Fact 1: Hydropower requires damming a river. Fact 2: Hoover Dam, the first dam on the Colorado River below Grand Canyon, was built between 1931 and 1935. Given the two facts above, answer the question "Which of these produces hydropower?" with the following options: - deuterostomes - Wind Turbines - power stations - Suez Canal - trout - Old Faithful Geyser - Hoover Dam - stations
Hoover Dam

(Question)
Fact 1: Echinoderms lack a centralized nervous system. Fact 2: Echinoderms are represented by the starfish. Given the two facts above, answer the question "what lack a centralized nervous system?" with the following options: - barnacles - amphibians - insects - primates - alpacas - Pesticides - starfish - snakes
(Answer)
starfish

Ques: Fact 1: Bottleneck effect occurs when a population suddenly gets much smaller. Fact 2: Animals and plants exist as populations. Given the two facts above, answer the question "When an animal or plant group gets much smaller, that's called a:" with the following options: - bottleneck - Winter - Movement - population explosion - genus - relocation - Mason jar effect - choker
Ans: bottleneck

(Q).
Fact 1: Flowers produce spores that develop into gametophytes. Fact 2: Pollen is the gametophyte generation of seed plants. Given the two facts above, answer the question "Flowers produce spores that develop into what?" with the following options: - plants - fields - farmers markets - bioaerosols - Leptospirosis - rapid expansion - moss systems - seed plants
(A).
seed plants

Ques:Fact 1: Some parasites kill their host, but most do not. Fact 2: Pathogens induce a disease in their host. Given the two facts above, answer the question "A parasites that can kill is called what?" with the following options: - bacteria - a carcinogen - A Greek letter - a pathogens - animals - an infection - insects - dangerous

Ans:a pathogens

Ques: Fact 1: Marine species live mainly in shallow coastal waters. Fact 2: Many species of marine algae are toxic or harmful. Given the two facts above, answer the question "what lives mainly in shallow coastal waters?" with the following options: - humans - density - Seesaw - swea - a fish - deep - algae - otters
Ans:
algae