NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 2964 - 2970 of 3511

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Question number: 2964

» Reproduction » Sexual Reproduction in Flowering Plants » Pollination-Types, Agencies and Examples

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Appeared in Year: 2011

MCQ▾

Question

In which one of the following pollination is autogamous? [AIPMT (Pre. ) ]

Choices

Choice (4) Response

a.

Cleistogamy

b.

Xenogamy

c.

Geitonogamy

d.

Chasmogamy

Question number: 2965

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

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Appeared in Year: 2011

MCQ▾

Question

Filiform apparatus is a characteristic feature of [AIPMT (Pre. ) ]

Choices

Choice (4) Response

a.

Synergid

b.

Egg

c.

Suspensor

d.

Zygote

Question number: 2966

» Reproduction » Sexual Reproduction in Flowering Plants » Special Modes-Apomixis, Parthenocarpy, Polyembryony

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Appeared in Year: 2011

MCQ▾

Question

Nucellus polyembryony is reported in species of [AIPMT (Pre. ) ]

Choices

Choice (4) Response

a.

Brassica

b.

Gossypium

c.

Citrus

d.

Triticum

Question number: 2967

» Reproduction » Reproduction in Organisms » Vegetative Propagation in Plants

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Appeared in Year: 2005

MCQ▾

Question

In which one pair both the plants can be vegetatively propagated by leaf pieces: [AIPMT]

Choices

Choice (4) Response

a.

Agave and Kalanchoe

b.

Asparagus and Bryophyllum

c.

Chrysanthemum and Agave

d.

Bryophyllum and Kalanchoe

Question number: 2968

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Male and Female Gametophytes

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Appeared in Year: 2007

MCQ▾

Question

Which one of the following is surrounded by a callose wall? [AIPMT]

Choices

Choice (4) Response

a.

Egg

b.

Pollen grain

c.

Microspore mother cell

d.

Male gamete

Question number: 2969

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Endosperm and Embryo

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Appeared in Year: 2006

MCQ▾

Question

Long filamentous threads protruding at the end of a young cob of maize are: [AIPMT]

Choices

Choice (4) Response

a.

Ovaries

b.

Hairs

c.

Styles

d.

Anthers

Question number: 2970

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Male and Female Gametophytes

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Appeared in Year: 2005

MCQ▾

Question

Through which cell of the embryosac, does the pollen tube enter the embryosac? [AIPMT]

Choices

Choice (4) Response

a.

Persistent synergid

b.

Central cell

c.

Egg cell

d.

Degenerated synergid