Embibe Experts Solutions for Chapter: Solved Science Paper 2, Exercise 1: Exercise-Part 2

The structure shown below has several uses. Which one of the following is a correct use of the given structure:

What is carpel? Write the function of its various parts.

What is meant by power of a lens? Write its SI unit. A student uses a lens of focal length $40 \mathrm{cm}$ and another of $-20 \mathrm{cm}$. Write the nature and power of each lens. 

Draw a diagram of human respiratory system and label- pharynx, trachea, lungs, diaphragm and alveolar sac on it.

Why does milk become sour if kept for a long time? 

Nervous System consists of

Reflex action is controlled by

_____ is the cause of similarities between the offspring.