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NEET

Explore popular questions from Reproduction for NEET. This collection covers Reproduction previous year NEET questions hand picked by experienced teachers.

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Physics

Chemistry

Biology

Reproduction

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Q 1. Which of the following pairs is not correctly matched?

Mode of reproduction - Binary fission; Example- {tex} \small Sargassum {/tex}

B

Mode of reproduction - Conidia; Example- {tex} \small Penicillium{/tex}

C

Mode of reproduction - Offset; Example-{tex} \small Water hyacinth {/tex}

D

Mode of reproduction - Rhizome; Example- {tex} \small Banana {/tex}

Explanation

{tex} \small Sargassum{/tex} is a brown alga. In brown algae, asexual reproduction occurs by means of spores and sexual reproduction varies from isogamy, anisogamy to oogamy.

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Q 2. In ginger vegetative propagation occurs through:

A

Offsets

B

Bulbils

C

Runners

Rhizome

Explanation


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Q 3. Which one of the following is correctly matched?

Onion - Bulb

B

Ginger - Sucker

C

Chlamydomonas-Conidia

D

Yeast - Zoospores

Explanation

Onion - Bulb - Underground stem,
Ginger - Rhizome,
Chlamydomonas - Zoospore,
Yeast - Ascospores

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Q 4. Vegetative propagation in mint occurs by:

A

offset

B

rhizome

sucker

D

runner

Explanation

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Q 5. During regenration, modification of an organ to other organ is known as

A

Morphogenesis

B

Epimorphosis

Morphallaxis

D

Accretionary growth

Explanation


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Q 6. Seed formation without fertilization in flowering plants involves the process of:

A

Sporulation

B

Budding

C

Somatic hybridization

Apomixis

Explanation

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Q 7. Monoecious plant of Chara shows occurence of :

A

stamen and carpel of the same plant

B

upper antheridium and lower oogonium on the same plant

upper oogonium and lower antheridium on the same plant

D

antheridiophore and archegoniophore on the same plant.

Explanation

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Q 8. Syngamy can occur outside the body of the organism in

A

Fungi

B

Mosses

Algae

D

Ferns

Explanation

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Q 9. Geocarpic fruits are produced by

A

onion

B

watermelon

ground nut

D

carrot

Explanation

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Q 10. Which of the following processes is associated with a change in the cellular DNA amount?

A

Spore germination

B

Cytokinesis

Fertilization

D

Blastulation

Explanation

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Q 11. In an egg, the type of cleavage is determined by

A

shape and size of the sperm

B

size and location of the nucleus

amount and distribution of yolk

D

number of egg membranes

Explanation

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Q 12. A perennial plant differs from biennial in

A

having underground perennating structure

B

having asexual reproductive structures

C

being tree species

not dying after seasonal production of flowers

Explanation

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Q 13. In telolecithal egg the yolk is found

A

all over the egg

on one side

C

both the sides

D

centre

Explanation

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Q 14. Meroblastic cleavage is division

A

horizontal

partial/parietal

C

total

D

spiral

Explanation

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Q 15. During cleavage, what is true about cells?

A

Nucleocytoplasmic ratio remains unchanged

Size does not increase

C

There is less consumption of oxygen

D

The division is like meiosis

Explanation

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Q 16. Cells become variable in morphology and function in different regions of the embryo. The process is

differentiation

B

metamorphosis

C

organisation

D

rearrangement

Explanation

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Q 17. Fallopian tube consist of :
A. Isthmus B. Cervix C. Ampulla D. Infundibulum

A

A, B

B

A, B, C

A, C, D

D

A, B, C, D

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Q 18. The penis is :
A. Copulatory organ
B. External genitalia
C. With glans penis, that is covered with fore skin
D. Composed of non-erectile tissue

A

A, B

A, B, C

C

C, D

D

A, B, C, D

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Q 19. Which organs of male human reproductive system help in transferring semen into vagina?
A. Prostate gland
B. Scrotum
C. Urethra
D. Penis

A

A, B

B

A, B, C

C

C, D

A, B, C, D

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Q 20. Parts of the human female reproductive system are
A. Penis B. Vagina C. UterusD. Fallopian tube

A

A, B

B

A, B, C

C

C, D

B, C, D

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Q 21. Hormones secreted by human placenta are
A. human chorionic gonadotrophin (hCG)
B. human placental lactogen (hPL)
C. estrogen and progesterone
D. Relaxin

A

A, B

B

A, B, C, D

C

C, D

A, B, C

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Q 22. Offspring formed by sexual reproduction exhibit more variation than those formed by asexual reproduction because.

A

Sexual reproduction is a lengthy process

B

Genetic material comes from parents to two different species

C

Greater amount of DNA is involved in sexual reproduction

Gametes of parents have qualitatively different genetic composition

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Q 23. Select the correct sequence from the following.
I. Juvenile phase → Senescent phase → Reproductive phase
II. Juvenile phase → Reproductive phase → Senescent phase
III. Reproductive phase → Juvenile phase → Senescent phase
IV. Vegetative phase → Reproductive phase → Senescent phase

A

I and II

B

I and IV

C

III and IV

II and IV

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Q 24. Which of the following plants exhibits unusual flowering phenomenon -

A

Mango and Litchi

B

Mango and Maize

C

Litchi and Pea

Bamboo species and Strobilanthus species

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Q 25. Select the correct sequence from the following.
I. Juvenile phase → Senescent phase → Reproductive phase
II. Juvenile phase → Reproductive phase → Senescent phase
III. Reproductive phase → Juvenile phase → Senescent phase
IV. Vegetative phase → Reproductive phase → Senescent phase

A

I and II

B

I and IV

C

III and IV

II and IV