NEET Biology: Questions 2960 - 2965 of 3146

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 3146 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 700.00 or

Question number: 2960

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

Appeared in Year: 2004

MCQ▾

Question

Anthesis is a phenomenon which refers to- [AIPMT]

Choices

Choice (4) Response

a.

Formation of pollen

b.

Reception of pollen by stigma

c.

Development of anther

d.

Opening of flower bud

Question number: 2961

» Plant Physiology » Plant Growth and Development » Growth Regulators-Auxin, Gibberellin, Cytokinin, Ethylene, ABA

Appeared in Year: 2002

MCQ▾

Question

Seed dormancy is due to the presence of: [AIPMT]

Choices

Choice (4) Response

a.

Starch

b.

Abscisic acid

c.

Ethylene

d.

I. A. A.

Question number: 2962

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

Appeared in Year: 2001

MCQ▾

Question

Parthenogenesis occurs when: - [RPMT]

Choices

Choice (4) Response

a.

When embryo is formed by the fusion of egg and sperm

b.

When sperm produces the embryo directly

c.

When embryo is formed from another cell

d.

When embryo is formed without the fusion of egg and the sperm

Question number: 2963

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

Appeared in Year: 2010

MCQ▾

Question

The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons? [AIPMT (Pre. ) ]

Choices

Choice (4) Response

a.

Cotyledon

b.

Endosperm

c.

Aleurone layer

d.

Plumule

Question number: 2964

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

Appeared in Year: 2011

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Xenogamy

b.

Geitonogamy

c.

Chasmogamy

d.

Cleistogamy

Question number: 2965

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

Appeared in Year: 2011

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Suspensor

b.

Egg

c.

Zygote

d.

Synergid

Sign In