MCQs4All - Biology Collection

Biology MCQs for NTS, FPSC, CSS, PPSC, PMS, UTS, FTS, OTS, Teaching, CT, PTC, SST, B.Ed, M.Ed of past papers

Question. __________ is essential for the formation of hemoglobin.
  1. Calcium
  2. Iron
  3. Water
  4. Carbohydrates
Question. Removal or degradation of environmental pollutants or toxic materials by living organisms is called__________?
  1. Integrated disease management
  2. Hydroponic culture technique
  3. Pasteurization
  4. Bioremediation
Question. Empty diatom cells are called___________?
  1. Raphe
  2. Valves
  3. Frustule
  4. Girdles
Question. Mitosis is divided into_____________?
  1. Karyokinesis
  2. Cytokinesis
  3. Interphase
  4. Both a & b
Question. Alternation of generations is absent in___________?
  1. Hydration
  2. Obelia
  3. Jelly fish
  4. Physalia
Question. Which of the following is an RNA virus:
  1. Influenza virus
  2. Herpes virus
  3. HBV
  4. Pox virus
Question. Which of the following contains genes for drug and disease resistance in bacteria?
  1. Necleotide
  2. Plasmid
  3. Mesosome
  4. Ribosome
Question. which of the following consists of the dead cells?
  1. Parenchyma
  2. collenchyma
  3. sclerenchyma
  4. none of these
Question. Which of the statement about viruses is incorrect___________________?
  1. We can not grow them in laboratories on artificial medias
  2. They are obligate intracellular parasite.
  3. They can synthesize their nucleic acid
  4. They are resistant to most of antibiotic treatment
Question. Acromegaly is caused due to oversecretion of____________?
  1. STH
  2. TSH
  3. ACTH
  4. Thyroxin
Question. Mammalian kidney, under restricted water supply can conserve water by over ________ % reabsorption of glomerular filtrate
  1. 80.50%
  2. 90.50%
  3. 95.50%
  4. 99.50%
Question. Stomata cover only ______________ of leaf surface?
  1. 0.03 – 0.04%
  2. 10%
  3. 1-2 %
  4. 50%
Question. In human body 99% of total mass is formed of_____________?
  1. 16 Bio-elements
  2. 12 Bio-elements
  3. 10 Bio-elements
  4. 6 Bio-elements