If asaline solution is made by adding salt to water, then what are the two ingredients of a saline solution? Answer choices: - salt and water. - Deoxyribonucleicacid - water and iodine - looseness - Veins and arteries. - salt and calcium - salt and oxygen - deoxyribonucleic acid
salt and water.

(Question)
If echinoids have unique water vascular system was tube feet, then which has a unique water vascular system? Answer choices: - roots - trees - Conifers - Echinoids - fur seals - Most plants - ferns - bushes
(Answer)
Echinoids

Ques: If acid rain has a negative impact on H20 quality, then what has a negative impact on H20 quality? Answer choices: - chickenpox - rainfall - bottled water - Pesticides - flooding - the amount of people drinking - disease - acid rain
Ans: acid rain

(Q).
If burning wood is used to increase temperature, then what is used to increase temperature? Answer choices: - activation energy - ice - electricity - snow - glaciers - burning wood - Electrical energy - Fuel cells
(A).
burning wood

Ques:If tar causes damage to the lungs, then what causes damage to the lungs? Answer choices: - breathing - tar - HPV - fire - CFCs - sunshine - coal - mist

Ans:tar

If ejaculation of sperm can be inhibited by bacterial infection, then bacterial infection can inhibit ejaculation of what? Answer choices: - babies - sperm - sugar - animals - erection - eggs - humans - pregnancy
sperm