- 1. The ability of an organism to survive in a place where it lives is called...
A) Adoption
B) Adaptation
C) Survival
- 2. Which of these animals is not an habitant of aquatic environment?
A) Water lilly
B) Whale
C) Parrot
- 3. Dog and cockroach are habitants of.......
A) Aquatic
B) Terrestrial
C) Arboreal
- 4. Which animal among the primates has the "S " curve in its backbone?
A) Man
B) Snake
C) Monkey
- 5. Which of these categories of animal their young ones alive?
A) Primates
B) Amphibians
C) Mammals
- 6. The organisms that break down dead plants and animals into simple substances that enrich the soil is.......
A) Decomposers
B) Consumers
C) Producers
- 7. Sun ---->Grass ---->Grasshopper ------>Lizard------->Snake------>Python is an example of -----
A) Food pyramid
B) Food web
C) Food chain
- 8. Which of the following animals is an herbivore ?
A) Rat
B) Guinea fowl
C) Cattle
- 9. The relationship between two organisms in which one is benefiting from the other one, thereby causing harm to the host is called.... ....
A) Parasitism
B) Competition
C) Mutualism
- 10. The organism that kills and eats smaller animal is the...... .. , and the one the higher animal kills and eat is the. ....
A) Predator and producer
B) Predator and prey
C) Prey and consumer
- 11. Which of the following is a physical property of acids
A) Acids react with base to form salt and water
B) Acids turn lithmus paper red
C) Acids solution can conduct electricity
- 12. Which of these is a factor that can affect chemical reactions
A) Concentration
B) Odour
C) Colour
- 13. Which of the following is not an acid?
A) Sodium chloride
B) Citric acid
C) Surphiric acid
- 14. Which of the following is not of a signs that chemical reaction has taken place is that,
A) Showing of air bubbles
B) Change in temperature
C) Formation of pus
- 15. Which of these is not an elect - chemical appliance?
A) Dry cell
B) Rechargeable battery
C) Blender
- 16. Study of sizes and shapes of objects is called
A) Geometry
B) Colonumentary
C) Documentary
- 17. The point of intersection of two line is called......
A) Joint
B) Junction
C) Vertex
- 18. The product of force and its distance in the direction of the force is termed......
A) Work
B) Power
C) Force
- 19. Which of the following is the formula to calculate kinetic energy of a falling object?
A) mgh
B) 1/2mv²
C) Fd
- 20. Calculate the gravitational potential energy of an object of mass 10kg placed 2 m above the ground level ( take g= 10m/s²
A) 200J
B) 300J
C) 400J
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