Causes of Pollution: Biology Quiz Questions and Answers 299 PDF Download

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Quiz on Causes of Pollution: Biology Worksheet 299Quiz PDF Download

Causes of Pollution: Biology Quiz

MCQ: Pollutants from natural cause,

  1. can be avoided if proper precautions are taken
  2. can not be avoided no matter what precautions are taken
  3. can be recycled
  4. can be stored

B

Specifity of Enzymes Quiz

MCQ: Papain is found in

  1. pawpaw
  2. proteases
  3. pepsin
  4. pancreatic amylase

A

Molecular Biology Quiz

MCQ: Water molecule (H2O) is split into hydrogen (H2) and oxygen (O2) when

  1. larynx is lowered, glottis is open
  2. larynx is lowered and the windpipe is opened
  3. larynx is raised and epiglottis blocks glottis
  4. larynx is raised and pharynx is shut

C

Biology Online Quiz

MCQ: Fats acts as a solvent for

  1. protoplasm
  2. fat-soluble vitamins
  3. insulating materials
  4. mineral ions (Ca+2, Na+, K+, Mg+2)

B

Hormones: Endocrine Glands Quiz

MCQ: Gland referred to as "Master gland" is

  1. Pituitary gland
  2. Adrenal gland
  3. thyroid gland
  4. islets of Langerhans

A