AIIMS MBBS Entrance Test 2019 Biology Paper with Answer & Solutions 25 May Second Shift Part 4

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Q-83: Which statement is correct for apomixes?

Options:

(1) Without fertilization diploid embryo forms

(2) With fertilization diploid embryo forms

(3) Without fertilization haploid embryo cell form embryo

(4) With fertilization haploid embryo cell form embryo

Answer: (1)

Q-84:

Assertion: or less than size of SPM is harmful for health.

Reason: Large particles are filtered by nasal cavity & throat

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: (2)

Q-85:

Assertion: Baculovirus are biocontrol agents of genus nucleopolyhedrovirus.

Reason: They are effective against plant pathogens

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: (2)

Q-86:

Assertion: Selaginella & Salvinia are homosporous.

Reason: In pteridophyte, Lycopodium is precursor of seed habit

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: (4)

Q-87:

Assertion: Mitochondria & Chloroplast are connected with similar RNA sequence

Reason: They show prokaryotic organisation

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 (1)

Q-88:

Assertion: Parbhani kranti is transgenic variety of Abelmoschus esculentus

Reason: Mutation breeding is useful for improving new varieties

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: (2)

Q-89:

Assertion: Phenylketonuria, Haemophilia and sickle cell anemia are genetic disorders.

Reason: In Phenylketonuria the person has a non-functional enzyme for the conversion of phenylalanine to tyrosine.

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: (2)

Q-90: Mark the correct one regarding typhlosole

Options:

(1) Internal median fold of ventral intestinal wall

(2) Extends from 20th - 35th segments

(3) Increases the surface area for absorption

(4) Decreases the surface area for absorption

Answer: (3)

Q-91: Free swimming, radially symmetrical animals with cnidocytes belong to

Options:

(1) Coelenterata

(2) Platyhelminthes

(3) Ctenophora

(4) Echinodermata

Answer: (1)

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