Select the two true statements please and tell me which one type it out please don’t say letters cause then I don’t know.

weathering is the answer.

the second type of galaxy is called a barred spiral, which has a thing called a bar straddling the nucleus

ecological efficiency: % of usable energy transferred as

biomass from one trophic level to the next typical is 10% efficient (90% of

energy is lost),is diagramed as the pyramid of energy flow. then osprey eagle

are tertiary consumer and the shrimp are primary consumer, so to balance

mass of shrimp (1/0.1) / 0.1 = 100 kg