Plants with two cotyledons are called.

Plants with single cotyledon are called.

Justify the statements Plants in an ecosystem are called autotrophs.

Give reasons: Plants in an ecosystem are called producers.

Correct and write the following statements and justify your corrections: Plants in an ecosystem are called primary consumers.

Roots developed from parts of the plant other than radicle are called

Name the common function that cotyledons and nucellus perform.

True or False. Angiosperms are classified as monocots and dicots depending upon the number of cotyledons in seeds.

A single substance that exists in two or more forms is called.

Paragraph based questions : Read the following paragraph and answer, the questions based on it. The presence or absence of organs is the first, criterion for classification of plants. The presence or absence of separate conducting tissues for conduction of water and food is the next consideration for classification. Do the plants bear seeds? If they do then, whether the seeds are enclosed in a fruit or not is also an important criterion for classification. Finally, plants are grouped depending upon the number of cotyledons in the seeds. In 1883, Eichler, a botanist, classified the Kingdom Plantae into two sub-kingdoms. As a result, two sub-kingdoms, cryptogams and phanerogams were considered for plant classification. What are the groups of plants classified according to the number of cotyledons?

The organisms which cause diseases in plants and animals are called.