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Ajay and Vijay are siblings. Ajay can roll his tongue while Vijay cannot. What is the genotype of their parents?
Ajay and Vijay are siblings. Ajay can roll his tongue while Vijay cannot. What is the genotype of their parents? (a) Both…
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Class: Class 10
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Assertion: Deficiency of Antidiuretic hormone causes an increase in urination.
Assertion (A): Deficiency of Antidiuretic hormone causes an increase in urination. Reason (R): Antidiuretic hormone acts on the kidney to reabsorb water…
Question
A phase of cell division where the spindle fibres disappear is:
A phase of cell division where the spindle fibres disappear is: (a) Telophase (b) Prophase (c) Metaphase (d) Anaphase
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Assertion: Arachnoid layer helps in speeding up the transmission of nerve impulses along the axons.
Assertion (A): Arachnoid layer helps in speeding up the transmission of nerve impulses along the axons. Reason (R): Axon endings at the…
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Many nuclear power plants are constructed near water sources. Identify the kind of pollution caused.
Many nuclear power plants are constructed near water sources. They use water for cooling their machinery and release it back into the…
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Owls are nocturnal animals. They are active at night and hunt small animals for food.
Owls are nocturnal animals. They are active at night and hunt small animals for food. Owls have large eyes and can see…
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Sunil tried to match the tropic movements in plants with the stimulus they respond to.
Sunil tried to match the tropic movements in plants with the stimulus they respond to. Tropism Stimulus P Thigmotropism Touch Q Geotropism…
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Observe the following picture, identify the defect and the cause of the defect.
Observe the following picture, identify the defect and the cause of the defect. (a) Simple goitre, under secretion of thyroxine. (b) Ex-ophthalmic…
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Name the following:
Name the following: (a) The fully developed part of the ovary containing a mature ovum. (b) A waxy layer on the upper…
Question
Given below is the diagram of a human heart. Read the information below the diagram and fill in the blanks:
Given below is the diagram of a human heart. Read the information below the diagram and fill in the blanks: The human…