NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 2958 - 2963 of 3511

Access detailed explanations (illustrated with images and videos) to 3511 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 750.00 or

How to register?

Question number: 2958

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

Edit

Appeared in Year: 2001

MCQ▾

Question

Adventive embryony in Citrus is due to: [AIPMT]

Choices

Choice (4) Response

a.

Integuments

b.

Fertilized egg

c.

Nucellus

d.

Zygotic embryo

Question number: 2959

» Cell Structure and Function » Chemical Constituents of Living Cells » Proteins

Edit

Appeared in Year: 2003

MCQ▾

Question

The aleurone layer in Maize grain is especially rich in: - [AIPMT]

Choices

Choice (4) Response

a.

Proteins

b.

Lipids

c.

Auxins

d.

Starch

Question number: 2960

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

Edit

Appeared in Year: 2004

MCQ▾

Question

Anthesis is a phenomenon which refers to- [AIPMT]

Choices

Choice (4) Response

a.

Reception of pollen by stigma

b.

Formation of pollen

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

Edit

Appeared in Year: 2002

MCQ▾

Question

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

Choices

Choice (4) Response

a.

I. A. A.

b.

Starch

c.

Abscisic acid

d.

Ethylene

Question number: 2962

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

Edit

Appeared in Year: 2001

MCQ▾

Question

Parthenogenesis occurs when: - [RPMT]

Choices

Choice (4) Response

a.

When embryo is formed from another cell

b.

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

c.

When embryo is formed by the fusion of egg and sperm

d.

When sperm produces the embryo directly

Question number: 2963

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

Edit

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.

Aleurone layer

b.

Plumule

c.

Cotyledon

d.

Endosperm