Ques: Chlorophyll is used for absorbing light energy by plants, and chlorophyll is the plant's oxygen producer. Given these facts, plants absorb what to produce oxygen among the following options: - water - carbon dioxide - light energy - The atmosphere - water vapor - nitrogen - air - nutrients
Ans: light energy

Ques: When electricity flows to a light bulb , the light bulb will turn on, and for example, Make sure there is enough light in the room to see clearly. Given these facts, when electricity flows to a bulb, the room is seen what among the following options: - dimly - complete - clearly - an object - darkly - motion - sunlight - shadowed
Ans: clearly

Ques: Heterotrophs are living things that cannot make their own food, and proteins are an essential nutrient for heterotrophs . Given these facts, what do things that cannot make their own food need as a nutrient among the following options: - Energy - metal - animals - mud - Energy. - protein - prototype - fungi
Ans: protein

Ques: Energy enters ecosystems in the form of sunlight or chemical compounds, and an ecosystem includes the organisms and their habitat. Given these facts, what does energy enter in the form of sunlight or chemical compounds among the following options: - Generating heat - volume - colors of the spectrum - organisms and their habitat - density - Transfers energy - gravity - it helps plants in growing
Ans:
organisms and their habitat