English

List the three statges the annuals and biennial angiosperms have to pass through during their life cycle.

Advertisements
Advertisements

Question

List the three stages the annuals and biennial angiosperms have to pass through during their life cycle.

Very Short Answer
Advertisements

Solution

Vegetative, reproductive and senescent phases are the phases asociated with annual and biennial plants.

shaalaa.com
  Is there an error in this question or solution?
2016-2017 (March) Delhi Set 1

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

In a flowering plant a microspore mother cell produces four male gametophytes, while a megaspore mother cell forms only one female gametophyte. Explain.


Read the statement and answer the questions that follow.

A flower of brinjal has 520 ovules in its ovary. However, it produces a fruit with only 480 viable seeds.

(a) What could have prevented the rest of the 40 ovules from maturing into viable seeds? Explain giving a reason.

(b) Describe the development of a dicot embryo in a viable seed.

(c) Why certain angiospermic seed albuminous while others are exalbuminous? Explain.


A capsicum flower has 240 ovules in its ovary. But, it produces a fruit with only 180 viable seeds.
 

Explain giving a reason that could be responsible for such a result.

Give a reason for the Following:

Pollen grains of wind-pollinated flowers are produced in large quantities.


Science of cultivation, breeding, marketing and arrangement of flowers is called ______.


Pollen grains are well preserved as fossils because of the presence of ______


In a fertilized ovule, n, 2n, and 3n conditions occur respectively in ______


Verticillaster inflorescence is a characteristic feature of ______.


Place the following groups of plants in order, beginning with those that first appeared on the earth and progressing toward those that appeared most recently in time.


Which of the following statement is incorrect?


The flower is a highly modified and condensed reproductive shoot specially meant for ______


In angiosperms, the site of sexual reproduction is ______.


Axile placentation is observed in ______.


A flower is biologically defined as a modified and compressed _______.


What is the floral envelope called when the calyx (sepals) and corolla (petals) cannot be differentiated from one another?


The swollen terminal part of the pedicel where all the floral whorls are arranged is known as __________.


The male reproductive unit of a flower, the androecium, is made up of individual members called ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×