Question

any tuo
s tainable forestry practices
forests
for protecting the
hat happens if salivary gland does not function in our mouth
Suggest any two methods of controlling pests which are based on biological
principles
Write one similarity and one dissimilarity between 'Alkaloids and
"Tannins'
Section II
(6x9-19 Marks)
Note : Answer All the questions,
D Ench question carries 2 marks,
w Write each answer in 4-5 sentences
10.
11.
Draw and label the diagram of internal structure of 'human kidney
Prepare four questions to know more about the Human Evolution'
Prepare a table showing four different types of respiratory argans found in
different organisms
Mention two instruments/materials needed to conduct the experiment on root
pressure. Explain the result
Draw and label the TS of Artery. Write two important characters of the
Artery
What is soil erosion ? Write the two methods of soil conservation.
Section-III
(4x4=16 Marks)
12.
13.
Fote:
Answer All the questions.
1
2.
3.
Each question carries 4 marks.
There is an internal choice for each question, only one option from
each question is to be attempted.
1.
Answer each question in 8-10 sentences.
E(A)​

Answer 1

Answer:

only any two ways for sustaining forest

Explanation:

by consuming products without harming the environment and make use of it