Class 9 Quiz Level 1 (Easy) – The Fundamental Unit of Life

Total questions: 30

Ribosomes are the sites of:

Topic: Ribosomes

Deselect Answer

Lipid synthesis

DNA replication

Protein synthesis

ATP production

None

Lysosomes are known as the:

Topic: Lysosomes

Deselect Answer

Powerhouse of the cell

Protein synthesis site

Digestive system of the cell

Control center of the cell

None

Prokaryotic cells lack:

Topic: Prokaryotic Cells

Deselect Answer

Cell membrane

Nucleus

Cytoplasm

Ribosomes

None

The cell wall is mainly composed of:

Topic: Cell Wall

Deselect Answer

Proteins

Lipids

Cellulose

Nucleic acids

None

The large central vacuole is typically found in:

Topic: Vacuoles

Deselect Answer

Animal cells

Plant cells

Bacterial cells

Fungal cells

None

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

Topic: Cell Division

Deselect Answer

Meiosis

Cytokinesis

Mitosis

Binary fission

None

The organelle responsible for photosynthesis in plant cells is:

Topic: Organelle Functions

Deselect Answer

Mitochondria

Ribosome

Chloroplast

Golgi apparatus

None

The primary function of the cell membrane is:

Topic: Cell Membrane

Deselect Answer

Energy production

Controlling the movement of substances

Storing genetic material

Synthesizing proteins

None

Which protein is crucial for regulating the cell cycle?

Topic: Cell Cycle Regulation

Deselect Answer

Actin

Myosin

Cyclin

Tubulin

None

10.

Which organelle is involved in the synthesis of lipids?

Topic: Organelle Functions

Deselect Answer

Ribosomes

Smooth endoplasmic reticulum

Golgi apparatus

Mitochondria

None

11.

Ribosomes are primarily involved in:

Topic: Ribosomes

Deselect Answer

Lipid synthesis

DNA replication

Protein synthesis

Cellular respiration

None

12.

Lysosomes contain:

Topic: Lysosomes

Deselect Answer

Genetic material

Digestive enzymes

Ribosomes

Chlorophyll

None

13.

During which phase of the cell cycle does DNA replication occur?

Topic: Cell Cycle

Deselect Answer

G1 phase

S phase

G2 phase

M phase

None

14.

Which phase of mitosis involves the separation of sister chromatids?

Topic: Cell Division

Deselect Answer

Prophase

Metaphase

Anaphase

Telophase

None

15.

Which enzyme is predominantly found in lysosomes?

Topic: Lysosomes

Deselect Answer

DNA polymerase

Lipase

Hydrolase

Amylase

None

16.

The Golgi apparatus is responsible for:

Topic: Golgi Apparatus

Deselect Answer

Energy production

Modifying, sorting, and packaging proteins

Synthesizing lipids

Storing genetic information

None

17.

Ribosomes are composed of:

Topic: Ribosome Function

Deselect Answer

RNA and proteins

DNA and proteins

Lipids and carbohydrates

Nucleic acids and lipids

None

18.

The cell membrane is also known as the:

Topic: Cell Membrane

Deselect Answer

Plasma membrane

Nuclear membrane

Cell wall

Cytoplasm

None

19.

Cytoplasmic streaming is observed in:

Topic: Cytoplasmic streaming

Deselect Answer

Nucleus

Mitochondria

Chloroplast

Cytoplasm

None

20.

Cristae are found within which cell organelle?

Topic: Organelle Structure

Deselect Answer

Nucleus

Mitochondria

Chloroplast

Golgi apparatus

None

21.

Receptors on the cell membrane are primarily involved in:

Topic: Signal Transduction

Deselect Answer

Protein synthesis

Signal transduction

DNA replication

Lipid synthesis

None

22.

Peroxisomes are involved in:

Topic: Peroxisomes

Deselect Answer

Protein synthesis

DNA replication

Detoxification of harmful substances

Photosynthesis

None

23.

Chromatin is composed of:

Topic: Chromatin

Deselect Answer

DNA and histone proteins

RNA and lipids

Proteins and carbohydrates

Nucleotides and ribosomes

None

24.

The transport of proteins from the ER to the Golgi apparatus is facilitated by:

Topic: Intracellular Transport

Deselect Answer

Ribosomes

Vesicles

Microtubules

Actin filaments

None

25.

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

Topic: Cell Membrane Function

Deselect Answer

Protein synthesis

Photosynthesis

Providing structural support

Energy production

None

26.

In plant cells, vacuoles are responsible for:

Topic: Vacuoles

Deselect Answer

Photosynthesis

Storing nutrients and waste products

Protein synthesis

Cellular respiration

None

27.

The gradual loss of a cell's ability to divide and function is known as:

Topic: Cellular Aging

Deselect Answer

Apoptosis

Necrosis

Senescence

Differentiation

None

28.

Which of the following is a membrane-bound organelle?

Topic: Membrane-Bound Organelles

Deselect Answer

Ribosome

Nucleoid

Endoplasmic reticulum

Cytoskeleton

None

29.

Cytoplasmic inclusions are:

Topic: Cytoplasmic Inclusions

Deselect Answer

Membrane-bound organelles

Non-living substances within the cytoplasm

Part of the cell membrane

Components of the nucleus

None

30.

The genetic information within mitochondria is inherited from:

Topic: Genetic Information

Deselect Answer

Both parents

Only the father

Only the mother

Randomly

None

1 out of 30

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Class 9 Quiz Level 1 (Easy) – The Fundamental Unit of Life

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