उत्तरों सहित नर्सिंग प्रवेश परीक्षाओं के लिए जीव विज्ञान वर्कशीट

What is a monosaccharide?

1. ATwo sugars joined together, such as sucrose
2. BA fat made of glycerol and fatty acids
3. CA chain of many amino acids
4. DA single sugar unit, such as glucose

What is peer review?

1. AAsking patients for their opinion of a treatment
2. BRepeating your own experiment many times
3. CExperts checking a study before it is published
4. DReading a textbook to learn a topic

What is the cytoplasm?

1. AThe jelly-like contents between the membrane and nucleus
2. BThe fluid found only inside the nucleus
3. CThe stiff outer layer of cellulose that surrounds a plant cell
4. DThe space between two neighbouring cells

A student switches a light microscope from low power to high power. What happens to the field of view?

1. AIt gets larger and brighter
2. BIt stays the same size but gets brighter
3. CIt gets larger but less detailed
4. DIt gets smaller and usually darker

वैज्ञानिक सिद्धांत (थ्योरी) परिकल्पना से किस प्रकार भिन्न है?

1. Aसिद्धांत एक प्रयोग का परिणाम है
2. Bयह बहुत-से परखे हुए प्रमाणों द्वारा समर्थित व्यापक स्पष्टीकरण है
3. Cसिद्धांत एक अनुमान है जिसका अभी परीक्षण नहीं हुआ
4. Dसिद्धांत को नए आँकड़ों से कभी बदला नहीं जा सकता

Nearly all cells in a person's body contain the same DNA. Why do nerve cells and muscle cells look and work so differently?

1. AMuscle cells have extra DNA from mitochondria
2. BEach cell type has a different set of chromosomes
3. CDifferent genes are switched on in each type of cell
4. DNerve cells have lost the genes for muscle proteins

A child's DNA profile has bands A, B, C and D. The mother has bands A and C. Man 1 has bands B and D, man 2 has A and E, and man 3 has C and F. Which man could be the biological father?

1. AMan 3
2. BMan 1
3. CMan 2
4. DNone of them

Sucrose is broken down into glucose and fructose during digestion. What type of reaction is this?

1. ADehydration synthesis, which uses a water molecule
2. BHydrolysis, which uses a water molecule
3. CHydrolysis, which releases a water molecule
4. DDehydration synthesis, which releases a water molecule