Evergreen Science

Book: Evergreen Science

Chapter: 5. The Fundamental Unit of Life

Subject: Biology - Class 9th

Q. No. 10 of Comprehensive Exercises (T/F)

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10

Write true or false for the following statements:

Mitochondria have three membrane coverings.

False

Mitochondria have two membrane coverings. The outer membrane is smooth while the inner membrane is folded.


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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