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Morphology of Angiosperms

Description: Angiosperm morphology
Number of Questions: 15
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Tags: sarbjeet Fruit
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If a raceme inflorescence is branched, it is called

  1. umbel

  2. panicle

  3. spadix

  4. cymose

  5. corymb


Correct Option: B
Explanation:

If a raceme inflorescence is branched, it is called panicle.

The edible part of apple is

  1. mesocarp

  2. endocarp

  3. pericarp

  4. thalamus

  5. corolla


Correct Option: D
Explanation:

The edible part of apple is thalamus.

The fruit that develops from hypanthodium is called

  1. syconium

  2. sorosis

  3. siliqua

  4. samara

  5. rambutan


Correct Option: A
Explanation:

The fruits that develop from hypanthodium is called syconium.

Allogamy is best favoured by which of the floral mechanisms?

  1. Dichogamy

  2. Cleistogamy

  3. Dicliny

  4. Homogamy

  5. None of these


Correct Option: C
Explanation:

Allogamy is best favoured by Dicliny. Dicliny is exhibited by those flowers having stamens and pistils in separate flowers.

A bi-or tricalpellary syncarpous uniocular ovary having one ovule at base represents which of the following placentations?

  1. Parietal

  2. Marginal

  3. Free or central

  4. Basal

  5. Axile


Correct Option: D
Explanation:

A bi-or tricalpellary syncarpous unilocular ovary having one ovule at base represents the basal placementation.

Fruits developing from one chambered superior ovary, which ruptures along one suture only is called ________.

  1. legume

  2. follicle

  3. silliqua

  4. capsules

  5. none of these


Correct Option: B
Explanation:

Fruits developing from one chambered superior ovary which ruptures along one suture only is called follicle.

In a mango, which is the edible part?

  1. Mesocarp

  2. Pericarp

  3. Endocarp

  4. Epicarp

  5. Seed


Correct Option: A
Explanation:

In mango, edible part of fruits is mesocarp.

The fruit of pomegranate is

  1. drupe

  2. ballausta

  3. pome

  4. pepo

  5. ugli fruit


Correct Option: B
Explanation:

The fruit of pomegranate is ballausta.

The fruits in which pericarp is inseparably fused with the testa is

  1. cypsela

  2. samara

  3. nut

  4. caryopsis

  5. physalis


Correct Option: D
Explanation:

The fruits in which pericarp is inseparably fused with testa is caryopsis.

A brightly coloured and scent bearing flower will be pollinated by

  1. insects

  2. birds

  3. bats

  4. ants

  5. animals


Correct Option: A
Explanation:

A brightly coloured and scent bearing flower will be pollinated by insects.

If the main stem becomes fleshy and photosynthetic, it is called

  1. phyllode

  2. cladode

  3. phylloclade

  4. leaf

  5. thorn


Correct Option: C
Explanation:

If the main stem becomes fleshy and photosyntetic, it is called phylloclade.

A dicot plant exhibiting parallel venation in its leaves is

  1. Dioscorea

  2. Calophylum

  3. Smilax

  4. Ranunculus

  5. Acacia koa


Correct Option: B
Explanation:

A dicot plant exhibiting parallel venation in its leaves is calophylum.

The fruits of which of the following plants are dispersed by grazing animals?

  1. Sunflower

  2. Mustard

  3. Xanthium

  4. Cucurbita

  5. Rose


Correct Option: C
Explanation:

The fruits of Xanthium are dispersed by grazing animals. They are coarse herbs having small heads of greenish flowers followed by burrs with hooked bristles.

A raceme of sessile flowers is called

  1. spike

  2. umbel

  3. catkin

  4. hypanthodium

  5. umbellate cyme


Correct Option: A
Explanation:

A raceme of sessile flowers is called spike.

Which of the following is not an unbranched racemose inflorescences with sessile flowers?

  1. Basipetal

  2. Panicle

  3. Ament or catkin

  4. Capitulum

  5. Spadix


Correct Option: B
Explanation:

Panicle is a branched, indeterminate inflorescence with pedicellate flowers.

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