Which of the following is not the main abiotic factor affecting plant growth and development？
A: Water
B: Temperature
C: Light
D: Insects
A: Water
B: Temperature
C: Light
D: Insects
举一反三
- Which of the following is not a key factor affecting the stability of the emulsions? A: Selection of emulsifier B: Type of emulsifier C: Packaging of emulsion D: Preparation temperature
- ( ) is the most important climatic factor affecting water erosion. A: Rainfall B: Temperature C: Solar power D: Wind
- The main natural factor affecting the prevalence of parasitic diseases is () A: temperature and humidity B: Only related to humidity C: independent of temperature D: It has nothing to do with rainfall
- Temperature affects the penetration of gas into the formation by affecting Slip factor
- Which of the following is NOT a factor affecting the estimated service life? ( ) A: Cost of asset. B: Physical factors. C: Technological obsolescence. D: Economic factors.