Question

1.Leaves are green because of________ *
(1) vacuoles
(2) chloroplast
(3) chromoplast
(4) mitochondria

This is a required question

3._______is a natural indicator. *
(1) methyl orange
(2) litmus
(3) turmeric
(4) phenolphthalin

This is a required question
4.The unit of frequency is________. *
(1) Hertz
(2) pascal
(3) decibel
(4)speed​

Answer 1

Answer:

1. Chloroplast

2. Turmeric

3. Hertz

Answer 2

Answer:

1. Chloroplast

2. Termeric

3. Hertz