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Morphology of Plants (GATE - XL)

Description: Morphology of Plants
Number of Questions: 15
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Tags: Morphology of Plants fruits GATE - XL Botany Biology Plant Anatomy Structure and Functions
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Septicidal dehiscence takes place

  1. along the middle of each carpel

  2. by pores at the top of each carpel

  3. along the line of carpel union

  4. along a circular horizontal line


Correct Option: C
Explanation:

Septicidal dehiscence takes place along the line of carpal union.

Which of the following fruits is composed of a single carpel that splits along the two sutures?

  1. Follicle

  2. Capsule

  3. Siliqua

  4. Legume


Correct Option: D
Explanation:

Legume is composed of a single carpel that splits along the two sutures.

Which of the following types of fruit develops from superior ovary?

  1. Pepo

  2. Pome

  3. Hesperidium

  4. Balausta


Correct Option: C
Explanation:

Hesperidium develops from superior ovary.

Silk of corn is/are

  1. stamens

  2. style and stigma

  3. bracts

  4. tendrils


Correct Option: B
Explanation:

The silk of corn are individual style and stigma, which connect to ovule.

Which of the following is winged and two-seeded samara?

  1. Elm fruit

  2. Maple fruit

  3. Ash fruit

  4. Groundnut


Correct Option: B
Explanation:

Maple fruits are winged and two-seeded samaras.

Which of the following parts forms the stone or pit of peach?

  1. Mesocarp

  2. Endocarp

  3. Exocarp

  4. Pericarp


Correct Option: B
Explanation:

Endocarp forms pit or stone of peach.

Tomato is which of the following types of fruit ?

  1. Pepo

  2. Hesperidium

  3. Berry

  4. Drupe


Correct Option: C
Explanation:

Tomato is a berry.

Coccus is an individual part of which of the following?

  1. Cremocarp

  2. Regma

  3. Carcerulus

  4. Lomemtum


Correct Option: B
Explanation:

In this, pistil divides on maturity into as many parts as the number of carpels. Each part is known as regma.

Which of the following kinds of placentation can be seen in an orange fruit?

  1. Free central

  2. Superficial

  3. Axile

  4. Basal


Correct Option: C
Explanation:

Axile placentation can be seen in an orange fruit.

Thalamus becomes fleshy and is an edible part in which of the following fruits?

  1. Pumpkin

  2. Pear

  3. Lemon

  4. Cherry


Correct Option: B
Explanation:

In pear, thalamus becomes fleshy and is an edible part.

Which of the following parts forms the edible pulp of an orange?

  1. Testa

  2. Placental hair

  3. Thalamus

  4. Mesocarp and endocarp


Correct Option: B
Explanation:

Juicy placental hair forms the edible part of an orange.

The false septum of ovary is formed in which of the following?

  1. Follicle

  2. Capsule

  3. Siliqua

  4. Legumes


Correct Option: C
Explanation:

In siliqua, one chambered ovary appears two chambered because a false septum (replum) is formed.

Legume represents which of the following parts of a carpel?

  1. Style

  2. Stigma

  3. Thalamus

  4. Ovary


Correct Option: D
Explanation:

Legume represents the ovary of the carpel. It is monocarpellary.

Which of the following fruits breaks apart at constrictions occurring between segments, so that each segment contains one seed?

  1. Nut

  2. Loment

  3. Samara

  4. Grain


Correct Option: B
Explanation:

Loment fruit breaks apart at constrictions occurring between segments, so that each segment contains one seed

The fruit formed without fertilisation is called

  1. false fruit

  2. parthenocarpic fruit

  3. true fruit

  4. simple fruit


Correct Option: B
Explanation:

The fruit formed without fertilisation is called parthenocarpic fruit.

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