NCERT Solutions For Class 11 Biology Chapter 5: Morphology of Flowering Plants

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NCERT Solutions for Class 11 Biology Chapter 5 Morphology of Flowering Plants are provided in this article. It comprises all the important definitions, concepts, and methodologies that will be really beneficial for the students appearing for CBSE Class 11 Exam 2022-23. The important topics that are included in this chapter are:

Expected no. of Questions: 1 question of 2 marks.

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NCERT Solutions for Class 11 Biology Chapter 5

NCERT Solution

Class 11 Biology Chapter 5 Morphology of Flowering Plants: Important Topics

Morphology is the branch of science concerned with the study of organisms' structure, characteristics, and form. Flowering plants (Angiosperms) have a wide structural diversity that fascinates us, but despite this, they share several common characteristics. Roots, stems, leaves, flowers, fruits, and seeds are all examples.

Fabaceae

Fabaceae, also known as the legume family, is considered to be the third-largest family in the Plant Kingdom after Orchidaceae and Asteraceae. Around 20,000 species are known in this family with about 765 genera.

Solanaceae

Solanaceae, also known as the nightshade or potato family, is considered to be the most utilized family by human beings. It includes food like potato, tomato, eggplant, bell peppers, gooseberry, etc. It also has toxic plants like tobacco, belladonna, jimsonweed, mandrake, etc.

Liliaceae

Liliaceae, also known as the lily family, include beautiful and decorative flowers such as lilies and tulips. About 600 species of the Liliaceae family are known. They are commonly found in temperate regions. Economical crops like onion, garlic, and asparagus are members of the family.

Chapter Related Links:

Insectivorous plants	Androecium	Modifications of Stem
Economic Importance of Solanaceae	Difference between monocot and dicot leaf	Vascular Cambium
Floral formula of Fabaceae	Difference between rhizome and tuber	Asteraceae Brassicaceae Poaceae angiosperm families

CBSE Class 11 Biology Study Guides:

CBSE Class 11 Biology Syllabus	CBSE Class 11 Biology NCERT Textbook	CBSE Class 11 Biology Sample Paper
Biology Study Material	Biology MCQs	Difference between in Biology

CBSE CLASS XII Related Questions

1.
Observe the given sequence of nitrogenous bases on a DNA fragment and answer the following questions:

(a) Name the restriction enzyme which can recognise the DNA sequence.
(b) Write the sequence after restriction enzyme cut the palindrome.
(c) Why are the ends generated after digestion called as ‘Sticky Ends’?
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2.
Write the composition of intine and exine layers of a pollen grain.
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3.
State the advantage of using thermostable DNA polymerase.
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4.
Student to attempt either option (A) or (B).
(A)
(i) Describe the process of megasporogenesis in an angiosperm.
(ii) Draw a diagram of a mature embryo sac of the angiosperm. Label its any four parts.
OR
(B) The reproductive cycle in the female primates is called menstrual cycle. The first menstruation begins at puberty.
Answer the following questions:
(i) Name the four phases of menstrual cycle in a proper sequence.
(ii) How long does the menstrual phase last in a menstrual cycle?
(iii) When and why hormones estrogen and progesterone reach their peak levels respectively, in the menstrual cycle?
(iv) Give the significance of LH surge.
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5.
Gregor Mendel conducted hybridisation experiments in garden pea for seven years and proposed the law of inheritance.
Why was he successful in his hybridisation experiments? Give two reasons.
State the law of independent assortment as proposed by Mendel after his dihybrid crosses.
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6.
(a) A bilobed dithecous anther has 200 microspore mother cells per microsporangium. How many male gametophytes can be produced by this anther?
(b) Write the composition of intine and exine layers of a pollen grain.
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