1. Neelima, Haritha and Swetha include in.
a. Hybrid Paddy
c. Hybrid Brinjal
b. Hybrid Pea
d. Hybrid Tomato
2. Reason for not being able to see the image on a cardboard sheet.
a. Since the surface of the cardboard is not level.
b. Since cardboard does not reflect light
c. Since cardboard is an opaque material
d. Since no regular reflection to light does not happen on cardboard
3. Which is the odd one.
a. Allergy
b. Asthma
c. Cholera
d. Bronchitis
4. The instrument which is used to measure the intensity of light by comparing light from two different sources?
a. Thermostat
b. Photometer
c. Galvanometer
d. Seismometer
5. Acid without oxygen?
a. Hydrochloric acid
b. Sulphuric acid
c. Nitric acid
d. Phosphoric acid
6. Distillation is a method of separating the components from mixtures. What should be the characteristics of the components of mixtures so that the method can be made use of?
a. Both the components are liquid, but they are miscible.
b. One component may be solid
c. Both the components are solid
d. One component should be a solid and the other a liquid in which the solid dissolves.
7. Which metal has the highest thermal Expansion?
a. Iron
b. Aluminium
c. Copper
d. Mercury
8. What is the chemical name of vinegar?
a. Sodium silicate
b. Calcium sulfate
c. Dilute acetic acid
d. Ethyl alcohol
9. An element with a single atomic particle?
a. Helium
b.Oxygen
c.Chlorine
d. Sulfur
10. Pericardium is.
a. The covering of brain.
b. The covering of heart
c. The covering of lungs
d. The chamber of heart
11. Ptyalinis.
a. Enzyme produced from the pancrease
b. Acid forms in the stomach
c. Digestive juice of liver
d. Enzyme in the saliva
12. Find out the wrong statements.
a. Insectivorous plants are autotrophs.
b. Mushroom is a saprophyte.
c. Insectivorous plants are heterotrophs.
d. Green plants are autotrophs.
13. Which animal continues to grow its teeth until the end of its life?
a. Dog
b. Horse
c.Cow
d. Elephant
14. The First Indian mission dedicated to observe the sun
a. Gaganyan
b. Mangalyan
d. Edusat
c. Adithya L-1
15. ZBNF is short form for.
a. Zero Budget Neutral Farming
b. Zero based Natural Farming
c. Zero Budget Natural Farming
d. Zero Based Neutral Farming
16. The pH Values of three solutions are given below. Find the correct statement.
Solution PH Value
A 5
B 7
C 9
a. By immersing a red litmus paper in solution A. It turns blue.
b. By adding phenolphthalein in solution B. It gives pink colur.
c. By Immersing a blue litmus paper in solution Alt turns red.
d. By adding Methyl Orange in solution C. It gives Pink colour
17. A farmer is rearing edible Fishes Rohu and Carp in a largescale. This method of farming is known as
a. Apiculture
b. Pisciculture
c. Floriculture
d. Sericulture
18. Which of the following is a pure substance?
a. Rice gruel
b. Distilled Water
c. LPG
d. Milk
19. Which of the following statements is true?
a. When depth decreases, the pressure of the liquid increases.
b. When depth increases, the pressure of the liquid decreases.
c. When depth increases, the pressure of the liquid increases.
d. None of the above.
20. Which device among the following has the highest energy efficiency?
a. Filament bulb
b.Mercury bulb
C. CFL
d. LED
21. Canine teeths are found in
a.Herbivores
b.Carnivores
c. Omnivores
d. in carnivores and omnivores
22.Which mineral retains water in the body?
a.Iron
b. Calcium
c.Sodium
d.lodine
23.Choose the right statement.
a.land breeze blows during day time.
b. Land breeze blows to the land
c. Sea breeze blows during day time.
d. Sea breeze blows to sea.
24. Which part of coconut do we eat as food?
a. External Husk
b. Middle Shell
c. Inner Shell
d. Kernel
25.Which adulterant is used to increase the taste of food?
a. Saccharine
b. Calcium carbide
c.M.SG
d. Erythrosine
26. Which among the following statements occurs due to dispersion of light?
a. We cannot identity the actual depth of ponds.
b. A coin inside water appears a little raised.
c. Light passes through a prism creates rainbow.
d. A pencil placed obliquely in a glass of water appears broken.
27. When you put an egg in a beaker and pour vinegar, the egg rises to the top and then goes to the bottom This is due to the effect of which gas?
a. Carbon dioxide
b. Oxygen
c. Hydrogen
d. Nitrogen
28. Which sugar is formed when food and saliva dissolve?
a. Glucose
b. Maltose
c. Fructose
d. Sucrose
29.In hydroelectric power stations generators are positioned at lower level than the base of the dams
a . To make easier the maintenance work
b. To make sure the safety of workers.
c. As depth increases liquid pressure increases.
d. To use the last drop of water in the dam.
30. When is World Health Day?
a. July 21
b. April 7
c. June 5
d. February 24
1.c.2.d.3.c.4b5a6a7b,&c.9a.10. b.
11.8.12.a.13.d14c18 € 16. C17.b 18.6.19.c.20. d.
21. d. 22,c 23.c.24.d. 25.c.26.c.27.a.28.b.29.c.30.b
