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As per your demand here is the question of TNPSC Free Online Test Exam PortionsTamil Nadu Samacheer Kalvi 6th Std Science Biology Full

TNPSC Free Online Test by TNPSC

Science Biology Online Test Series No: 1

1. Which state is known as Spice garden of India?
Tamil nadu
Karnataka
Assam
Kerala

2. Arrange ascending order as per water content
Milk, Water melon, cucumber, egg, mushroom, potato
Water melon, cucumber , mushroom, milk, potato, egg
Milk, Egg, cucumber, water melon, potato, mushroom
Water melon, Milk, Cucumber, mushroom, Egg, potato

3. Which pair is rightly matched as per deficiency disease
Vitamin D - Rickets
Vitamin C - Infertility
Vitamin B - Scurvy
Vitamin A - Beri Beri

4. Match the correct pair
1 Calcium a, anemia
2, Iodine b, Disintegration of bones and teeth
3, Iron c, Goiter
4, Protein d, kwashiorkar
c, b, a, d
a, b, c, d
d, a ,b , c
b, c, a, d

5. Which pair is correctly matched as per the mode of nutrition
No Nutrition Organism
1 Autotrophic - Euglena
2 Parasitic - Cuscuta
3 Ectoparasite - Headlouse
4 Endoparasite - Round worm
5 Saprophytic - Mushroom
4 & 5
1, 4, 5
1,2,4,5
1,2,3,4,5

6. Lack of which vitamin cause Loss of Excessive blood ?
vitamin A
vitamin K
Vitamin B
Vitamin D

7. The name CELL given by?
Robert Gallo
Anton van Leeuwenhoek
Robert Brown
Robert Hooke

8. A - A cell which do not have membrane bound organelles and nucleus is Prokaryotic Cell, B - A cell which contains , nuclear membrane and membrane bound cell organelles nucleus is Eukaryotic Cell,
Both are correct
Only A is Correct
Only B is Correct
Neither A nor B is Correct

9. Find out the wrong statement
I, Plasma membrane controls exit and entry of the material in Cell
II, Nucleus is controlling center and carry genetic characters in cell
III, Mitochondria is known as power house of the cell.
IV, Endoplasmic reticulum helps in transportation of materials in cell.
only I, II, III are correct
only I,II,IV are correct
only III,IV are correct
all are correct

10. Find out the correct pair
I - Chlorophyll = Green color;
II - Carotene = orange Pigment
III- xanthophyll = Yellow pigment
I, II are correct
all are correct
only III are correct
only I are correct

11. The book "Origin of species " was written by
Anton van Leeuwenhoek
H.M.S Beagle
Robert Gallo
charles darwin

12. A: snake heart is 3 chambered , B: snakes are oviparous but Anaconda is viviparous
Only B is correct
neither A nor B is correct
Only A is Correct
Both are Correct

13. Common cold is caused by which virus
Herpes virus
Rhino virus
Rabdo virus
None of the Above

14. Chicken pox is caused by which virus
All the below
Rabdo virus
Rhino virus
Herpes virus

15. Penicillin is discovered by
Robert Hooke
Robert Gallo
Anton van Leeuwenhoek
Alexander flemming

16. The example of Molluscs is
sea cucumber
snail
Star fish
earth worm

17. Find out the Odd one
chickenpox
Rabies
tuberculosis
Common cold

18. Tusks of Elephant is
Incisors
canines
premolars
Molars

19. Echinoderms organism is
Earthworm
snail
Star fish
tapeworm

20. A: Paddy comes under monocot plant , B: Monocot plant has fibrous roots.
Both are Correct
Only A is correct
Only B is Correct
Neither A nor B is Correct