Environmental Science MCQs
40 min Score: 0 Attempted: 0/40 Subscribe 1. What is remote sensing? (A) The study of atmospheric pressure (B) The acquisition of information about an object or phenomenon without making physical contact (C) The measurement of soil moisture directly (D) The observation of celestial bodies 2. Which of the following is a common remote sensing … Read more
20 min Score: 0 Attempted: 0/20 Subscribe 1. What is urban ecology primarily concerned with? (A) The study of interactions between living organisms and their urban environments (B) The study of rural ecosystems (C) The management of agricultural lands (D) The conservation of oceanic habitats 2. Which of the following is considered a major challenge … Read more
40 min Score: 0 Attempted: 0/40 Subscribe 1. What is the primary producer in marine ecosystems? (A) Fish (B) Zooplankton (C) Phytoplankton (D) Marine mammals 2. Which of the following is a primary consumer in freshwater ecosystems? (A) Decomposers (B) Phytoplankton (C) Predatory fish (D) Zooplankton 3. What is the term for the movement of … Read more
40 min Score: 0 Attempted: 0/40 Subscribe 1. What is soil? (A) A natural resource composed of minerals, organic matter, water, and air (B) A type of rock (C) A liquid substance (D) A form of energy 2. Which soil horizon is known as the topsoil? (A) Horizon D (B) Horizon B (C) Horizon C … Read more
40 min Score: 0 Attempted: 0/40 Subscribe 1. What is biodiversity? (A) The distribution of soil types (B) The amount of water in ecosystems (C) The variety of life forms on Earth (D) The climate of different regions 2. Which of the following is a primary benefit of biodiversity? (A) Reducing soil fertility (B) Increasing … Read more
35 min Score: 0 Attempted: 0/35 Subscribe 1. What is the primary source of freshwater on Earth? (A) Oceans (B) Glaciers and ice caps (C) Rivers (D) Groundwater 2. What is the process by which water vapor turns into liquid water? (A) Evaporation (B) Precipitation (C) Condensation (D) Infiltration 3. What does ‘hydrologic cycle’ refer … Read more
50 min Score: 0 Attempted: 0/50 Subscribe 1. What is the primary cause of recent global warming? (A) Natural climate variability (B) Human activities, especially greenhouse gas emissions (C) Volcanic eruptions (D) Solar radiation changes 2. Which greenhouse gas is most abundant in the Earth’s atmosphere? (A) Methane (B) Water vapor (C) Nitrous oxide (D) … Read more
40 min Score: 0 Attempted: 0/40 Subscribe 1. What is the primary goal of waste management? (A) To increase waste production (B) To minimize waste impact on the environment (C) To maximize waste generation (D) To store waste indefinitely 2. Which of the following is the most effective method for reducing waste generation? (A) Waste … Read more
20 min Score: 0 Attempted: 0/20 Subscribe 1. What is the primary purpose of a scrubber in pollution control? (A) To filter particulate matter (B) To reduce noise pollution (C) To remove sulfur dioxide (SO₂) from exhaust gases (D) To capture carbon dioxide (CO₂) in water 2. Which technology is commonly used to control particulate … Read more