You are presented with the question "What can't echinoderms do?" and the following answer choices: - Plant growth is reduced - decreases its bodily water - reproduce - Contract influenza - Move to another area - Dehydration - kill them - move to different locations Now knowing that echinoderms lack respiratory and excretory systems and influenza is a disease of the respiratory system, choose the best answer.
Contract influenza
You are presented with the question "What can decrease in an environment, and may cause animals to leave?" and the following answer choices: - essentials of life - competition - wind speed - living things - single-celled organisms - deforestation - biodiversity - rock content Now knowing that if the amount of available food and water decreases in an environment then animals may leave that environment to find food and water and food, water and air are the essentials of life on earth, choose the best answer.
essentials of life
Q: You are presented with the question "Biofuel is used to produce what when it is burned?" and the following answer choices: - water - energy - glucose - oil - gasoline - power - heat - Light Now knowing that biofuel is used to produce electricity by burning and power source is electric, choose the best answer.
A: power
Question: You are presented with the question "most insects have a what?" and the following answer choices: - a cuticle - storing system - city system - epidermis and dermis - nervous system - building system - four limbs - layers of fat Now knowing that most invertebrates have a nervous system and insects are the most common invertebrates, choose the best answer.
Answer: nervous system
*Question*
You are presented with the question "Scraping oneself on a contaminated object may cause " and the following answer choices: - mildew - Herpes - deadly - disease - Injury - blood - rabies - death Now knowing that scraping oneself on a contaminated object may cause infection and any infection can cause death, choose the best answer.
**Answer**
death
You are presented with the question "Cells secrete acids and bases to maintain what?" and the following answer choices: - Chemical energy - resistance - increases a body's strength - To keep their body heat. - most human enzymes - aerobic capacity - allow growth - temperature Now knowing that cells secrete acids and bases to maintain the proper pH for enzymes to work and most human enzymes work at a optimal pH of 7.4, but other enzymes work at many different pH ranges, choose the best answer.
most human enzymes