Food is the kind of thing that every human needs in his life. For the survival of life, we must intake good food so that we remain fit and fine. Many sources are present from which we will get the food. These resources are plants and animals.
It becomes difficult to obtain a sufficient amount of food with the growing population. Because the population is increasing day by day and the sources of food cannot generate an adequate amount of food.
Various activities are present that will help in the food increment. These are discussed here below:
The cropping pattern includes the following things.
Animal husbandry includes some basic things. These things are discussed here below:
Improvement in Food Resources Sample Questions for Class 9
Question 1
A(n) is an organism that obtains energy form the food it consumes.
A. autotroph
B. heterotroph
C. photosynthesizer
D. phototroph
Question 2
During a long period when there is no rainfall, a mountain lion may temporarily leave its usual hunting territory to drink from a farm pond. To what is this behavior probably due?
A. its need to find different foods to eat
B. the change in an abiotic factor in its environment
C. its need to find a new habitat
D. the change in a biotic factor in its environment
Question 3
Bears often eat large amounts of food before hibernation. In their bodies, the excess food energy is stored as solid fats, which can be used for long-term energy storage. Fats belong in what group of molecules?
A. amino acid
B. carbohydrates
C. lipids
D. nucleic acids
Question 4
What symbol is used to show the flow of energy through the trophic levels in a food chain or food web?
A. arrow
B. colon
C. comma
D. dash
Question 5
Which of these statements describes a niche?
A. an environmental factor that tends to limit population size
B. an increase in the Earth's average atmospheric temperature that causes corresponding changes in climate, which may result from the greenhouse effect
C. the unique living arrangement of an organism defined by its habitat, food sources, time of day it is most active, and other factors
D. none of the above