Most important science question with answer for hslc examination 2023
Here are some important science multiple-choice questions (MCQ) for HSLC (High School Leaving Certificate) students in Assam:
1. What is the smallest unit of life?
A) Cell
B) Molecule
C) Atom
D) Organism
Answer: A) Cell
2. What is the process by which plants convert light energy into chemical energy?
A) Photosynthesis
B) Respiration
C) Digestion
D) Fermentation
Answer: A) Photosynthesis
3. What is the largest organ in the human body?
A) Brain
B) Heart
C) Liver
D) Skin
Answer: D) Skin
4. Which gas makes up the majority of the Earth's atmosphere?
A) Oxygen
B) Nitrogen
C) Carbon dioxide
D) Helium
Answer: B) Nitrogen
5. Which of the following is a non-renewable energy source?
A) Solar energy
B) Wind energy
C) Hydroelectric energy
D) Fossil fuels
Answer: D) Fossil fuels
6. Which of the following is a renewable energy source?
A) Coal
B) Oil
C) Natural gas
D) Solar energy
Answer: D) Solar energy
7. What is the basic unit of measurement for electric current?
A) Volt
B) Ampere
C) Ohm
D) Watt
Answer: B) Ampere
8. Which type of electromagnetic radiation has the shortest wavelength?
A) Radio waves
B) Microwaves
C) X-rays
D) Gamma rays
Answer: D) Gamma rays
9. What is the formula for water?
A) H2O
B) CO2
C) CH4
D) NaCl
Answer: A) H2O
10. Which of the following is a greenhouse gas?
A) Oxygen
B) Nitrogen
C) Carbon dioxide
D) Helium
Answer: C) Carbon dioxide
These questions cover a range of scientific topics and concepts that are important for HSLC students in Assam. However, it is important to note that there may be additional or different topics covered on the actual exam, so it is important to study all relevant materials and review past exams.
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