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Biology

Biology
The numerous minute pores in the epidermis of a leaf are called

Hydathodes
Perforation
Lenticels
Stomata

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Biology
Fusion of two gametes called

Fertilization
Regeneration
Pollination
Development

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Biology
The Powerhouse of the cell is

Chloroplast
Endoplasmic reticulum
Nucleus
Mitochondria

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Biology
When the diaphragm and external intercostal muscles contract,

The volume of the thorax decreases
The lungs shrink
The volume of the lungs decreases
The volume of the thorax increases

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Biology
The main function of Henle's loop is

Conservation of water
Filtration of blood
Passage of urine
Formation of urine

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Biology
It is the site of chromosomes attachment to the fiber of spindle.

Centrosme
Chromomere
Blastomere
Centromere

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