Levels of Organization Questions and Answers - 1

Question: 1

What are micronutrients?

Elements which are required in a very small quantities are called micronutrients (e.g) Manganese, zinc, boron.

Question: 2

Define nitrogen fixation?

The conversion of molecular nitrogen into nitrogen compounds is known as nitrogen fixation.

Question: 3

What is exosmosis?

When the plant cell is placed in hypertonic solution the cell becomes flaccid. This process is known as exosmosis.

Question: 4

Define plant physiology?

Plant physiology is the branch of botany that aims at explaining all life process of plants by utilizing principles founded in chemistry, physics and mathematics.

Question: 5

Explain the cell structure in penicillium?

The cell of penicillium contains cell organells such as mitochondria, ribosomes, endoplasmic reticulum, golgi bodies etc. the cell may be binucleate or multinucleate.

The serve food is oil globules.