Biology Mcqs

___________ is used to relieve one kind of headache, migraine?

• (A)  Pencillin
• (B)  Lovastatin
• (C)  Cyclosporine
• (D)  Ergotin

Answer

Submitted By :Ali Uppal

Cytoskeleton involved in assembly and disassembly of the spindle during mitosis is of_________?

• (A)  Microtubules
• (B)  Microfilaments
• (C)  Intermediate filaments
• (D)  None of these

Answer

Submitted By :Ali Uppal

Sythetic insulin from pork was formed by which technique__________?

• (A)  Parasitology
• (B)  Social biological techniques
• (C)  Biotechnology
• (D)  Both a and c

Answer

Submitted By :Ali Uppal

___________ is concerned with cell secretions?

• (A)  Endoplasmic reticulum
• (B)  Golgi complex
• (C)  Lysosomes
• (D)  Cell membrane

Answer

Submitted By :Ali Uppal

Which one is not correct for a productive theory________?

• (A)  It is predictive
• (B)  It has explanatory power
• (C)  It discourages suggestion of different hypotheses
• (D)  None of these

Answer

Submitted By :Ali Uppal

Intake of liquid material by cell membrane is called___________?

• (A)  Endocytosis
• (B)  Exocytosis
• (C)  Phagocytosis
• (D)  Pinocytosis

Answer

Submitted By :Ali Uppal

Breakdown of large molecules into smaller ones utilizing water molecules is_________?

• (A)  Hydration
• (B)  Hydrolysis
• (C)  Dehydration synthesis
• (D)  Electrolysis

Answer

Submitted By :Ali Uppal

Out of total organisms on earth, _____________are vascular plants?

• (A)  53.10%
• (B)  19.90%
• (C)  17.60%
• (D)  9.40%

Answer

Submitted By :Ali Uppal

Oxygen accounts for __________ percent of totals human body mass?

• (A)  65%
• (B)  18%
• (C)  10%
• (D)  3%

Answer

Submitted By :Ali Uppal

Initial pH of food vacuole during digestion in amoeba is____________?

• (A)  5.3
• (B)  5.6
• (C)  7.3
• (D)  7.6

Answer

Submitted By :Ali Uppal