Science Miscellaneous Worksheets

Science Olympiad Miscellaneous Worksheet-1

Fill in the Blanks.

1. Bronchi are _______ in number.

2. Human heart is divided into _______ chambers.

3. There are total _______ premolars in an adult human being.

4. An average human adult has _______ teeth.

5. A healthy human adult has _______ number of bones.

6. _______ is the opening in the body through which feces are excreted.

7. Blood is distributed to various parts of the body through blood vessels known as _______.

8. Heart lies on the left side of the _______ cavity.

Science Olympiad Miscellaneous Worksheet-2

True or False.

1. The feathers of birds are good insulators.

2. Belladona has medicinal properties.

3. Saprophytes derive their food from dead organisms.

4. Silk fibre is produced by certain insects.

5. Water is used to produce electricity.

6. Food energy is transferred from one organism to the other through food web.

7. Mammals are homeothermic animals.

8. Man is an amphibian.

9. Very high concentration of carbon dioxide accelerates plant growth.

Science Olympiad Miscellaneous Worksheet-4

1. Which of the following is the heaviest snake?

(a) King Cobra                              (b) Viper

(c) Anaconda                                 (d) Boa Constrictor

2. Which of the following is the fastest growing plant?

(a) Ferns            (b) Coconut       (c) Banyan         (d) Bamboo