Page 2 - 3. Home Assignment (Obj & Subj)- Organisms and their surroundings

7 Which of the following does not show an arboreal habit?
a) Squirrel
b) Insect
c) Cheetah
d) Monkey
8 Organisms such as salamander live on both land as well as water and are
called-
a) Arboreal
b) Amphibians
c) Aerial
d) Aquatic
9 Monkeys are called arboreal because
a) They live on land and air
b) They spend the most time on land
c) They spend their life only on trees
d) They spend most of their life on trees
10 Which statements are true for biotic and abiotic interaction?
(i). Both plants and animals need air to respire.
(ii). All living organisms need water.
(iii). Plants do not need air, water, and sunlight for photosynthesis.

a) Option (ii) & (iii) are correct.
b) Option (i) & (iii) are correct.
c) Option (i) & (ii) are correct.
d) Option (i) ,(ii) & (iii) are correct.

Subjective:

1. Define the following – 1 E
a) Ecosystem
b) Adaptation
2. What is a habitat? Write the habitat of a tiger. 1 E

3. a) What are the two main types of habitats that living 3 Av
organisms are found in?
b) Give examples of two living organisms living in each of
the types of habitat.
4. Differentiate between an aerial and arboreal habitat with 3 Av
examples.

5. What do you understand by (a) Abiotic components and (b) 3 D
Biotic components?

6. Explain with examples of how biotic components are dependent 5 D
on the abiotic components for their survival?