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Give the applications of DNA fingerprinting technique.
Concept: DNA Fingerprinting Technique
Name any two biodiversity hot spots in India.
Concept: Loss of Biodiversity
Draw a diagram of the microscopic structure of human sperm. Label the following parts in it and write their functions
(a) Acrosome
(b) Nucleus
(c) Middle piece
Concept: Gametogenesis
Describe the structure of a nucleosome.
Concept: Packaging of DNA Helix
Draw a neat and labelled diagram of Root hair.
Concept: Water absorbing organ
What is ecological succession?
Concept: Ecological Succession
Explain the carbon cycle with the help of a simplified model.
Concept: Nutrient Cycles
Explain sex determination in human beings.
Concept: Sex Determination
Describe structure of root hair.
Concept: Water absorbing organ
What is ‘biofortification’?
Concept: Plant Breeding
What are transgenic animals?
Concept: Commercial Applications of Biotechnology
Construct an age pyramid which reflects an expanding growth status of human population.
Concept: Population
Give any four points of significance of double fertilization.
Concept: Fertilization Process
Mention the functions of Uterus in the human female reproductive system.
Concept: Human Reproduction > The Female Reproductive System
Short Answer Question:
Write a note on applications of DNA fingerprinting.
Concept: DNA Fingerprinting Technique
Define organic evolution.
Concept: Theories of Origin of Life
Distinguish between ape and man.
Concept: Human Evolution
Give the full form of IAA.
Concept: Types of Plant Hormones: Auxins
Match the column A with B
| A | B | |
| i. | Epinasty of flower | GA3 |
| ii. | Natural auxin | NAA |
| iii. | Flowering in Litchi | IAA |
| iv. | Bolting of Beet | Ethylene |
Concept: Plant Hormones
Name the causative organism and preventive measures for Typhoid
Concept: Disease
