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Sexual Reproduction in Flowering Plants · Question 62

AIPMT 2015MCQEasy📈 Topic in 50% papers+4−1
1

Which one of the following fruits is parthenocarpic?

  1. Jackfruit
  2. Banana
  3. Brinjal
  4. Apple

Answer

(2) Banana

Solution

As per NCERT, there are a few species in which fruits develop without fertilisation; such fruits are called parthenocarpic fruits. Banana is one such example.

∴ Banana is parthenocarpic.

Answer: (2)

AIPMT 2015

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2

Male gametophyte in angiosperms produces

  1. single sperm and two vegetative cells
  2. three sperms
  3. two sperms and a vegetative cell
  4. single sperm and a vegetative cell.
AIPMT 2015
3

Which of the following are the important floral rewards to the animal pollinators?

  1. Floral fragrance and calcium crystals
  2. Protein pellicle and stigmatic exudates
  3. Colour and large size of flower
  4. Nectar and pollen grains
AIPMT 2015 (Cancelled)
4

Which one of the following may require pollinators, but is genetically similar to autogamy?

  1. Apogamy
  2. Cleistogamy
  3. Geitonogamy
  4. Xenogamy
AIPMT 2015 (Cancelled)
5

Which one of the following statements is not true?

  1. The flowers pollinated by flies and bats secrete foul odour to attract them.
  2. Honey is made by bees by digesting pollen collected from flowers.
  3. Pollen grains are rich in nutrients and they are used in the form of tablets and syrups.
  4. Pollen grains of some plants cause severe allergies and bronchial afflictions in some people.
AIPMT 2015 (Cancelled)
6

Transmission tissue is characteristic feature of

  1. dry stigma
  2. wet stigma
  3. hollow style
  4. solid style.
AIPMT 2015 (Cancelled)
7

Geitonogamy involves

  1. fertilization of a flower by the pollen from another flower of the same plant
  2. fertilization of a flower by the pollen from the same flower
  3. fertilization of a flower by the pollen from a flower of another plant in the same population
  4. fertilization of a flower by the pollen from a flower of another plant belonging to a distant population.
AIPMT 2014
8

Pollen tablets are available in the market for

  1. in vitro fertilization
  2. breeding programmes
  3. supplementing food
  4. ex situ conservation.
AIPMT 2014
9

Function of filiform apparatus is to

  1. recognize the suitable pollen at stigma
  2. stimulate division of generative cell
  3. produce nectar
  4. guide the entry of pollen tube.
AIPMT 2014
10

Non-albuminous seed is produced in

  1. maize
  2. castor
  3. wheat
  4. pea.
AIPMT 2014
11

Perisperm differs from endosperm in

  1. being a diploid tissue
  2. its formation by fusion of secondary nucleus with several sperms
  3. being a haploid tissue
  4. having no reserve food.
NEET 2013

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