New ! Biology MCQ Practise Tests

11th Standard Zoology English Medium Free Online Test One Mark Questions 2020

11th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Biology

Time : 00:20:00 Hrs
Total Marks : 20

    Answer all the questions

    20 x 1 = 20
  1. Genus Felis refers to__________________

    (a)

    Dogs

    (b)

    Sparrow

    (c)

    Cat

    (d)

    Monkeys

  2. In Pheretima locomotion occurs with help of

    (a)

    circular muscles

    (b)

    longitudinal muscles and setae

    (c)

    circular, longitudinal muscles and setae

    (d)

    parapodia

  3. In Aves____________ is absent.

    (a)

    Ureter

    (b)

    Kidney

    (c)

    Urinary bladder

    (d)

    Ovary

  4. Mollusca is

    (a)

    Triploblastic, acoelomate

    (b)

    Triploblastic, coelomate

    (c)

    Diploblastic, acoelomate

    (d)

    Diploblastic, coelomate

  5. Which of the following is not a connecting tissue.

    (a)

    Blood

    (b)

    bone

    (c)

    Lymph

    (d)

    Nerve

  6. How many abdominal segments are present in male and female Cockroaches?

    (a)

    10, 10

    (b)

    9, 10

    (c)

    8, 10

    (d)

    9,9

  7. Peptic ulcer is caused by the bacterium called:

    (a)

    Streptococcus

    (b)

    Vibrio cholerae

    (c)

    Lactobacillus

    (d)

    Helicobacter pylori

  8. Pepsinogen is activated by

    (a)

    Chymotrypsin

    (b)

    Trypsin

    (c)

    HCl

    (d)

    Pepsin

  9. CO2 is transported through blood to lungs as

    (a)

    carbonic acid

    (b)

    oxyhaemoglobin

    (c)

    carbamino haemoglobin

    (d)

    carboxy haemoglobin

  10. Insects respire through

    (a)

    body surface

    (b)

    trachea

    (c)

    gills

    (d)

    book lungs

  11. When a person travels to higher elevations, he may develop the symptoms of acute mountain sickness. This is because of

    (a)

    nitrogen narcosis

    (b)

    high level of carbon dioxide in blood

    (c)

    low immunity

    (d)

    poor binding of O2 with haemoglobin

  12. Hiccough (hiccup) is due to activity of

    (a)

    Intercostal muscles

    (b)

    Food in air tract

    (c)

    Diaphragm

    (d)

    Inadequate oxygen in environment

  13. At the venous end of the capillary bed, the osmotic pressure is

    (a)

    Greater than the hydrostatic pressure

    (b)

    Result in net outflow of fluids

    (c)

    Results in net absorption of fluids

    (d)

    No change occurs

  14. A normal ECG shows_______________ waves

    (a)

    4

    (b)

    3

    (c)

    2

    (d)

    5

  15. What is the percentage of lymphocytes among WBCs?

    (a)

    0.5% to 1.0%

    (b)

    1-3 %

    (c)

    65%

    (d)

    28%

  16. The major function of Henle's loop is to concentrate_____________

    (a)

    Na+ and Cl-

    (b)

    K+ ions

    (c)

    Na+ and K+ ions

    (d)

    Na- and CI+ ions

  17. Which part of the human brain is concerned with the regulation of body temperature?

    (a)

    Cerebellum

    (b)

    Cerebrum

    (c)

    Medulla oblongata

    (d)

    Hypothalamus

  18. The cerebrum is divided into________lobes.

    (a)

    6

    (b)

    7

    (c)

    8

    (d)

    4

  19. Which one of the following statement is correct

    (a)

    Calcitonin and thymosin are thyroid hormones

    (b)

    Pepsin and prolactin are secreted in stomach

    (c)

    Secretin and rhodopsin are polypeptide hormones

    (d)

    Cortisol and aldosterone are steroid hormones

  20. Jamunapari is a ____________ breed

    (a)

    cattle

    (b)

    goat

    (c)

    hen

    (d)

    duck

*****************************************

TN 11th Standard Biology free Online practice tests

Reviews & Comments about 11th Standard Zoology English Medium Free Online Test One Mark Questions 2020

Write your Comment