Q. 265.0( 5 Votes )
Differentiate between an autotroph and a heterotrophy
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Leaves of a healthy potted plant were coated with Vaseline to block the stomata. Will this plant remain healthy for long? State three reasons for your answer.
i. Why do fishes die when taken out of water?
ii. Why is the rate of breathing in aquatic organisms much faster than in terrestrial organisms?Xam idea - Science
There are four organisms A, B, C and D. The organism A eats only the flesh of other animals as food. The organism B can eat grains, fruits and vegetables as well as meat and fish. The organism C can make the food itself from simple inorganic substances present in the environment by utilising sunlight energy. On the other hand, organism D eats only plants and their products as food.
(a) Which organism is (i) omnivore
(ii) herbivore, and (iii) carnivore ?
(b) Which organism is an autotroph ?
(c) Which organism is/are heterotroph(s)?
(d) Which organism can be a producer ?
(e) Which organism is/are consumer (s)?
(f) Give one example each of organisms which could be like (i) A (ii) B (iii) C, and (iv) DLakhmir Singh & Manjit Kaur- Biology
Which of the following is an incorrect statement?Evergreen Science
The opening and closing of the stomatal pore depends upon:Evergreen Science
While doing the experiment to show light is necessary for photosynthesis; the student was given following suggestions by his fellow students. Which are the correct suggestions given by his fellow students?
i) Safranin should be used instead of iodine.
ii) The leaf should be boiled in alcohol with water bath to remove chlorophyll.
iii) Transparent paper strip should be used instead of black paper strip.
iv) The plant should be destarched before starting the experiment.Xam idea - Science