S K Jain and Shailesh K Jain Solutions for Chapter: Forests : Our Lifeline, Exercise 6: Chapter Based Formative Assessment

Author:S K Jain & Shailesh K Jain

S K Jain Science Solutions for Exercise - S K Jain and Shailesh K Jain Solutions for Chapter: Forests : Our Lifeline, Exercise 6: Chapter Based Formative Assessment

Attempt the free practice questions on Chapter 17: Forests : Our Lifeline, Exercise 6: Chapter Based Formative Assessment with hints and solutions to strengthen your understanding. Science 7 solutions are prepared by Experienced Embibe Experts.

Questions from S K Jain and Shailesh K Jain Solutions for Chapter: Forests : Our Lifeline, Exercise 6: Chapter Based Formative Assessment with Hints & Solutions

MEDIUM
7th CBSE
IMPORTANT

The topmost layer of the crown of tall trees is called _____.

MEDIUM
7th CBSE
IMPORTANT

Deforestation would lead to _____.

EASY
7th CBSE
IMPORTANT

Forests increase air pollution.

MEDIUM
7th CBSE
IMPORTANT

Understoreys lie above the forest canopy.

EASY
7th CBSE
IMPORTANT

The organisms which derive their food from dead and decaying animal/plants are called saprotrophs.

MEDIUM
7th CBSE
IMPORTANT

All medicinal compounds are the products of trees and plants.

EASY
7th CBSE
IMPORTANT

Large scale cutting of forest trees leads to a fall in the water table.

HARD
7th CBSE
IMPORTANT

Solve the crossword puzzle with the help of clues given:
Question Image

ACROSS
1. Dead and decaying dark-coloured organic matter (5).
2. The sequence of who eats whom (9).
3. The branchy part of a tree above the stem (5).
4. White coloured fluffy fibre (6). 

DOWN
5. Light yellow coloured excretion from certain trees (5).
6. Shorter trees forming different layers under the Canopy (11).
7. Plant having a life span of two years (9).
8. The organisms which make their own food from CO2 and H2O in the presence of light and chlorophyll (9).