Match the Column I with Column II and select the correct option from the choice below: Column I Column II a. Polyembryony i. Commelina b. Dioecious ii. Grass c. Cleistogamous iii. Date palm d. Apomixis iv. Citrus

a - ( iv ) , b - ( iii ) , c - ( i ) , d - ( ii )

a - ( iv ) , b - ( iii ) , c - ( ii ) , d - ( i )

a - ( ii ) , b - ( i ) , c - ( iv ) , d - ( iii )

a - ( iii ) , b - ( iv ) , c - ( i ) , d - ( ii )

Which of the statements is correct?

Cleistogamous flowers always exhibits autogamy.

Chasmogamous flowers always exhibit geitonogamy.

Cleistogamous flowers exhibit both autogamy and geitonogamy.

Chasmogamous flowers never exhibit autogamy.

In the given diagram identify the parts labelled as a, b, c and d.

a-Coleoptile, b-Scutellum, c-Pericarp, d-Coleorhiza

a-Coleoptile, b-Scutellum, c-Coleorhiza, d-Pericarp

a-Pericarp, b-Coleorhiza, c-Scutellum, d-Coleoptile

a-Coleorhiza, b-Coleoptile, c-Scutellum, d-Pericarp

Match column-I with column-II and select the correct option. Column-I Column-II a) Megasporangium i) Accessory cells b) Inner integument ii) Embryo sac c) Antipodal iii) Ovule d) Female gametophyte iv) Tegmen

a)- iii), b)- iv), c)- i), d)- ii)

a)- iv), b)- i), c)- ii), d)- iii)

a)- i), b)- iii), c)- ii), d)- iv)

a)- iii), b)- ii), c)- i), d)- iv)

E M B I B E

Biology Crash Course NEET>Chapter 24 - Sexual Reproduction in Flowering Plants>Level 3>Q 23

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Earn 100

In hybridization emasculation and bagging are useful respectively to avoid

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Important Questions on Sexual Reproduction in Flowering Plants

EASY

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IMPORTANT

Biology Crash Course NEET>Chapter 24 - Sexual Reproduction in Flowering Plants>Level 3>Q 24

Formation of seeds without fertilization is called

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IMPORTANT

Biology Crash Course NEET>Chapter 24 - Sexual Reproduction in Flowering Plants>Level 3>Q 25

In an angiospermous plant, double fertilisation means

HARD

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Biology Crash Course NEET>Chapter 24 - Sexual Reproduction in Flowering Plants>Level 3>Q 26

In dicot embryogeny, the first division is normally in -------------.

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Biology Crash Course NEET>Chapter 24 - Sexual Reproduction in Flowering Plants>Level 3>Q 27

Inbreeding depression is due to

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Biology Crash Course NEET>Chapter 24 - Sexual Reproduction in Flowering Plants>Level 3>Q 28

By looking into the ploidy of given structures, find the ploidy of male and female plants, respectively.

Nucellus: 4N; PEN: 6N

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Biology Crash Course NEET>Chapter 24 - Sexual Reproduction in Flowering Plants>Level 3>Q 29

Regarding vivipary, the incorrect statement is

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Biology Crash Course NEET>Chapter 24 - Sexual Reproduction in Flowering Plants>Level 3>Q 30

The seed of which among the following plant germinated and flowered after about 2000 years to dormancy?

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Biology Crash Course NEET>Chapter 24 - Sexual Reproduction in Flowering Plants>Level 3>Q 31

Identify the characters with reference to the plant in which eight nucleated embryo sacs were first studied by Strasburger.

I. Micropyle, chalaza, and funiculus are arranged in the same vertical line in the ovule.
II. Presence of both unisexual and bisexual flowers in the same plant.
III. Filiform apparatus helps in the conduction of food materials from endosperm to egg apparatus.
IV. Long funiculus coils like a watch spring around the ovule.

Identify the correct pair:

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