Question

sec a and b full portaion pls answer fast

Answer 1

1) The nutrient is amino acids.

2) Coliform bacteria.

3) Solution of magnesium chloride conducts electricity because an ionic compound dissociates into ions which dissolve in water and hence conduct electricity.

4) zygote divides several times, to form an embryo. the ovule develops a thick coat and is into seed. The ovary grows rapidly and ripens to form a fruit.

5) Or.

from Snell's law,

n=sin I /sin r

n=c/v

Since c and sin i are constants therefore sin r is proportional to v .

THEREFORE..

velocity of light is maximum in medium C.

hope it helped ❤️