SSC CGL 20201)_____ are called the 'Powerhouses' of the cell.
Mitochondria
The mitochondria is called the powerhouse of the cell because it is responsible for producing most of the cell's energy, or adenosine tri-phosphate(ATP).
In addition to supplying cellular energy, mitochondria are involved in other tasks, such as signaling, cellular differentiation, and cell death, as well as maintaining control of the cell cycle and cell growth.
SSC CGL 20202)What is the yellow dust present in the middle of a flower called ?
Pollen
When we look closely at a flower, we notice some yellow powdery stuff, often on the ends of stick-like structures coming out of the flower.
That yellow powder is called pollen, and the stick that holds it is called a stamen.
Fertilization in plants occurs when pollen grains are transported from anthers to stigma.
SSC CGL 20203)Deficiency of which of the following vitamins causes Night Blindness ?
Vitamin A
Nyctalopia (night blindness) is a condition making it difficult or impossible to see in relatively low light.
It occurs as a symptom of numerous congential and inherited retinal diseases or as a result of vitamin A deficiency.
Xerophthalmia, keratomalacia, and complete blindness can also occur since Vitamin A has a major role in phototransduction.
SSC CGL 20204)How many molecules of ATP are obtained by the respiration of one molecule of glucose?
2
SSC CGL 20205)Which among the following is a non-biodegradable waste?
Plastic
SSC CGL 20206)Haemphobia is the fear of :
Blood
SSC CGL 20207)Crocodiles have a _____ chambered heart.
Four
SSC CGL 20208)Snails belong to Phylum :
Mollusca
SSC CGL 20209)Which of the following can be diagnosed with the Widal test?
Typhoid fever
SSC CGL 202010)Which of the following is caused by a virus named 'Varicella zoster'?
Chickenpox