Ques: You are presented with the question "Energy enters what in the form of sunlight or chemical compounds." and the following answer choices:  - biomes  - fire  - light  - Energy.  - Energy  - LEDs  - propagate  - photons  Now knowing that energy enters ecosystems in the form of sunlight or chemical compounds and biomes are global ecosystems, choose the best answer.
Ans: biomes

Ques: You are presented with the question "what are gases from burning coal and oil dissolving in water in the atmosphere?" and the following answer choices:  - harmful  - deadly  - h2o  - helpful  - dangerous  - vehicles  - green  - toxins  Now knowing that gases from burning coal and oil dissolving in water in the atmosphere causes acid rain and acid rain is harmful rain, choose the best answer.
Ans: harmful

Ques: You are presented with the question "What animals lack vertebral column or backbone?" and the following answer choices:  - snakes  - dogs  - parasites  - epidermal  - Wasps  - fish  - insects  - sharks  Now knowing that invertebrates are animals that lack a vertebral column, or backbone and invertebrates Among the invertebrates, the largest number of species are insects, choose the best answer.
Ans: insects

Ques: You are presented with the question "the cause of myocarditis cannot what?" and the following answer choices:  - They may not survive.  - direct damage to the lungs  - A compound that donates proton  - live by the shore  - microorganisms  - survive in a body  - reproduce by themselves  - eat by themselves  Now knowing that viruses cannot reproduce by themselves and often viruses are the cause of myocarditis, choose the best answer.
Ans:
reproduce by themselves