You are presented with the question "A cactus stem stores what?" and the following answer choices: - RNA - h2o - rain - h1n1 - co2 - H20 - O2 - copper Now knowing that acactus stem is used for storing water and water consists of H2O, etc, choose the best answer.
h2o
(Question)
You are presented with the question "A light bulb emits what when turned on?" and the following answer choices: - movement - warmth - photons - sunlight - motion - sun's heat - dangerous - Heart rate Now knowing that alight bulb converts electrical energy into light energy when it is turned on and aphoton is a packet of light energy, choose the best answer.
(Answer)
photons
Ques: You are presented with the question "What do insects sense with their antennae?" and the following answer choices: - RNA - rabies - time - sound - food - magic - outer space - toxins Now knowing that smell is used for finding food by some animals and insects can smell with their antennae, choose the best answer.
Ans: food
(Q).
You are presented with the question "What is not changed by melting?" and the following answer choices: - Shape - Mass - hair - fats - O3 - Density - Volume - matter Now knowing that phase changes do not change mass and melting is a phase change, choose the best answer.
(A).
Mass
Ques:You are presented with the question "If an organism becomes too hot, what might it experience?" and the following answer choices: - carbon dioxide loss - anemia - death - cancer - disease - digestion - freezing - sweat Now knowing that if an organism becomes too hot then that organism may die and death, and the process of dying, is the final phase of life, choose the best answer.

Ans:death
Question: You are presented with the question "What is hair not considered?" and the following answer choices: - lack - zinc - loss - Fat - long - CFCs - gold - p53 Now knowing that hair helps to insulate and protect the body and lean body mass and body fat are derived from total body water, choose the best answer.
Answer:
Fat