उत्तरों सहित नर्सिंग प्रवेश परीक्षाओं के लिए जीव विज्ञान वर्कशीट

How many millilitres are in one litre?

1. A10 000
2. B100
3. C1000
4. D10

What is a monosaccharide?

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

कौन-सा कथन जीवाणुओं का वर्णन करता है?

1. Aवे पौधों की तरह बहुकोशिकीय जीव हैं
2. Bवे कोशिकाएँ नहीं, प्रोटीन और DNA के कण हैं
3. Cवे एककोशिकीय प्रोकैरियोट हैं
4. Dवे केंद्रक वाले एककोशिकीय यूकैरियोट हैं

What does RNA polymerase do?

1. AIt removes introns from pre-mRNA
2. BIt builds an RNA strand from a DNA template
3. CIt copies the whole genome before cell division
4. DIt builds a protein from an mRNA template

Yeast in bread dough breaks down sugar without oxygen. What does it produce?

1. AOxygen and water
2. BLactic acid and carbon dioxide
3. CGlucose and oxygen
4. DEthanol and carbon dioxide

Which body system works with the respiratory system to deliver oxygen to body cells?

1. AThe urinary system
2. BThe digestive system
3. CThe circulatory system
4. DThe skeletal system

Home pregnancy tests use antibodies that bind the hormone hCG. Why do they react with hCG and not with other proteins in urine?

1. AAntibodies bind every protein but change colour only with hCG
2. BThe hormone hCG is a type of antibody itself
3. CEach antibody binds a specific antigen shape
4. DUrine contains no other proteins at all

Paper discs with antibiotics X, Y and Z are placed on a plate covered with bacteria. The clear zones around them are 2 mm, 15 mm and 0 mm wide. What is the best conclusion?

1. AAll three are equally effective against these bacteria
2. BZ is most effective, because no bacteria grew under the disc
3. CY is most effective, and the bacteria are resistant to Z
4. DX is most effective, and the bacteria are resistant to Y