The height of a tree can be measured by

The correct relation among the following is 

The habitat of water hyacinth is

All animals need

We should include fruits and vegetables in our diet, because _______.

The distance between Delhi and Chennai can be measured in _______________.

When an object covers equal distances in equal interval of time, it is said to be in __________motion.

The method employed to separate clay particles from water is______

Primary organs of photosynthesis are _____________.

Ten millimetre makes one centimetre

To and fro motion is called oscillatory motion

When pulses are washed with water before cooking, water is separated from them by filtration.

Root is modified into spines.

All bacteria have flagella.

What is the full form of SI system?

What is the SI Unit of mass?

A change in the position of an object with time._____

Complete the Diagram

Find the odd one out.
kilogram, millimetre, centimetre, nanometre

Complete the web chart.

Define mass.

1 Metre, 1 centimetre, 1 kilometre, and 1 millimetre.

Define - Sedimentation

Define the term habitat.

Define balanced diet.

Name any four input devices.

A vehicle covers a distance of 400km in 5 hour. Calculate its speed.

What is meant by food adulteration?

Distinguish between terrestrial and aquatic habitats.

How will you measure the volume of irregular objects?

Tabulate the vitamins and their corresponding deficiency diseases.