Biology - Mock Test 151

Question 1501

The plasma membrane is made up of ________ ?

A) Protein and lipid B) Only lipid C) Carbohydrate and lipid D) Carbohydrate and protein

---

No Details

Question 1502

In which phase the chromosomes appear clear?

A) Metaphase B) Telophase C) Prophase D) Anaphase

---

No Details

Question 1503

The subunits of prokaryotic ribosomes are ________ ?

A) 50S + 30S B) 60S + 40S C) 40S + 30S D) 60S + 50S

---

No Details

Question 1504

Microfilaments are ________ ?

A) Structure connects cytoplasm of two near by cells B) Locomotive structure C) Structure joints nucleus and cytoplasm D) Lignified layers between two cells.

---

No Details

Question 1505

In higher plant stroma of chloroplast possesses?

A) Enzyme for dark reaction. B) Chlorophyll C) Ribosomes D) Light reaction related enzyme

---

No Details

Question 1506

Middle lamella is made up of which substance?

A) Calcium pectate B) Hemicellulose C) Muramic acid D) Phosphoglyceride

---

No Details

Question 1507

In plant cell vacuole is _______ ?

A) Membrane bound structure which stores various substance and excrete them. B) Without membranous structure. C) Without membranous structure which stores protein and lipid D) With membranous structure which stores protein and lipi

---

No Details

Question 1508

Select,which assertion is false?

A) Chloroplast and mitochondria both possess internal variation.Thylakoid lumen is not covered by thylakoid membrane. B) Chloroplast and mitochondria both possess DN1⃣ C) Chloroplast and mitochondria both possess external and internal membrane. D) Normally chloroplast is larger than mitochondria

---

No Details

Question 1509

Where the Chlorophyll is present in chloroplast?

A) In thyllakoid B) In Stroma C) In grana and stroma D) In outer membrane

---

No Details

Question 1510

What is main difference between active and passive transport?

A) Active transport occurs by ATP. B) Active transport occurs fast. C) Energy is necessary for passive transport. D) Passive transport is a non-selective transport.

---

No Details