Advertisements
Advertisements
Questions
Write the percentage of solar energy captured by the autotrophs.
What percentage of the solar energy is trapped and utilised by the plants?
Solution
Plants capture only about 1% of the solar energy that falls on them and use it for photosynthesis.
RELATED QUESTIONS
Fill in the following blank with suitable word :
The science that deals with the inter-relationships of living things with one another and their environment is called...........
The use of one of the following will pollute the environment. This one is :
(a) paper carry bags
(b) cotton cloth carry bags
(c) nylon cloth carry bags
(d) jute carry bags
What makes the earth’s atmosphere a heterogeneous mixture?
Give reason.
It is important to conserve the living components of the environment.
Classify the following as natural or man-made.
Soil.
Classify the following as natural or man-made.
pen
Take a square paper. Fold its diagonals. Draw three lines in three triangles as shown in the picture.
Cut from the edge of the diagonal to the center as shown in the picture.
If you fold this triangle and paste it behind the third triangle you get a pyramidal shape.
In one of the triangles, draw images of each of the organisms in the different levels.
In another triangle write the names of the organisms. In the last triangle, write the energy level of the organism. Have a look at the following example. You must come up with different organisms!.
These are abiotic factors.
- Sunlight
- Bacteria
- Air
- Plants
Suggest one word for the following statement/definition.
The physical and biological world where we live in
The abiotic factors are the non-living parts such as sunlight, air, water, and minerals in the soil.
