English Medium Class 10 - CBSE Question Bank Solutions

 Why are most carbon compounds poor conductors of electricity?

Why are plants called producers?

What name has been given to those organisms which break down the complex organic compounds present in dead animals and plants?

What are planktons?

The following statement is true or false :
 In biology, human beings are called producers.

The following statement is true or false :

Secondary consumers and tertiary consumers, both are carnivores.

Which category of organisms forms the starting point of a food chain?

Name the organisms belonging to the second and the fourth trophic levels in the food chain comprising the following :
Frogs, Plants, Snakes, Hawk, Insects

What are the various steps of food chain called?

Construct a food chain comprising the following :
Snakes, Hawk, Rats, Plants

Which organisms belong to third and fourth trophic levels in the food chain comprising the following?
Rats, Plants, Hawk, Snakes

A food chain represents a unidirectional flow of X. What is X?

Fill in the following blank with suitable word :
Decomposer organisms are..........in their action.

Fill in the following blank with suitable word :

In nature, all green plants are............ whereas animals are consumers.

Fill in the following blank with suitable word :

A series of organisms, each of which feeds on the next organism, the beginning of which is a green plant, is called a .............

Define decomposers.