Help I'm on test and its time "Biotic things do not need abiotic things for survival." Explain why this sentence is or is not correct.

Which of these is a major trend in land plant evolution? a) the trend toward smaller size b) the trend toward a gametophyte-dominated life cycle c) the trend toward a sporophyte-dominated life cycle d) the trend toward larger gametophytes

Deer cave cannot support photosynthesis is as not enough sunlight is present. in spite of this, it still has a complex food chain. what is the energy foundation of this food chain?

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what