Tag: flower to flower

Questions Related to flower to flower

Moth Pronube/ Tegaticula is dependent for its survival on plant.

  1. Magnolia

  2. Erythrina

  3. Adhatoda

  4. Yucca


Correct Option: A

Anthers dehisce longitudinally towards the side of carpels. The condition is

  1. Introrse

  2. Extrorse

  3. Innate

  4. Centripetal


Correct Option: A
Explanation:

The anthers of stamens can be found facing the centre or the periphery of the flowers. When the anthers face the centre or the gynoecium and dehisce longitudinally while facing the carpel or gynoecium, the condition is called introrse. When the anthers face the periphery or the petals and dehisce away from the carpel, the condition is called extrorse.

Hence, the correct answer is 'Introrse'

The reproductive part of a plant is:

  1. Leaf

  2. Stem

  3. Root

  4. Flower


Correct Option: D
Explanation:

Flower is the reproductive part of the plant. Pistil, stamens, petals and sepals are the four main parts of the flower. Among this, pistil is the female reproductive part and it is made up of stigma, style and ovary. Stamen is the male reproductive part and it consists of filament and anther. 

So, the correct answer is 'Flower'.

National flower of India is

  1. Rafflesia

  2. Lotus

  3. Rose

  4. Wolffia


Correct Option: B
Explanation:

Lotus, (Nelumbo nucifera) is the national flower of India. The lotus flower symbolizes divinity, fertility, wealth, knowledge and enlightenment. It is also regarded as a symbol of triumph as it can survive to regerminate for thousands of years. 

In Clerodendron _________ flower opens first.

  1. Peripheral

  2. Younger

  3. Terminal

  4. Lower


Correct Option: A
Explanation:

Clerodendron shows cymose inflorescence so younger flowers are present at the base of the inflorescence, while older flowers are present at the top. Such an arrangement is called basipetal succession. The peripheral flowers open first.

So, the correct option is 'Peripheral'.

The major role of flower in the life of plant is to?

  1. Produce offspring's

  2. Synthesize enzymes and hormones

  3. Secrete honey and scent

  4. Attract insects for pollination


Correct Option: A
Explanation:

The primary role of a flower is reproduction. They are the reproductive organs of a plant and they help in the joining of the pollen and the ovules to produce an offspring.

So, the correct answer is Option A.

Which of the following represent zygomorphic symmetry?

  1. Canna, Mustard, Chilly, Datura

  2. Mustard, Canna, Pea, Datura

  3. Pea, Bean, Cassia, Gulmohar

  4. Pea, Bean, Canna, Chilly


Correct Option: C
Explanation:

  • Zygomorphic symmetry, also known as bilateral symmetry occurs in a flower through which it can pass only one plane of symmetry that will divide it into two parts.
  • The Fabaceae or Leguminosae, commonly known as the legume, pea, or bean family are a large and economically important family of flowering plants which has a zygomorphic flower.
  • Pea, bean, Cassia and Gulmohar belong to Fabaceae.
So, the correct answer is 'Pea, bean, Cassia, Gulmohar'.

Which one of the following statements is correct ? 

  1. In tomato, fruit is a capsule

  2. Seeds of orchids have oil-rich endosperm

  3. Placentation in primose is basal

  4. Flower of tulip is a modified shoot


Correct Option: D
Explanation:

The bulb is the modified underground stem surrounded by the fleshy leaves. It usually contains stored food like the tulip bulb. Also, a capsule is a type of simple but mostly dry and dehiscent fruit. Some examples are Cotton, Eucalyptus, Datura, Witch Hazel. Orchid seeds don’t have endosperm. Primrose is having free central placentation.

Thus, the correct answer is option D.

Identify the wrong statement.

  1. A plant that bears male, female and bisexual flowers is polygamous

  2. Actinomorphic flower can be dissected into two equal halves from any plane

  3. Superior ovary is found in hypogynous flowers

  4. Side of the flower towards the bract is called posterior side


Correct Option: D
Explanation:

The wrong statement is " the side of the flower towards the bract is called posterior side"

The correct statement is the side of the flower towards the bract is called the anterior side. 
So, the correct answer is 'Side of the flower towards the bract is called posterior side'

In Hibiscus, plants grow from 

  1. Seeds

  2. Flowers

  3. Roots

  4. Branches


Correct Option: D
Explanation:

Both hardy and tropical hibiscus are propagated from cuttings. Hibiscus cuttings are normally the preferred way of propagating hibiscus because a cutting will grow to be an exact copy of the parent plant. When using hibiscus cuttings to propagate hibiscus, start by taking the cutting. The cutting should be taken from new growth or softwood. Softwood is branches on the hibiscus that have not yet matured. Softwood will be pliable and often has a greenish cast. You will mostly find softwood on a hibiscus in spring or early summer. 

Therefore, the correct answer is option D.