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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
How neural plate is formed?
- Ans 1: on the dorasal surface of the gastrula,over the notochord,presumptive neural ectoderm is present in the form of band. As gastrula elongates,the band thickens to from a neural plate.
12th Class Biology Chapter 19 Short Questions Preparation - Set 1
Question # 1
How neural plate is formed?
- Ans 1: on the dorasal surface of the gastrula,over the notochord,presumptive neural ectoderm is present in the form of band. As gastrula elongates,the band thickens to from a neural plate.
12th Class Biology Chapter 19 Short Questions Preparation - Set 2
Question # 1
Define Gerontology.
- Ans 1: Gerontology is the study of aging. It also deals with the causes of aging and measures by which aging can be slowed.
12th Class Biology Chapter 19 Short Questions Preparation - Set 3
Question # 1
What are neoblasts and their role? Or What are neoblasts?
- Ans 1: Neablasts are unspecialized cells which are always present in the body of adult and are mobilized to the site of ampuation,where they are differentiated into specialized cells.
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.
