MCQ 11 MarkWhich land biome shows presence of cacti plants more?A Polar regionsB GrasslandsC Rainforest✓ DesertAnswerCorrect option: D. Desert DesertView full question & answer→
MCQ 21 MarkWhy is creek water different from the river water?A Creek water is more polluted than the river water.✓ Creek water is less salty than the river water.C Creek water is more saline than the river water.D Creek water is less turbulent than the river water.AnswerCorrect option: B. Creek water is less salty than the river water. Creek water is less salty than the river water.View full question & answer→
MCQ 31 MarkWhich abiotic factor mainly distinguishes marine water from the fresh water?A TemperatureB Dissolved oxygen:✓ SalinityD Surface tensionAnswerCorrect option: C. Salinity SalinityView full question & answer→
MCQ 41 MarkWhich climatic factor is causing migration of the birds in certain regions of the earth?A Humidity and rainfall✓ Ambient temperatureC Amount of carbon dioxideD Amount of plant matterAnswerCorrect option: B. Ambient temperature Ambient temperatureView full question & answer→
MCQ 51 MarkWhich one out of the following is not biotic factor?✓ HumidityB RabbitC SnakeD BacteriaAnswerCorrect option: A. Humidity HumidityView full question & answer→