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Diversity of structures of the inflorescences, flower and flor
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Easy
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Solving time: 2 mins

Diversity of structures of the inflorescences, flower and floral parts

A
Are responsible for making our garden beautiful

B
Ensure self pollination

C
Are adaptations to ensure formation of end products of sexual reproduction

D
Ensure anemophily

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Views: 6,400 students

Updated on: Oct 16, 2022

Book

Book:

Dr. Ali Objective Biology

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Diversity of structures of the inflorescences, flower and floral parts are involved in all the steps of sexual reproduction in plants, starting from pollination. So, the correct answer should be they Are adaptations to ensure formation of end products of sexual reproduction.
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Practice questions from Dr. Ali Objective Biology

Question 1
Easy
Views

Views: 5,238

Geitonogamy is -
  1. Functionally cross pollination involving a pollinating agent
  2. genetically it is similar to autogamy since the pollen grains come from the same plant
  3. Functionally and genetically autogamy
  4. Both a and b are correct
Topic

Topic:

Sexual Reproduction in Flowering Plants

Book

Book:

Dr. Ali Objective Biology

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Question 2
Easy
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Which of the following statements is false?
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  2. Record of 10,000 years of dormancy of seeds has been estimated in
  3. The number of seeds in each fruit in case of orchid and some parasitic forms like and is one.
  4. Many fruits have evolved mechanisms for dispersal of seeds
Topic

Topic:

Sexual Reproduction in Flowering Plants

Book

Book:

Dr. Ali Objective Biology

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Question 3
Easy
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Wind pollination is common in
  1. Orchids
  2. Legumes
  3. Lilies
  4. Grasses
Topic

Topic:

Sexual Reproduction in Flowering Plants

Book

Book:

Dr. Ali Objective Biology

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Question 4
Easy
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I. Flowers are usually large, colourful, fragrant
II. Pollen grains are produced in large number
III. Pollen grains are light in weight and non-sticky
IV. Sticky pollen grains
V. Stigma rough and sticky
VI. Stigma is feathery
Which of the above characters favour entomophily?
  1. II, IV, V
  2. I, II, III
  3. lll, IV, V
  4. l,IV, V
Topic

Topic:

Sexual Reproduction in Flowering Plants

Book

Book:

Dr. Ali Objective Biology

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The given diagram refers to a T. S. of anther. Identify A to E respectively
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  3. Sporogenous tissue, epidermis, middle layer, tapetum, endothecium
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In a type of apomixes known as adventive embryony, embryos develop directly from the
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  2. Synergids or antipodals in an embryo sac
  3. Accessory embryo sacs in the ovule
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Question Text
Diversity of structures of the inflorescences, flower and floral parts
Updated OnOct 16, 2022
TopicSexual Reproduction in Flowering Plants
SubjectBiology
ClassClass 12
Answer TypeText solution:1 Video solution: 1
Upvotes164
Avg. Video Duration7 min