Ques: Plants live just about everywhere on Earth, and all plants live and grow by photosynthesis. Given these facts, photosynthesis can be found among the following options: - only in rain forests - Direct sunlight. - Transfers energy - our nearest star - flow of electrons - just about everywhere on Earth - only in tropical climates - in young plants
Ans: just about everywhere on Earth

Ques: Killing microorganisms in food can be used to extend the shelf life of that food, and thorough cooking is the most effective way to kill microorganisms in food. Given these facts, what can thorough cooking do to food among the following options: - make it inedible - extend the shelf life - Damages them - make it colder - make it saltier - converting electricity to heat - it keeps an organism warm - get chemical reactions started
Ans: extend the shelf life

Ques: If an object reflects light toward the eye then that object can be seen, and mirrors reflect light. Given these facts, what do mirrors do among the following options: - converting electricity to heat - prevent heat loss - duplicate itself - reflect air molecules - infrared light - It gets more light - invisible objects - reflect objectstowards the eye
Ans: reflect objectstowards the eye

Ques: DNA is found in chromosomes, and first the chromosomes duplicate themselves. Given these facts, what can DNA do among the following options: - Plant growth is reduced - enormous damage to homes - switch its helix - reproduce - duplicate itself - implant on on other genes - keeps the organism warm - rearrange chromosomes
Ans:
duplicate itself