Second Year Biology Chapter 16 Short Questions Online Preparation (Support and Movements)

Online Short Questions For Chapter 2 "12th Class Biology Chapter 16 Short Questions Preparation "

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Biology - 12th Class Biology Chapter 16 Short Questions Preparation

Question # 1

Define geotropism.

  • Ans 1: Response of plant parts to the gravity is called geotropism.Roots show positive geotropism and stem shows negative geotropism.
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Prepare Complete Set Wise Questions For Chapter 2 "12th Class Biology Chapter 16 Short Questions Preparation "

12th Class Biology Chapter 16 Short Questions Preparation - Set 1

Question # 1

Define geotropism.

  • Ans 1: Response of plant parts to the gravity is called geotropism.Roots show positive geotropism and stem shows negative geotropism.
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12th Class Biology Chapter 16 Short Questions Preparation - Set 2

Question # 1

Give two character of smooth muscles.

  • Ans 1: Smooth muscles are long & spindle shape with each containing a single nucleus. It has no striations.
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12th Class Biology Chapter 16 Short Questions Preparation - Set 3

Question # 1

Explain the term epinasty and hyponasty.

  • Ans 1: Epinasty: is show by leaves, petals etc.the upper surface of leaf in bud condition shows more growth as compared with lower surface.This leads to opening of buds.
    Hyponasty: If growth in the lower surface of the leaf in bud condition is more than that of upper surface then buds remain close and it is called hyponasty.
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12th Class Biology Chapter 16 Short Questions Preparation - Set 4

Question # 1

Give two difference between animals and plants movements.

  • Ans 1: Pants show movement but remain fixed at their position.Their movement is shown but change in their growth.Animals show their movement by changing their position;their movement does not involve any growth.
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12th Class Biology Chapter 16 Short Questions Preparation - Set 5

Question # 1

Described pelvic and pectoral girdle in human skeleton.

  • Ans 1: Pelvic girdle attaches the hind limbs to the vertebral column.it consists of two coxal bones.Each of which is formed by the fusion of three bones ilium,ischium and pubic.Pectoral girdle comprises scapula, supra scapula and clavicle.Clavicle connects scapula with sternum.
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12th Class Biology Chapter 16 Short Questions

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