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Biology 1525 MCQs [All-Courses]

Biology covers key concepts of life, organisms, and human systems with exam-focused notes for PPSC, FPSC, KPPSC, BPSC.,NTS, OTS, AJKPSC. Clear, concise topics help students prepare effectively for competitive tests.

The movement of water molecules from a region of higher water potential to a region of lower water potential (through membrane)

A Deffusion

B Osmosis

C Active transport

D None of these

Review Detailed Answer

Correct Answer: Osmosis

The pressure generated when water enters & inflates plant cells is called ___________ potential?

A Water

B Osmotic

C Pressure

D Solute

Review Detailed Answer

Correct Answer: Pressure

In plants, water potential is determined by major factors?

A Three

B Four

C Two

D Five

Review Detailed Answer

Correct Answer: Two

Cytoplasmic strands that extend through pores in adjacent cell walls are known as___________?

A Pseudopods

B Symplasts

C Plasmodesmata

D Pili

Review Detailed Answer

Correct Answer: Plasmodesmata

In the root cells _______ pathway becomes discontinuous in the endodermis due to the presence of casparian strip.

A Tonoplast

B Apoplast

C Symplast

D Vacuolar.

Review Detailed Answer

Correct Answer: Apoplast

In plants, the neighbouring cells are connected with one another by__________?

A Plasmodesmata

B Cell walls

C Vacuoles

D Both ‘A’ & ‘B’

Review Detailed Answer

Correct Answer: Both ‘A’ & ‘B’

Active transport is dependent on____________?

A Photosynthesis

B Respiration

C Photophosporylation

D None of these

Review Detailed Answer

Correct Answer: Respiration

Humans can hear in the range of to _Hertz (Hz).?

A 10 Hz to 10,000 Hz.

B 20 Hz to 20,000 Hz.

C 30 Hz to 30,000 Hz.

D 40 Hz to 40,000 Hz.

Review Detailed Answer

Correct Answer: 20 Hz to 20,000 Hz.

Adult human brain is about_________% of the total body weight.

A 2%

B 3%

C 7%

D 8%

Review Detailed Answer

Correct Answer: 2%

Which one of these structures involved in replication of bacterial dna?

A chromosomes

B pilli

C plasmid

D mesosome

Review Detailed Answer

Correct Answer: mesosome

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Biology 1525 MCQs [All-Courses]

All Topics 1525

All Topics 1525

The movement of water molecules from a region of higher water potential to a region of lower water potential (through membrane)

The pressure generated when water enters & inflates plant cells is called ___________ potential?

In plants, water potential is determined by major factors?

Cytoplasmic strands that extend through pores in adjacent cell walls are known as___________?

In the root cells _______ pathway becomes discontinuous in the endodermis due to the presence of casparian strip.

In plants, the neighbouring cells are connected with one another by__________?

Active transport is dependent on____________?

Humans can hear in the range of to _Hertz (Hz).?

Adult human brain is about_________% of the total body weight.

Which one of these structures involved in replication of bacterial dna?

Contact Info

Biology 1525 MCQs [All-Courses]

All Topics 1525

All Topics 1525

The movement of water molecules from a region of higher water potential to a region of lower water potential (through membrane)

The pressure generated when water enters & inflates plant cells is called ___________ potential?

In plants, water potential is determined by major factors?

Cytoplasmic strands that extend through pores in adjacent cell walls are known as___________?

In the root cells _______ pathway becomes discontinuous in the endodermis due to the presence of casparian strip.

In plants, the neighbouring cells are connected with one another by__________?

Active transport is dependent on____________?

Humans can hear in the range of ______ to _______Hertz (Hz).?

Adult human brain is about_________% of the total body weight.

Which one of these structures involved in replication of bacterial dna?

Humans can hear in the range of to _Hertz (Hz).?