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Type of sexual reproduction is ______.
Concept: Sexual Reproduction in Plants
Match the pair:
| 'A' | 'B' | ||
| (1) | Male | (a) | 44 + XX |
| (b) | 44 + XY | ||
| (c) | 44 + YY |
Concept: Fertilization in Human
Answer the following question based on the human male reproductive system:
In which organ sperms are formed?
Concept: The Male Reproductive System
Answer the following question based on the human male reproductive system:
What is the length of a sperm?
Concept: The Male Reproductive System
Answer the following question based on the human male reproductive system:
What is the work of vas deferens?
Concept: The Male Reproductive System
Answer the following question based on the human male reproductive system:
By which type of cell division, sperms are formed?
Concept: The Male Reproductive System
Answer the following question based on the human male reproductive system:
Name any two unpaired organs of male reproductive system
Concept: The Male Reproductive System
What do these symbols indicate? Explain our opinion about those symbols.
Concept: Environmental Conservation and Biodiversity
Write a short note on:
Environmental Conservation.
Concept: Environmental Conservation
Explain the meanings of ‘symbols A’ & ‘B’.
Concept: Environmental Conservation and Biodiversity
Which businesses will you start near the agro-tourism center?
Concept: Environmental Conservation
Write six strategies implemented by you for conservation of environment.
Concept: Environmental Conservation
Complete the following chart:

Concept: Environmental Conservation
__________ is a rare species.
Concept: Threatened Species
___________ is an indeterminate species.
Concept: Threatened Species
Occurrence of diversity among the organisms of the same species is called ________ diversity.
Concept: Environmental Conservation and Biodiversity
Write any two man-made factors affecting the environment.
Concept: Environmental Conservation
The animal in the figure, belongs to which endangered species?

Concept: Threatened Species
What is the meaning of the symbol shown in the figure with respect to environment?

Concept: Environmental Conservation and Biodiversity
Explain the given concept with the help of examples.
Ecosystem Diversity
Concept: Environmental Conservation and Biodiversity
