Question
Differentiate between autotrophs and heterotrophs.
✓
Answer
Green plants are called autotrophs as they prepare their own food from simple substances, but animals and most other organisms are called heterotrophs as they take in ready-made food prepared by the plants.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
What do you understand by symbiotic relationship present in some organism?
Can you get a real image at any distance of the object from the convex mirror?
Refer to the sketch provided, which shows the positions of the Big Dipper constellation in the night sky from 7 PM to 5 AM, as observed by a student in Pune on the night of 1-2 April.
(a) What causes the Big Dipper to appear to move across the night sky in a circular path around the Pole Star? Explain the scientific reason behind this observation.
(b) Based on the positions shown in the sketch, describe the apparent direction of movement of the Big Dipper. What does this tell us about the Earth's motion?
(a) What causes the Big Dipper to appear to move across the night sky in a circular path around the Pole Star? Explain the scientific reason behind this observation.
(b) Based on the positions shown in the sketch, describe the apparent direction of movement of the Big Dipper. What does this tell us about the Earth's motion?
We should not touch the lighted bulb. Explain, why?
Paheli asked. "There are so many trees here. Also, there are many forests like this. What difference will it make if we cut some trees for a factory"?
What is selective breeding?
The terms sewage, sewers and sewerage are interlinked with each other. Can you explain, how?
Read the following terms given below.
Group the terms on the basis of the categories given below.
(i) Circulatory system of animals.
(ii) Excretory system in human.
(iii) Transport of substances in plants.
| root hairs | xylem | urethra |
| arteries | kidneys | veins |
| atria | capillaries | heart |
| ureter | phloem | urinary bladder |
(i) Circulatory system of animals.
(ii) Excretory system in human.
(iii) Transport of substances in plants.
Draw a diagram to show the radiation by the sun.
Give two examples each of conductors and insulators of heat.