Fact 1: Organs of excretion make up the excretory system. Fact 2: All organisms excrete wastes. Given the two facts above, answer the question "Organs of waste do what to the waste system?" with the following options: - harm them - stink up - make up - recovery - recycling - eat up - poop up - store
make up

(Question)
Fact 1: Nephrons are the structural and functional units of the kidneys. Fact 2: Finally, the fluid in the nephron reaches a collecting duct . Given the two facts above, answer the question "where do fluid in the kidneys collect?" with the following options: - bowels - ducts - alveoli - liquid - solutes - tubes - arteries - matter
(Answer)
ducts

Ques: Fact 1: Decomposition increases amount of organic matter in soil. Fact 2: Plant respiration and decomposition of dead plant life consume dissolved oxygen in the water. Given the two facts above, answer the question "What increases the amount of organic matter in soil?" with the following options: - chemical reaction - one celled organisms - aerobic capacity - nutrients - fossil fuels - Dissolved oxygen - chemical changes - swamp vegetation
Ans: Dissolved oxygen

(Q).
Fact 1: Arthropods are the largest phylum of invertebrates. Fact 2: Invertebrates are animals without a backbone. Given the two facts above, answer the question "What don't arthropods have?" with the following options: - an exoskeleton - legs - Bodily water - Damaged hearing - kinetic energy - a backbone - Energy - backs
(A).
a backbone

Ques:Fact 1: Matter vibrating can cause sound. Fact 2: Cougars receive sound through their ears. Given the two facts above, answer the question "What vibrating can cause something received through the ears." with the following options: - energy - Energy. - light - matter - nerves - ideas - Frogs - thought

Ans:matter

Fact 1: Behaviors that improve fitness increase through natural selection. Fact 2: Natural selection is the mechanism of evolution. Given the two facts above, answer the question "Behaviors that improve fitness improve through what" with the following options: - Riding a bike - environment - reduced heat - sleep - competition - evolution - Summer - Energy
evolution