10th class,board examination,biological science-10 MCQs

 

10th Class Board Examination - Biological Science

Multiple Choice Questions (MCQs)

Instructions: Choose the correct answer from the four options given for each question.

1. Which of the following is the powerhouse of the cell? a) Nucleus b) Mitochondria c) Ribosome d) Golgi apparatus

2. The process by which plants make their own food is called: a) Respiration b) Transpiration c) Photosynthesis d) Excretion

3. Which blood group is known as the universal donor? a) A b) B c) AB d) O

4. The basic unit of heredity is: a) Chromosome b) Gene c) DNA d) RNA

5. Which part of the human brain controls balance and coordination? a) Cerebrum b) Cerebellum c) Medulla oblongata d) Hypothalamus

6. In which part of the plant does photosynthesis primarily occur? a) Root b) Stem c) Leaf d) Flower

7. The scientific name of human beings is: a) Homo erectus b) Homo habilis c) Homo sapiens d) Homo neanderthalensis

8. Which of the following is a renewable natural resource? a) Coal b) Petroleum c) Solar energy d) Natural gas

9. The process of breakdown of glucose in the absence of oxygen is called: a) Aerobic respiration b) Anaerobic respiration c) Photosynthesis d) Transpiration

10. Which hormone is responsible for the regulation of blood sugar level? a) Thyroxine b) Insulin c) Adrenaline d) Growth hormone

ANSWERS:

  1. b) Mitochondria
  2. c) Photosynthesis
  3. d) O
  4. b) Gene
  5. b) Cerebellum
  6. c) Leaf
  7. c) Homo sapiens
  8. c) Solar energy
  9. b) Anaerobic respiration
  10. b) Insulin1

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