1. Which of the following is a large blood vessel that carries blood away from the heart?
A. Vein
B. Artery
C. Capillary
D. Nerve
B. Artery
2. Which of the following is not a member of the vitamin B complex?
A. Thiamine
B. Riboflavin
C. Folic acid
D. Ascorbic acid
D. Ascorbic acid
3. Fungi are plants that lack........
A. Oxygen
B. Carbon dioxide
C. Chlorophyll
D. None of these
C. Chlorophyll
4. What makes a reptile a reptile?
A. Cold blooded
B. Warm Blooded
C. Non-Hearing
D. Egg-laying
D. Egg-laying
5. Which blood vessels have the smallest diameter?
A. Capillaries
B. Arterioles
C. Venules
D. Lymphatic
A. Capillaries
6. Which of the following is an air-borne disease?
A. Measles
B. Typhoid
C. Pink eye
D. None of the above
A. Measles
7. A yellow dust appears on the fingers, whenever we touch the middle of a flower. These tiny yellow grains are one of the most precious substances in nature because they contain the secret of plant life. What is this dust called?
A. Pollen
B. Sperm
C. Spore
D. Sporocyst
A. Pollen
8. Which organ of the body produces the fluid known as bile?
A. Liver
B. Pancreas
C. Gall bladder
D. Kidney
A. Liver
9. Which of the following hormones is a steroid?
A. Estrogen
B. Glucagon
C. Insulin
D. Oxytocin
A. Estrogen
10. Which one of the following is not a function of the liver?
A. Regulation of blood sugar
B. Enzyme activation
C. Detoxification
D. Reproduction
D. Reproduction
11. Which of the following is/are the main functions of Lymphocytes?
1. Produce antibodies
2. Produce antigens
3. Produce White Blood Cells
A. Only 1
B. Both 2 and 3
C. Both 1 and 3
D. 1, 2 and 3
A. Only 1
12. Consider the following statements:
1. Insulin is a fat-storage hormone that is released by the pancreas and regulates metabolic processes.
2. Melatonin is produced by the pineal gland in the brain which controls sleep and wake cycles.
Choose the correct answer
A. Only 1
B. Only 2
C. Both 1 and 2
D. Neither 1 nor 2
C. Both 1 and 2
13. Which one of the following pairs is not correctly matched?
A. Becquerel: Radioactivity
B. Alexander Fleming: Penicillin
C. Louis Pasteur: Blood groups
D. William Harvey: Blood circulation
C. Louis Pasteur: Blood groups
14. Which of the following is a sexually transmitted disease?
A. Leukaemia
B. Hepatitis
C. Colour Blindness
D. All of the above
C. Colour Blindness
15. Which one of the following systems of the body is primarily attacked by the HIV?
A. Cardiovascular
B. Immune
C. Respiratory
D. Reproductive
B. Immune
16. In the human body, the blood enters the aorta of the circulatory system from the:
A. Left atrium
B. Left ventricle
C. Right atrium
D. Right ventricle
B. Left ventricle
17. Which one of the following plant nutrients is not supplemented in the soil for growing legumes?
A. Nitrogen
B. Potassium
C. Phosphorus
D. None of these
B. Potassium
18. Which of the following are known as the suicide bags of cells?
A. Ribosomes
B. Golgi bodies
C. Lysosomes
D. Nucleoli
C. Lysosomes
19. Chromosome complement in Turner's syndrome is
A. 47; XXY
B. 45; XO
C. 46; XX
D. 47; XYY
B. 45; XO
20. Excess of amino acids is broken down to form urea in:
A. Kidney
B. Liver
C. Spleen
D. Rectum
A. Kidney
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