Same subject2 marks
State any two harmful effects of acid rain.
2025
15] Select the correct answers to the questions from the given options. (Do not copy the questions, write the correct answer only).
The number of live births per thousand people per year is called:
- Mortality
- Population density
- Population growth rate
- Natality
Board paper · 2025 · Oswaal Books (reproduction of CISCE board paper)
No answer recorded yet
Khojo Papers does not generate answers. This question will show one when a checked answer has been added, with its source stated.
Related questions
From the same topic and chapter, at a similar level.
Same subject
15] Select the correct answers to the questions from the given options. (Do not copy the questions, write the correct answer only).
The optimum temperature for photosynthesis is:
Same subject3 marks
Given below is a picture of a tree. Mention the scientific phenomena occurring in the parts labelled (a),
(b) and (c).
(c)
(b)
(a)
Same subject
15] Select the correct answers to the questions from the given options. (Do not copy the questions, write the correct answer only).
The structure that lies at the junction of the choroid and the iris and is itself a part of the choroid is called:
Same subject2 marks
What are biomedical wastes? Give an example.
Same subject
15] Select the correct answers to the questions from the given options. (Do not copy the questions, write the correct answer only).
Assertion (A): Seminal vesicles pour an alkaline secretion into the semen as it passes through the ureter.
Reason (R): The female vagina is acidic and needs to be neutralized for sperm survival.