Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
.jpg)
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
-
Total Questions10
-
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
Differentiate between epiblast and hypoblast.
-
Ans 1: Epiblast: During gastrulation blastoderm splits into two layers,an upper layers of cells is called epiblast.
Hypoblast: Lower layer of cells is called hypoblast.
12th Class Biology Chapter 19 Short Questions Preparation - Set 3
Question # 1
What is growth? Mentions its types.
- Ans 1: Increase in size of an organism is called growth. It has two types
- Ans 2: 1) open growth 2) Closed growth.
12th Class Biology Chapter 19 Short Questions Preparation - Set 4
Question # 1
Define aging? Write its two signs.
-
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.
Share your comments & questions here
No comments yet. Be the first to comment!