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Question (1)

QN007739

Cell theory states that the basic structural and functional unit of life is the:

(A) Tissue
(B) Organ
(C) Cell
(D) Nucleus

Correct Answer: C

Explanation:

Cell is the basic structural and functional unit of life.

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Question (2)

QN007740

Who first proposed the cell theory for plants and animals?

(A) Robert Hooke and Leeuwenhoek
(B) Schleiden and Schwann
(C) Virchow and Hooke
(D) Mendel and Darwin

Correct Answer: B

Explanation:

Schleiden and Schwann proposed cell theory.

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Question (3)

QN007741

Rudolf Virchow added the concept that:

(A) Cells contain chlorophyll
(B) Cells arise from pre-existing cells
(C) Cells are made of atoms
(D) Cells lack cytoplasm

Correct Answer: B

Explanation:

Virchow stated “Omnis cellula e cellula”.

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Question (4)

QN007742

The statement “Omnis cellula e cellula” means:

(A) All organisms are unicellular
(B) Every cell has a nucleus
(C) All cells arise from pre-existing cells
(D) Cells are immortal

Correct Answer: C

Explanation:

It means new cells arise from existing cells.

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Question (5)

QN007743

Which scientist first observed cork cells under a microscope?

(A) Leeuwenhoek
(B) Schleiden
(C) Robert Hooke
(D) Virchow

Correct Answer: C

Explanation:

Robert Hooke observed cork cells.

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Question (6)

QN007744

The branch of biology dealing with study of cells is called:

(A) Histology
(B) Cytology
(C) Physiology
(D) Morphology

Correct Answer: B

Explanation:

Cytology is the study of cells.

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Question (7)

QN007745

Which instrument made the discovery of cells possible?

(A) Telescope
(B) Microscope
(C) Thermometer
(D) Barometer

Correct Answer: B

Explanation:

Cells were discovered using microscopes.

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Question (8)

QN007746

Which of the following is a unicellular organism?

(A) Hydra
(B) Amoeba
(C) Earthworm
(D) Mango plant

Correct Answer: B

Explanation:

Amoeba is made up of a single cell.

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Question (9)

QN007747

Which statement is correct according to cell theory?

(A) Only plants are made of cells
(B) Cells originate spontaneously
(C) All living organisms are made of cells
(D) Cells are found only in animals

Correct Answer: C

Explanation:

Cell theory states that all organisms are composed of cells.

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Question (10)

QN007748

In multicellular organisms, similar cells group together to form:

(A) Molecules
(B) Organs
(C) Tissues
(D) Organelles

Correct Answer: C

Explanation:

Similar cells together form tissues.

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Question (1)

Cell theory states that the basic structural and functional unit of life is the:

Explanation:

Link:

Question (2)

Who first proposed the cell theory for plants and animals?

Explanation:

Link:

Question (3)

Rudolf Virchow added the concept that:

Explanation:

Link:

Question (4)

The statement “Omnis cellula e cellula” means:

Explanation:

Link:

Question (5)

Which scientist first observed cork cells under a microscope?

Explanation:

Link:

Question (6)

The branch of biology dealing with study of cells is called:

Explanation:

Link:

Question (7)

Which instrument made the discovery of cells possible?

Explanation:

Link:

Question (8)

Which of the following is a unicellular organism?

Explanation:

Link:

Question (9)

Which statement is correct according to cell theory?

Explanation:

Link:

Question (10)

In multicellular organisms, similar cells group together to form:

Explanation:

Link:

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