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Biology 1525 MCQs [All-Courses]

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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.

All Topics  1525

Which of the following plays the major role in providing support to young herbaceous parts of the plant?
A Living cells of epidermis with higher turgor pressure.
B Living cells of cortex and pith with higher turgor pressure.
C Collenchyma cells
D All of these
Correct Answer: All of these
A joint formed between humerus, radius and ulna is an example of__________?
A Immovable joint.
B Slightly movable joint.
C Freely movable joint.
D Fibrous joint
Correct Answer: Freely movable joint.
Vocal cords are stretched across_______?
A Larynx
B Pharynx
C Golttis
D None of these
Correct Answer: Golttis
In most birds air sacs are ____________ in number?
A 10
B 3
C 4
D 9
Correct Answer: 9
Parabronchi are open at ______________ end/s?
A Single
B Both
C Do not have opening
D None of these
Correct Answer: Both
Respiratory distress syndrome is common especially for infants with a__________?
A Less than 7 month
B Less than 8 month
C Less than 9 month
D More than 9 month
Correct Answer: Less than 7 month
Gaseous exchange through the skin is known as ______________ respiration?
A Cuticular
B Cutaneous
C Skin
D Pulmonary
Correct Answer: Cutaneous
All of the following contain cartilage except:___________?
A Larynx
B Trachea
C Bronchi
D Bronchioles
Correct Answer: Bronchi
Voice box is another name used for___________?
A Buccal cavity
B Pharynx
C Larynx
D Chest Cavity
Correct Answer: Larynx
The blood enters the ________________ side of heart ?
A Posterior
B Anterior
C Lateral
D All possible
Correct Answer: Posterior

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