
   and (D) only
2. B
   and (D) only
3. C
   (B), (C) and (D) only
4. D
   (A), (B) and (C) only