WILL GIVE BRAINLIEST Which of the following is not an examle of physical weathering?

a water freezing which causes rocks to expand and break down.

b Plant roots growing into gaps of rocks which causes rocks to break apart.

c When wind causes sediment to come into direct contact with other rocks which then
start to break down.

d Acid rain reacting with rocks

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat