उत्तरों सहित नर्सिंग प्रवेश परीक्षाओं के लिए जीव विज्ञान वर्कशीट

What is phagocytosis?

1. AA cell engulfing large particles such as bacteria
2. BA cell taking in small droplets of fluid
3. CA cell releasing hormones by exocytosis
4. DA cell dividing into two identical daughter cells

प्रोकैरियोटिक कोशिकाओं, जैसे जीवाणुओं, में क्या नहीं होता?

1. Aराइबोसोम
2. Bकोशिका झिल्ली
3. CDNA के रूप में आनुवंशिक पदार्थ
4. Dझिल्ली से घिरा केंद्रक

नियंत्रण समूह (कंट्रोल ग्रुप) का उद्देश्य क्या है?

1. Aप्रयोग को जल्दी पूरा करना
2. Bपरीक्षण किए जा रहे उपचार की अधिकतम संभव खुराक पाना
3. Cपरिकल्पना की आवश्यकता को समाप्त करना
4. Dउपचारित समूह से तुलना के लिए आधार-रेखा देना

What is the main role of inflammation after an injury?

1. ATo bring more blood and white blood cells to the area
2. BTo stop all blood flow to the area so that bleeding ends
3. CTo make antibodies inside the damaged cells
4. DTo destroy the healthy cells around the wound

What does RNA polymerase do?

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

What happens in the lytic cycle of a virus?

1. AThe virus divides by binary fission outside the cell
2. BThe viral DNA joins the host DNA and stays inactive for a long time
3. CThe host cell makes antibodies against the virus
4. DThe virus makes many copies in the host cell, which then bursts

A student puts a fertilised plant in a sunny window and an unfertilised plant in a dark cupboard. The fertilised plant grows more. What is the main flaw?

1. AThe dependent variable was not measured
2. BTwo variables were changed, so the cause is unclear
3. CThe student used too much fertiliser on the plant in the window
4. DThere was no hypothesis to test

An mRNA reads AUG-UUU-GGC-UAA. How many amino acids are in the protein made from it?

1. A12
2. B4
3. C3
4. D2