General Science Class 9 MCQS

Bio elements considered as vital for life are ______ members or in numbers.

1. 13
2. 12
3. 14
4. 16

Members of different species living in specific habitat are called?

1. Community
2. Population
3. Ecosystem
4. Biomes

Part of earth where life exists is called :

1. Lithosphere
2. Atmosphere
3. Biosphere
4. Hydrosphere

Foundation of life based on :

1. Physical foundation
2. Biological foundation
3. Environmental foundation
4. Chemical foundation

Fish is one of the best source of :

1. Protein
2. Vitamin
3. Mineral
4. Carbohydrate

Radio labeling and carbon dating also show some uses of radioactive isotopes in determining the ____ of fossils.

1. Size
2. Age
3. Shape
4. Color

Problem solving approach of biology and other sciences called?

1. Logical Method
2. Analytical Method
3. Scientific Method
4. Experimental Method

Solution of biological problem starts with :

1. Hypothesis
2. Experimentation
3. Conclusion
4. Observation

The key component of the scientific process is :

1. Hypothesis
2. Observation
3. Question
4. Experimentation

Scientific reasoning based on “if-then” statement called?

1. Inductive reasoning
2. Deductive reasoning
3. Scientific reasoning
4. None