Class 9 Practice Level 1 - The Fundamental Unit of Life

Total questions: 40

What is the basic unit of life?

Topic: Introduction to Cells

Tissue

Organ

Cell

Organ system

None

Which of the following is a unicellular organism?

Topic: Types of Cells

Human

Dog

Amoeba

Tree

None

The cell membrane is also known as the:

Topic: Cell Membrane

Plasma membrane

Nuclear membrane

Cell wall

Cytoplasm

None

The control center of the cell is:

Topic: Nucleus

Mitochondria

Chloroplast

Nucleus

Endoplasmic reticulum

None

Which of the following structures is found only in plant cells?

Topic: Plant vs. Animal Cells

Cell membrane

Nucleus

Cell wall

Mitochondria

None

The jelly-like substance present inside the cell is called:

Topic: Cytoplasm

Nucleus

Cytoplasm

Chloroplast

Ribosome

None

Mitochondria are known as the:

Topic: Mitochondria

Powerhouse of the cell

Control center of the cell

Protein synthesis site

Storage site

None

The rough endoplasmic reticulum is associated with:

Topic: Endoplasmic Reticulum

Lipid synthesis

Protein synthesis

DNA replication

Cell division

None

The function of the Golgi apparatus is:

Topic: Golgi Apparatus

Energy production

Protein sorting and packaging

Photosynthesis

DNA replication

None

10.

Ribosomes are the sites of:

Topic: Ribosomes

Lipid synthesis

DNA replication

Protein synthesis

ATP production

None

11.

Lysosomes are known as the:

Topic: Lysosomes

Powerhouse of the cell

Protein synthesis site

Digestive system of the cell

Control center of the cell

None

12.

The large central vacuole is typically found in:

Topic: Vacuoles

Animal cells

Plant cells

Bacterial cells

Fungal cells

None

13.

The cell wall is mainly composed of:

Topic: Cell Wall

Proteins

Lipids

Cellulose

Nucleic acids

None

14.

Chloroplasts are involved in:

Topic: Chloroplasts

Respiration

Digestion

Photosynthesis

Protein synthesis

None

15.

The process by which a cell divides into two daughter cells is called:

Topic: Cell Division

Meiosis

Cytokinesis

Mitosis

Binary fission

None

16.

Chromosomes are made up of:

Topic: Chromosomes

RNA and Proteins

Proteins and Lipids

DNA and Proteins

Lipids and RNA

None

17.

Prokaryotic cells lack:

Topic: Prokaryotic Cells

Cell membrane

Nucleus

Cytoplasm

Ribosomes

None

18.

Which of the following is a eukaryotic cell?

Topic: Eukaryotic Cells

Bacteria

Archaea

Fungi

Virus

None

19.

Which scientist is not associated with the cell theory?

Topic: Cell Theory

Matthias Schleiden

Theodor Schwann

Rudolf Virchow

Louis Pasteur

None

20.

The organelle responsible for photosynthesis in plant cells is:

Topic: Organelle Functions

Mitochondria

Ribosome

Chloroplast

Golgi apparatus

None

21.

The cell membrane controls:

Topic: Cell Membrane Structure

Cell division

Cell movement

Movement of substances into and out of the cell

Protein synthesis

None

22.

The cytoskeleton is responsible for:

Topic: Cytoskeleton

Energy production

Protein synthesis

Maintaining cell shape

DNA replication

None

23.

Cells that perform a specific function in multicellular organisms are called:

Topic: Cell Specialization

Stem cells

Specialized cells

Prokaryotic cells

Eukaryotic cells

None

24.

Who discovered the cell in 1665?

Topic: Cell Discovery

Robert Hooke

Anton van Leeuwenhoek

Matthias Schleiden

Theodor Schwann

None

25.

Which of the following organelles is involved in detoxification?

Topic: Cell Organelles

Lysosome

Smooth endoplasmic reticulum

Mitochondria

Golgi apparatus

None

26.

Which phase of mitosis involves the separation of sister chromatids?

Topic: Cell Division

Prophase

Metaphase

Anaphase

Telophase

None

27.

The cytoplasm is responsible for:

Topic: Cytoplasm

Storing genetic information

Providing structural support

Containing the cell organelles

Regulating cell division

None

28.

The primary function of the cell membrane is:

Topic: Cell Membrane

Energy production

Controlling the movement of substances

Storing genetic material

Synthesizing proteins

None

29.

Which structure is absent in prokaryotic cells?

Topic: Prokaryotic Cells

Cell membrane

Ribosomes

Nucleus

Cytoplasm

None

30.

The main function of the cell wall in plant cells is:

Topic: Cell Membrane Function

Protein synthesis

Photosynthesis

Providing structural support

Energy production

None

31.

Ribosomes are primarily involved in:

Topic: Ribosomes

Lipid synthesis

DNA replication

Protein synthesis

Cellular respiration

None

32.

Which organelle is known as the ‘powerhouse of the cell’?

Topic: Organelles

Nucleus

Mitochondria

Golgi apparatus

Lysosome

None

33.

Chloroplasts are found in which type of cells?

Topic: Chloroplasts

Animal cells

Plant cells

Fungal cells

Bacterial cells

None

34.

Lysosomes contain:

Topic: Lysosomes

Genetic material

Digestive enzymes

Ribosomes

Chlorophyll

None

35.

The Golgi apparatus is responsible for:

Topic: Golgi Apparatus

Energy production

Modifying, sorting, and packaging proteins

Synthesizing lipids

Storing genetic information

None

36.

The nucleus of a cell is primarily involved in:

Topic: Nucleus Function

Protein synthesis

Cellular respiration

Storing genetic material

Photosynthesis

None

37.

Which organelle is unique to animal cells and helps in cell division?

Topic: Organelles in Animal Cells

Chloroplast

Cell wall

Centriole

Large central vacuole

None

38.

Which statement is part of the cell theory?

Topic: Cell Theory

All living things are made of cells

Only animal cells have nuclei

Cells can arise from non-living matter

Cells can function independently

None

39.

The outermost layer of an animal cell is the:

Topic: Cell Structure

Cell wall

Plasma membrane

Nuclear membrane

Cytoplasm

None

40.

The main function of vacuoles in plant cells is:

Topic: Organelle Functions

Photosynthesis

Storing nutrients and waste products

Protein synthesis

Cellular respiration

None

1 out of 40

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Class 9 Practice Level 1 - The Fundamental Unit of Life

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