Evergreen Science

Book: Evergreen Science

Chapter: 5. The Fundamental Unit of Life

Subject: Biology - Class 9th

Q. No. 4 of Comprehensive Exercises (T/F)

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4

Write true or false for the following statements:

An undefined nuclear region containing only nucleic acids is called a nucleolus.

False

An undefined nuclear region containing only nucleic acids is called nucleoid.


Chapter Exercises

Periodic Test
Comprehensive Exercises (MCQ)
Comprehensive Exercises (T/F)

More Exercise Questions

1

Write true or false for the following statements:

Plastids are present in both plant and animal cells.
2

Write true or false for the following statements:

In unicellular organisms the vacuole contains the food which an organism has consumed.
3

Write true or false for the following statements:

The nucleus plays a central role in cellular reproduction.
4

Write true or false for the following statements:

An undefined nuclear region containing only nucleic acids is called a nucleolus.
5

Write true or false for the following statements:

The chlorophyll in photosynthetic prokaryotic bacteria is associated with membranous vesicles but not with plastids.
6

Write true or false for the following statements:

The endoplasmic reticulum is a large network of membrane-bound tubes and sheets.
7

Write true or false for the following statements:

RER looks smooth under a microscope because it has particles called ribosomes attached to its surface.
8

Write true or false for the following statements:

Leucoplasts are the coloured plastids.
9

Write true or false for the following statements:

Vacuoles are storage sacs for solid or liquid contents.
10

Write true or false for the following statements:

Mitochondria have three membrane coverings.

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