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Online Short Questions For Chapter 5 "12th Class Biology Chapter 19 Short Questions Preparation "
Try The Short Questions For 12th Class Biology Chapter 19 Short Questions Preparation
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Total Questions10
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Available Sets4
Biology - 12th Class Biology Chapter 19 Short Questions Preparation
Question # 1
Differentiate between gerontology and teratology.
- Ans 1: Gerontology: Study of aging is called gerontology.
- Ans 2: Teratology:Teratology is the branch of biology,which deals with abnormal developments and their causes.
12th Class Biology Chapter 19 Short Questions Preparation - Set 1
Question # 1
Differentiate between gerontology and teratology.
- Ans 1: Gerontology: Study of aging is called gerontology.
- Ans 2: Teratology:Teratology is the branch of biology,which deals with abnormal developments and their causes.
12th Class Biology Chapter 19 Short Questions Preparation - Set 2
Question # 1
Differentiate between primary growth and secondary growth in plant.
- Ans 1: Primary growth: occur due to the activity of apical meristem which results increase in length or height of plant.
- Ans 2: Secondary growth: Of plants occur due to activity of cambium and it results increase in girth of plant.
12th Class Biology Chapter 19 Short Questions Preparation - Set 3
Question # 1
What is primitive streak?
- Ans 1: In the chick the mesodermal cells do not invaginate but migrate medially and caudally from both sides and create a mid line thickening called primitive streak.
12th Class Biology Chapter 19 Short Questions Preparation - Set 4
Question # 1
Define aging? Write its two signs.
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Ans 1: Negative physiological changes in an organism are called aging. Its two symptoms are:
Wrinkled skin and grey hairs.
12th Class Biology Chapter 19 Short Questions
Here you can prepare 12th Class Biology Chapter 19 (Growth and Development). Click the button for 100% free full practice.
