KVPY Stream-SA (Class 11) Biology: Questions 139 - 146 of 304

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Question number: 139

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

MCQ▾

Question

In anatropous ovule, the micropyle is present: -

Choices

Choice (4) Response

a.

In straight line with funiculum

b.

At right angles with funiculum

c.

At 45° with funiculum

d.

Side by side with funiculum

Question number: 140

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

MCQ▾

Question

Filiform apparatus are found in

Choices

Choice (4) Response

a.

Egg cell

b.

Secondary nucleus

c.

Synergids

d.

Antipodal cell

Question number: 141

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

MCQ▾

Question

Just before fertilization the diploid structure in the ovule of Capsella is

Choices

Choice (4) Response

a.

Antipodals

b.

Nucellus/Sec. Nucleus

c.

Pollen tube

d.

Synergids

Question number: 142

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

MCQ▾

Question

The ovule in which single layer nucellar tissue is present is known as: -

Choices

Choice (4) Response

a.

Amphinucellate

b.

Circinotropous

c.

Crassinucellate

d.

Tenuinucellate

Question number: 143

» Reproduction » Sexual Reproduction in Flowering Plants » Flower Structure

MCQ▾

Question

Anther of the Moringa plant is: -

Choices

Choice (4) Response

a.

Monosporangiate

b.

Bisporangiate

c.

Tetrasporangiate

d.

None of the above

Question number: 144

» Reproduction » Sexual Reproduction in Flowering Plants » Pollen-Pistil Interaction

MCQ▾

Question

Which type of growth is found in pollen tube: -

Choices

Choice (4) Response

a.

Lateral growth

b.

No growth

c.

Middle growth

d.

Apical growth

Question number: 145

» Reproduction » Sexual Reproduction in Flowering Plants » Flower Structure

MCQ▾

Question

Age of the angiosperms known as: -

Choices

Choice (4) Response

a.

Holozoic Era

b.

Cenozoic Era

c.

Mesozoic Era

d.

Archaeozoic Era

Question number: 146

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

MCQ▾

Question

When funiculum, chalaza, and micropyle lie in one straight line then ovule is called:

Choices

Choice (4) Response

a.

Anatropous

b.

Campylotropous

c.

Amphitropous

d.

Orthotropous

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