Help me! 6th grade work due today

What part of the plant has the most chloroplsts?

Matthew decided he wanted to hike up mount everest. on his way to the top, it began to snow and the temperature dropped to -10°f. matthew forgot to wear a heavy jacket so his body began to shiver beyond control. in this case, matthew's body shivering is the to a drop in temperature. * 0 points reflex stimuli responce environmental facto

Explain how organisms could be harmed by high levels of salt from roadways?