NEET Biology: Questions 2989 - 2995 of 3239

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Question number: 2989

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

Appeared in Year: 2010

MCQ▾

Question

Apomictic embryos in citrus arise from: [AIPMT (Pre. ) ]

Choices

Choice (4) Response

a.

Maternal sporophytic tissue in ovule

b.

Synergids

c.

Antipodal cells

d.

Diploid egg,

Question number: 2990

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

Appeared in Year: 2006

MCQ▾

Question

What would be the number of chromosomes in the cells of the aleurone layer in a plant species with 8 chromosomes in its synergids? [AIPMT]

Choices

Choice (4) Response

a.

32

b.

24

c.

16

d.

8

Question number: 2991

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

Appeared in Year: 2006

MCQ▾

Question

Embryosac represents: [RPMT]

Choices

Choice (4) Response

a.

Macrogamete

b.

Macrosprophyll

c.

Macrogametophyte

d.

Macrospore

Question number: 2992

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

Appeared in Year: 2007

MCQ▾

Question

Endosperm of Angiosperm is [RPMT]

Choices

Choice (4) Response

a.

2n + l

b.

3n

c.

2n

d.

n

Question number: 2993

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

Appeared in Year: 2008

MCQ▾

Question

Endosperm is consumed by developing embryo in the seed of [AIPMT]

Choices

Choice (4) Response

a.

Pea

b.

Maize

c.

Coconut

d.

Castor

Question number: 2994

» Reproduction » Sexual Reproduction in Flowering Plants » Significance of Seed and Fruit Formation

Appeared in Year: 2006

MCQ▾

Question

In which of the following fruits is the edible part the aril? [AIPMT]

Choices

Choice (4) Response

a.

Litchi

b.

Custard apple

c.

Pomegranate

d.

Orange

Question number: 2995

» Ecology and Environment » Ecosystem » Nutrient Cycling

MCQ▾

Question

The flow of materials from non-living components to living components and back to the non-living components in a more or less cyclic manner is called a-

Choices

Choice (4) Response

a.

Sedimentary cycle

b.

Biogeochemical cycle

c.

Gaseous cycle

d.

Hydrologic cycle

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