The SI unit of acceleration is _______________.

If the force applied on the object is in the direction opposite to the direction of motion, the speed of the object __________.

Sycon (Scypha), Spongilla (Fresh water sponge) and Euspongia (Bath sponge) are examples of which Phylum?

Which of the following is not among the 3 main classes of Algae?

In male reproductive system, the testes are situated outside the abdominal cavity within a pouch called __________.

The method of soil conservation in which stones, grass, soil are used to build barriers along contours and trenches are made in front of the barriers to collect water is called?

As the river enters the plain it twists and turns forming large bends known as ____________.

Sultan Mahmud was a ruler of_____.