Chapter 2

Organism and Biodiversitty

1. Multiple Answers (MCQ) – Marking the correct answers:
i. Does the lower part of the plant help the process?
Answer: (d) Food flow

ii. Pomegranate tree it is –
Answer: (a) Gosh

iii. Which of the following animals is not aquatic?
Answer: (b) Kharikazai

iv. Different types of curly hair –
Answer: (a) Shivering at the back

v. Why does grandpa comment on the differences in plants?
Answer: (a) It depends on the environment of the region.

2. Fill in the blanks:
i. The cotyledons are contained within the ____________.
Answer: Seeds

ii. Netting can be planted in _____ plants.
Answer: Dalpat

iii. Thai followers are seen to be ____________.
Answer: Variation of plants

iv. The structure and shape of trees depends on the environment.
Answer: Yes

v. Fopola hands are characteristic of ____________.
Answer: Kharikazai

3. Short answer:
i. How do you speak?
Ans: Plants are aquatic plants, whose stem is below the root water and above the tap water.

ii. What does diversity mean?
Answer: Biodiversity means the diversity of plants and animals in different habitats and conditions of the world.

iii. Why does factory smoke affect the environment?
Answer: Factory exhaust pollutes the air and harms plant, animal and bird life.

iv. Write the general characteristics of the organism.
Answer: Breathing

    ● Takes food

    ● Increases

v. He wrote an example on the main page of the conference.
Answer: Sweet Neem, Kalgacha, Jalkunvari

vi. Write a group of Thai variations.
Answer: Diversity is a major feature of the natural environment, which creates the diversity of flora and fauna.

vii. "Thainess and diversity are part of a trend" – explained.
Ans: Due to climate, soil, availability of water etc. in different regions of the world, flora and fauna differ, which shows the trend of habitat and diversity.

4. Correct writing:
(i) All documents are useful to us.
Answer: Correct

(ii) It helps to vary the situation.
Answer: Correct

(iii) All the effects of the environment are no longer a bridge.
Ans: False → No single place is the bridge of all environmental influences.

(iv) Environmental variation is observed according to plant structure.
Answer: Correct

(v) Excess rainfall does not affect plant growth.
Ans: False → Plants are not formed due to excess rainfall.

Additional Questions:

1. Why is diversity important?
Answer: Thai diversity is very important in terms of flora, fauna and bird diversity, biodiversity conservation and environmental protection.

2. What does plant structure depend on?
Answer: Plant structure depends on environment, climate, soil, and water availability.

3. What is the damage to plants and animals caused by grazing?
Answer: Fertilizers eat plants and damage agricultural fields.

4. What is the difference between a desert environment and a mountain environment?
Ans: Kasharia can spread moisture and heat in the environment; The mountain environment is cold and full of Seugea trees.