(a) cytoplasm
(b) chloroplast
(c) mitochondria
(d) golgi body
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The kidneys in human beings are a part of the system for
(c) In human beings, the kidneys are a part of the system for excretion.
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Describe the flow of blood through the heart of human beings.
Hints— Atrium Ventricles Oxygenated blood De-oxygenated blood
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Which of the following is not a part of the female reproductive system in human beings?
(c) Vas deferens is not a part of the female reproductive system in human beings.
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What are the functions performed by the testis in human beings?
The testes are the male reproductive organs that are located outside the abdominal cavity within a pouch called scrotum. Functions of testes: Produce sperms Produce a hormone called testosterone, which brings...
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Name at least five different deficiency symptoms in plants. Describe them and correlate them with the concerned mineral deficiency.
The five main deficiency symptoms arising in plants are: Chlorosis Necrosis Inhibition of cell division Delayed flowering Stunted plant growth Chlorosis or loss of chlorophyll leads to the yellowing of leaves....
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What would happen, if all the oxygen present in the environment is converted to ozone?
(b) It will become poisonous and kill living forms
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The two forms of oxygen found in the atmosphere are (a) water and ozone (b) water and oxygen (c) ozone and oxygen (d) water and carbon-dioxide
(c) ozone and oxygen
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How are simple tissues different from complex tissues in plants?
Simple tissues are made up of one type of cells which coordinate to perform a common function. Complex tissues are made up of more than one type of cells. All these...
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In which form (i) oxygen is carried to the tissues? (ii) CO2 moves out of the blood?
(i) Oxyhaemoglobin (ii) Carboxyhaemoglobin and as carbonic acid (CO2 dissolved in blood plasma).
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Arrange the following statements in the correct order in which they occur during the formation and removal of urine in human beings.
(d) ---> (e) ---> (b) ---> (a) ---> (c)
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