Multiple Choice Questions

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The mango fruit is a drupe type in which are mesocarp is

  • Fibrous

  • Stony hard

  • Thin and fleshy

  • Fleshy and edible

  • Fleshy and edible


D.

Fleshy and edible

In mango, mesocarp is a middle layer. It is fleshy and pulpy layer and is the edible portion of mango.


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Which of the these is not a part of the anther wall?

  • Epidermis

  • Middle layers

  • Endothecium

  • Nucellus

  • Nucellus


Which one of the following is not a characteristic feature of Fabaceae?

  • Fruit is a berry

  • Sepals five, gamosepalous and imbricate aestivation

  • Stamens ten

  • Ovary superior, monocarpellary and unilocular with many ovules

  • Ovary superior, monocarpellary and unilocular with many ovules


Which of these plants has pinnately compound leaf at a node?

  • Alstonia

  • Calotropis

  • Guava

  • Mustard

  • Mustard


Match the modification in Column I with the part modified in Column II and choose the right option.

Column I Column II
1. Pneumatophores in Rhizophora A. Axillary buds
2. Tendrils in pea B. Roots
3. Thorns in Citrus C. Leaves

  • 1 - B; 2 - A; 3 - C

  • 1 - C; 2 - A; 3 - B

  • 1 - C; 2 - B; 3 - A

  • 1 - B; 2 - C; 3 - A

  • 1 - B; 2 - C; 3 - A


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The modified supporting roots called prop roots and stilt roots are seen respectively in

(i) Banyan and maize

(ii) Banyan and sugarcane

(iii) maize and banyan

(iv) Sugarcane and maize

  • (i) only

  • (ii) only

  • (ii) only

  • (i) and (ii) only

  • (i) and (ii) only


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