standard - 7 th
subject - science
Board- NCERT__________________________________________________________
I Fill in the blanks 5 marks
1. ________________ is called the kitchen of the plant.
2. Pashmina shawl is woven from the hair of ______________.
3. The process of the seeping of water into the ground is called ________________.
4. World Water Day is celebrated on the ____________________.
5. A large muscular sheet called______________ forms the floor of the chest cavity.
II Choose the correct option 5 marks
6. Which of the following has chlorophyll?
a) Algae b) Cuscuta c) Mushroom d) fungus
7. Which is the next stage to the egg in the life history of silk moth?
a) cocoon b) larva c) pupa d) tadpole
8. Which gas is produced when baking soda is mixed with vinegar. a)oxygen b) carbon dioxide c) hydrogen d) nitrogen
9. Which of the following countries is situated near the poles?
a)Canada b) Malaysia c) Kenya d) Alaska
10. Which of the following is an example of circular motion?
a) moving fan b) swing c) pendulum d) butterfly in the air
III Who am I ? 5marks
11. I am an insectivorous plant shaped like a jar.
12. I am a bacteria that causes the sorter’s disease.
13. I am an animal with a silver-white mane surrounding my head.
14. I am a chemical used to disinfect water.
15. I am the male reproductive organ of the plant.
IV State whether true or false .
16. Solar energy is converted into chemical energy during photosynthesis.
17. Humidity refers to the amount of moisture in the air.
18. Frogs respire through their skin and lungs.
19. Ozone is a poisonous gas.
20. The fertilized ovum is called zygote.
Answers
Answered by
0
Answer:
1st= roots 2nd dtatlldije
Similar questions