PRACTICE TEST -2 - CHAPTER 5

Welcome to your Ncert – class 9- science-Chapter 5 – The Fundamental Unit of Life 2

Plasma membrane is called semi-permeable:

A. It allows entry of selective substance.

B. It does not allow entry of any substance.

C. It allows exit of selective substances.

D. It allows entry only.

C and D

All of these

B and C

A and C

None

From the following, an organelle with ribosomes attached to its surface is:

Mitochondria

Rough endoplasmic reticulum

Smooth endoplasmic reticulum

Chloroplast

None

Removal of old cell organelles is necessary for the proper functioning of a cell. The old cell organelles are removed by the

cell wall

cell membrane

mitochondria

lysosome

None

Match the following with the correct response:

(1) Prokaryotic cells	(A) Complete cells
(2) Eukaryotic cells	(B) Removal of toxic substances
(3) Viruses	(C) Link between living and non-living
(4) Peroxisomes	(D) Nucleoid

1-D, 2-A, 3-C, 4-B

1-C, 2-B, 3-D, 4-A

1-B, 2-D, 3-A, 4-C

1-A, 2-C, 3-B, 4-D

None

The cell membrane is selectively permeable, it can be best deduced by?

The rise of sap in plants

The entry of selective mineral salts

Both A and B

The entry of water

None

Use the following information to answer the next question.

Organisms that are made up of many cells are called multi-cellular organisms; whereas organisms that are made up of only a single cell that performs all functions are called unicellular organisms.

Which of the following organisms is unicellular?

Amoeba

Pine

Sundew

Algae

None

Each organ in the digestive system performs different functions such as

Absorption

Digestion

All of the above

Assimilation

None

Eukaryotic cells have:

A. Distinct nucleus

B. Nucleolus

C. Nuclear membrane

D. Nucleoid

A, B and D

B and C

A, B and C

All of these

None

Match the following with the correct response:

(1) Large sized vacuoles	(A) Plant cells
(2) Swelling of cells	(B) Hypertonic solution(C) Endo-osmosis
(3) Shrinkage of cell content	(C) Endo-osmosis
(4) Organelle that control all the activities	(D) Nucleus

1-A, 2-C, 3-B, 4-D

1-D, 2-A, 3-C, 4-B

1-B, 2-D, 3-A, 4-C

1-C, 2-B, 3-D, 4-A

None

10.

Fill in the blank:

A tissue is a group of _________ cells performing a specific function.

None of the above

only elongated

different

similar

None

11.

Which of the following statement is/are correct:

A) Chlorophyll is found in chloroplast.

B) Nucleus is surrounded by single membrane called nuclear membrane.

C) Plastids are coloured.

D) Chloroplast contains DNA.

A and D

All of these

B and D

B and C

None

12.

Match the following with the correct response: table { border-collapse: collapse; width: 100%; } th, td { border: 1px solid #dddddd; text-align: left; padding: 8px; } th { background-color: #f2f2f2; }

(1) Energy currency of the cell	(A) Mitochondria
(2) Organelle which releases oxygen	(B) Ribosomes
(3) Human cells lacking nucleus	(C) RBC
(4) Synthesis of protein	(D) ATP

1-C, 2-B, 3-D, 4-A

1-A, 2-C, 3-B, 4-D

1-B, 2-D, 3-A, 4-C

1-D, 2-A, 3-C, 4-B

None

13.

Function of Endoplasmic Reticulum is/are:

A. Synthesis of proteins

B. Transfer of hereditary characters

C. Synthesis of lipids

D. Processing and packaging

All of these

A and C

A, C and D

A, B and D

None

14.

Use the following information to answer the next question.

Leaf cells perform photosynthesis, which results in the production of food.

In leaf cells, photosynthesis is carried out by the

lysosome

ribosome

mitochondrion

chloroplast

None

15.

All plant cells possess a cell wall. The cell wall of a plant cell performs the function of

digestion

protection

energy production

food production

None

16.

Non-membrane bound cell organelle is?

Nucleolus

All of these

Ribosomes

Centrioles

None

Chapter 5- The Fundamental Unit of Life

Chapter 6 - Tissues

Chapter 12 – Improvement in Food Resources

Curriculum

Ncert - class -9 - Biology

Chapter 5- The Fundamental Unit of Life

Chapter 6 - Tissues

Chapter 12 – Improvement in Food Resources

PRACTICE TEST -2 – CHAPTER 5 – CLASS 9