Question : The mode of nutrition in which organisms make food themselves from simple substances is called_______.

Option 1: heterotrophic nutrition

Option 2: autotrophic nutrition

Option 3: saprotrophic nutrition

Option 4: phototrophic nutrition

Question : The bodies of living organisms are made of tiny units called ___________.

Option 1: genes

Option 2: centrioles

Option 3: buds

Option 4: cells

Question : _______species are those species of plants and animals which are found exclusively in a particular area.

Option 1: Endemic

Option 2: Endangered

Option 3: Threatened

Option 4: Critically Endangered

Question : The remains of the dead plants and animals trapped in the layers of rocks are called ______.

Option 1: manures

Option 2: moulds

Option 3: fossils

Option 4: remnants

Question : Directions: Which one of the given responses is the meaningful order of the following?
1. Farmer
 2. Seed
3. Food
4. Cultivation

Option 1: 1, 2, 4, 3

Option 2: 2, 1, 3, 4

Option 3: 4, 2, 3, 1

Option 4: 3, 1, 4, 2