Page 97 - Science Class 06

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Exercise
A. Tick (3) the correct op on.
1. Which of the following is not an abio c component?
(a) Sunlight (b) Air
(c) Soil (d) Earthworm
2. Which of the following is an example of Xerophytes?
(a) Hydrilla (b) Mango

(c) Cactus (d) Lotus
3. Which of the following plants remains in contact with water only?
(a) Lotus (b) Hydrilla
(c) Lemna (d) Hyacinth

4. Aqua c animals are also called:
(a) Hydrocoles (b) Xerocoles
(c) Aerocoles (d) None of these

5. Which of the following animals lives in the mountain habitat?
(a) Polar bear (b) Rabbit
(c) Elephant (d) Horse
B. Match the following columns.

Column I Columns II
1. Abio c components a. Hydrilla
2. Free floa ng water plant b. Xerophyte

3. Rooted with floa ng leaves c. Transparent eyelids
4. Submerged aqua c plant d. Pis a
5. Cactus e. Birds
6. Aqua c animals f. Sunlight

7. Xerocoles g. Lotus
8. Aerial habitat h. Hydrocoles
C. Fill in the blanks.

1. ____________ factors or components are mainly referred to all the living things in the
ecosystem.

2. Animals eat the food produced by plants that’s why they are called ____________
3. The ____________ of mesophytes are aerial, solid and well-branched.
4. The ____________ of most of the xerophytes are highly ____________ and some mes
absent.
5. A ____________ is a type of plant that is able to survive in and around land or water high
in salt content.
6. ____________ are the animals that can live both in water and on land.

Science-6 97