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प्रश्न
What would happen if green plants disappeared from earth?
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उत्तर
Green plants are the sources of energy for all the heterotrophs on earth. Plants convert solar and chemical energy into viable food sources. If plants disappear from the earth it leads to an imbalance in the ecosystem and heterotrophs may die without food.
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संबंधित प्रश्न
the biological/technical terms for the hormone increasing reabsorption of water by kidney tubules
What is the function of excretory system in humans?
Describe the mechanism of urine formation in human excretory system. Draw a labelled diagram to illustrate your answer.
Where is urine carried through ureters?
The substance which is not reabsorbed into the blood capillaries surrounding the tuble of a nephron is mainly:
(a) glucose
(b) amino acid
(c) urea
(d) water
Write True (T) or False (F) for the following statement. Rewrite the false statement in the correct form.
Excess sugar in the blood is a symptom of diabetes.
Answer the following in short.
List five waste products of plants.
Differentiate between the following pairs of term :
Renal pelvis and renal papilla
Given below is a simplified diagram of the human kidney cut open longitudinally. Answer the questions that follow.
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- Define excretion.
- Why does the cortex of the kidney show a dotted appearance?
- Why does the medulla of the kidney show a striped appearance?
- Write two differences in the composition of the blood flowing through the blood vessels 'A' and 'B'.
Choose the odd one out in the following series:
Renal fat, renal capsule, nerve.
Give Technical Term:
The tube joining the kidney to the urinary bladder.
Write the functional activity of the following structure: Aldosterone
Choose the correct option.
What is micturition?
Hypotonic filtrate is formed in _______.
Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.
The product of the process of deamination is ______.
Among the following animals, the best conserver of water is ______.
Two green plants are kept separately in oxygen-free containers, one in the dark and the other in continuous light. Which one will live longer? Give reasons.
The process of removal of unwanted metabolic wastes from the body is called ______.
