AIIMS MBBS Entrance Test 2019 Biology Paper with Answer & Solutions 26 May First Shift Part 6

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Q-123: Myosin head separates from actin when:

Options:

(1) ATP hydrolysis

(2) When ATP attached to myosin head

(3) When ATP releases from myosin head (4) When ATP releases from Actin

Answer: (2)

Q-124: Position of testis in Periplaneta Americana

Options:

(1) 7th, 8th, 9th abdominal segments

(2) 4th, 5th, 6th abdominal segments

(3) 8th, 9th, 10th abdominal segments

(4) 5th, 6th abdominal segments

Answer: (2)

Q-125: Activity of phagocytosis occurs through

Options:

(1) Neutrophils and monocytes

(2) Basophils and monocytes

(3) Eosinophils and monocytes

(4) Lymphocytes and neutrophils

Answer: (1)

Q-126:

Assertion: Gastrin is a hormone that is released from the gastrointestinal tract and helps in digestion

Reason: It promotes secretion of and trypsinogen

Options:

(1) If both assertion and reason are true and reason is the correct explanation of assertion.

(2) If both assertion and reason are true but reason is not the correct explanation of assertion.

(3) If assertion is true but reason is false.

(4) If both assertion and reason are false.

Answer: (3)

Q-127:

Assertion: Type-I diabetes is caused by destruction of B cells of islets of Langerhans.

Reason: Insulin can be taken as pills.

Options:

(1) If both assertion and reason are true and reason is the correct explanation of assertion.

(2) If both assertion and reason are true but reason is not the correct explanation of assertion.

(3) If assertion is true but reason is false.

(4) If both assertion and reason are false.

Answer: (3)

Q-128:

Assertion: Pituitary gland releases a hormone which is helpful in child birth.

Reason: Pituitary gland releases vasopressin and anti-diuretic hormone which helps in child birth.

Options:

(1) If both assertion and reason are true and reason is the correct explanation of assertion.

(2) If both assertion and reason are true but reason is not the correct explanation of assertion.

(3) If assertion is true but reason is false.

(4) If both assertion and reason are false.

Answer: (3)

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