New ! Biology MCQ Practise Tests

11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Ten

11th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Biology

Time : 00:10:00 Hrs
Total Marks : 10

    Answer all the questions

    10 x 1 = 10
  1. Living organisms constitute __________

    (a)

    Living world

    (b)

    Non-living world

    (c)

    Animal kingdom

    (d)

    Plant kingdom

  2. Bacteria was first discovered by a ______________ scientist.

    (a)

    German

    (b)

    Dutch

    (c)

    French

    (d)

    American

  3. Which Gram negative bacterium caused Duodenal and Gastric ulcers?

    (a)

    Helicobacter Pylori

    (b)

    Helicobacter Vibrio

    (c)

    E.Coli

    (d)

    Haemophillus

  4. Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of

    (a)

    Tuberous root

    (b)

    Beaded root

    (c)

    Moniliform root

    (d)

    Nodulose root

  5. In an inflorescence where flowers are borne laterally in an acropetal succession the position of the youngest floral bud shall be

    (a)

    Proximal

    (b)

    Distal

    (c)

    Intercalary

    (d)

    Anywhere

  6. Which of the following is a flowering plant with nodules containing filamentous nitrogen fixing micro-organisms?

    (a)

    Crotalaria juncea

    (b)

    Cycas revoluta

    (c)

    Cicer arietinum

    (d)

    Casuarina equisetifolia

  7. Choose the wrong statement among the following

    (a)

    In earthworm, a single male genital pore is present.

    (b)

    Setae help in locomotion of earthworms.

    (c)

    Muscular layer in the body wall of earthworm is made up of only circular muscles

    (d)

    Typhlosole is part of the intestine of earthworm

  8. Intercostal muscles are found between the

    (a)

    vertebral column

    (b)

    sternum

    (c)

    ribs

    (d)

    glottis

  9. Which one of the following plasma proteins is involved in the coagulation of blood?

    (a)

    Globulin

    (b)

    Fibrinogen

    (c)

    Albumin

    (d)

    Serum amylase

  10. Why is the velocity of blood flow the lowest in the capillaries?

    (a)

    The systemic capillaries are supplied by the left ventricle, which has a lower cardiac output than the right ventricle

    (b)

    Capillaries are far from the heart, and blood flow slows as distance from the heart increases

    (c)

    The total surface area of the capillaries is larger than the total surface area of the arterioles

    (d)

    The capillary walls are not thin enough to allow oxygen to exchange with the cells

    (e)

    The diastolic blood pressure is too low to deliver blood to the capillaries at a high flow rate

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

TN 11th Standard Biology free Online practice tests

Reviews & Comments about 11th Standard Biology English Medium Free Online Test 1 Mark Questions 2020 - Part Ten

Write your Comment