BIOLOGY TEST - Mohan's electronics blog



HUMAN POPULATION AND HEALTH

1.Maximum carrying capacity means

a. maximum number of animals b. maximum population size

c. maximum species diversity d. maximum tolerance of population

2. The J shaped or exponential curve is found when

a. population increase is nearly a fixed proportion b. population size declines

c. population growth stops d. population growth diminishes

3. The actual replacement level – RL – is always less than

a. 1 b. 2 c. 6 d. 4

4. Zero population growth that results in demographic transition occurs when

a. birth and death rates equal b. birth rate exceeds death rate

c. death rate exceeds birth rate d. none of these

5. Net immigration means

a. emigration + immigration b. immigration – emigration

c. immigration – migration d. migration – emigration

6. When the pyramid of age-sex structure become steep . it represents

a. stable population b. unstable population

c. changing population d. abrupt change in population size

7. Hypochondria is an adolescence problem. It is

a. fear of water b. concern about health c. concern about weight

c. concern about future

8. Neurasthenia is characterized by

a. lack of concentration b. irritability c. insomnia d. all these

9. PTSD – the post – traumatic stress disorder develops during

a. child hood b. adolescence c. old age d. in infants

10. Which of the following is a self destructive behaviour

a. gambling b. alcoholism c. drug abuse d. all these

11. Insomnia is characterized by

a. lack of thirst b. lack of appetite c. lack of sleep d. lack of confidence

12. Schizophrenia is characterized by

a. distorted thoughts b. disturbed emotion c. incoherent bahaviour d. all these

13. Borderline personality disorder - BPD - is characterized by

a. emotionally unstable mood b. aggressive mood c. conflicts with others

d. all these

14.Which one of the following is a tranquilizer

a. opium b. valium c. heroin d. methadone

15. The opiate narcotics include

a. morphine b. heroin c. pethidine d. all these

16. Amphetamines like dexamphetamine are stimulants which affects

a. nervous system b. kidney c. liver d. spinal cord

17. Novacaine is a stimulant obtained from

a. coffee b. tea c. cocaine d. opium

18. Hallucinogens are drugs that alter thoughts , feelings and perceptions. Which one is a

hallucinogen

a. LSD b. chars c. hashish d. all these

19. The marijuana is a

a. stimulant b. opiate c. sedative d. hallucinogen

20. Which one is used as pain killer after surgery

a. opium b. valium c. mescaline d. barbiturate

21.Abstinence is

a. sudden stopping of drugs by a habitual person d. syndrome due to excess drug intake

c. an alcohol effect d. disorder due to LSD

22. Alcoholism damage liver due to cirrhosis. This is due to the conversion of alcohol in to

acetaldehyde which causes accumulation fat in the liver. Which one of the following

organ is affected by alcohol other than liver

a. kidney b. pancreas c. spleen d. heart

23. Which one is a fermented beverage

a. beer b. wine c. champagne d. all these

24. Which one of the following is a distilled alcohol

a. gin b. brandy c. whisky d. all these

25. One gram of alcohol produces ------- Kcal of energy by oxidation

a. 7 b. 8 c. 5 d. 2

26. Opium is derived from

a. fruits b. leaves c. root d. flowers

27. Teratogens affect

a. liver b. foetus c. brain d. uterus

28. Which of the following vitamin is used as a de-addiction drug for marijuana

a. vit.A b. vit.K c. vit.C d. vit D

29. LSD is obtained from

a. fungus b. bacterium c. lichen d. plants

30. Majijuana is obtained from

a. Thea sinensis b. Cannabis sativa c. Coffea arabica d. Papaver somniferum

31. Heroine is obtained from

a. Thea sinensis b. Erythroxylan coca c. Cannabis sativa d. Papaver somniferum

32. Which one is a short term effect of alcoholism

a. false impression of warmth b. depression c. slurred speech d. all these

33. Foetal Alcohol Syndrome is due to excess consumption of alcohol by the pregnant mother.

The important symptom of the disease in new born baby is

a. mental retardation b. limb defects c. facial abnormalities d. all these

34. Which one forms a social stigma

a. medicines b. pollution c. population explosion d. drug addiction

35. Which one of the following is a synthetic drug

a. aspirin b. sulphanamide c. barbiturates d. all these

Answer Key

1.b

2.a

3.b

4.a

5.b

6.a

7.b

8.d

9.b

10.d

11.c

12.d

13.d

14.b

15.d

16.a

17.c

18.d

19.d

20.a

21.a

22.a

23.b

24.d

25.d

26.a

27.b

28.c

29.a

30.b

31.d

32.d

33.d

34.d

35.d

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