Biology - MCQs with answers - Part I

Biology - MCQs with answers - Part I


Q1. Cells were first discovered by

a) Purkinje
b) Robert Hooke
c) Schleiden
d) Virchow

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ANSWER: b) Robert Hooke

Robert Hooke in 1665 and observed the cells in a cork slice with the help of primitive microscope



Q2. In which organ of the human body are the lymphocyte cells formed?

a) Liver
b) Long bone
c) Pancreas
d) Spleen

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ANSWER: d) Spleen

The spleen is the largest mass of lymphatic tissue in the body measuring
about 12cm in length.



Q3.Which of the following cell organelle play the most significant role in protein synthesis ?

a) Lysosome and Centrosome
b) Endoplasmic Reticulum and Ribosome
c) Golgi apparatus and Mitochondria
d) Lysosome and Mitochondria

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ANSWER: b) Endoplasmic Reticulum and Ribosome

Endoplasmic Reticulum consist of ribosome are responsible for protein synthesis .



Q4. Which organelle in the cell, other than nucleus, contains DNA?

a) Centriole
b) Golgi apparatus
c) Lysosome
d) Mitochondria

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ANSWER: d) Mitochondria

Mitochondria also called as “Power house of a cell” and contain DNA.



Q5.Blood, Bones and Cartilage are made up of a special type of tissue:

a) Epithelial tissue
b) Connective tissue
c) Muscular tissue
d) Nervous tissue

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ANSWER: b) Connective tissue



Q6.Which one among the following is not a good source of nutritional calcium?

a) Rice
b) Ragi
c) Skimmed milk
d) Egg

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ANSWER: a) Rice

Rice milk should not be used to replace cow’s milk ,pulses ,egg as a source of nutritional calcium.




Q7.The blood glucose level is commonly expressed as:

a) mm. of Hg
b) milligram per deciliter
c) Parts per million
d) Grams per litre

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ANSWER: b) milligram per deciliter

Normal blood glucose level 9-15 mg/100 ml of blood.



Q8.Antigen is a substance which:.

a) Destroys harmful bacteria
b) Is used to treat poisoning
c) Lowers body temperature
d) Stimulates formation of antibody

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ANSWER: d) Stimulates formation of antibody

Antigen ,a foreign substance usually protein in nature ,elicits the formation of specific antibodies within an organisms.



Q9. The hormone insulin is:

a) Glycolipid
b) Fatty acid
c) Peptide
d) Sterol

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ANSWER: a) Glycolipid

Insulin is a polypeptide hormone which is secreted from the a-cells of pancreas .Insulin decreases blood glucose level by increasing utilization of glucose , glucogenesis and synthesis of fat (lipogenesis).It promotes fat synthesis. Thus insulin is an anabolic hormone.



Q10.When ants bite, they inject

a) Glacial acetic acid.
b) Methanol
c) Formic acid
d) Stearic acid

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ANSWER: c) Formic acid

Red Ants are also known as Formica.


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    Discussion

  • RE: Biology - MCQs with answers - Part I -Jaie Karve (11/20/17)
  • Insulin is a peptide hormone. Your answer glycolipid is wrong.
  • RE: Biology - MCQs with answers - Part I -NAVEED AHMAD (09/26/16)
  • very good MCQS

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